CN212777739U - Humidifier - Google Patents

Abstract

The utility model relates to a humidifier, which comprises a humidifier body and a water tank, wherein the water tank is used for containing water; the sterilizing box is placed in the water tank and is used for sterilizing the water in the water tank; the sterilizing box comprises a box body and a box cover body, wherein the box body is detachably connected to the water tank, and/or the box cover body is detachably arranged on the box body in a covering mode. The utility model provides a humidifier, after the box that disinfects uses a period, can dismantle box body or box cover body from the basin of humidifier in to wash or change the box that disinfects, consequently, the inside and outside dirt and the foreign matter that produce of box that disinfects have obtained timely processing, and the bactericidal effect of the box that disinfects in the humidifier is good.

Description

Humidifier

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a humidifier.

Background

To cope with dry weather, people often choose to use a humidifier at home to increase the humidity of the air in the room. However, the quality of water in the humidifier water tank is difficult to guarantee, even if the initially added water quality is good, a large amount of bacteria can be bred due to too long standing time in the humidifier, and if the bacteria in the water cannot be killed in time, the bacteria can be diffused into indoor air along with mist, so that the air quality is reduced.

In the prior art, a sterilizing box with a sterilizing part is usually added in a water tank of a humidifier to sterilize water, but the problem that after the sterilizing box is used for a period of time, dirt and foreign matters are generated inside and outside the sterilizing box, so that the sterilizing effect of the sterilizing box is poor still exists.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a humidifier with good sterilization effect to solve the problem that the sterilization effect of the conventional sterilization box is not good due to the dirt and foreign matters generated inside and outside the sterilization box after the sterilization box is used for a period of time.

A humidifier comprises a humidifier body and a humidifier body, wherein the humidifier body comprises a water tank, and the water tank is used for containing water;

the sterilizing box is placed in the water tank and is used for sterilizing the water in the water tank;

the sterilizing box comprises a box body and a box cover body, wherein the box body is detachably connected to the water tank, and/or the box cover body is detachably arranged on the box body in a covering mode.

In one embodiment, the water tank has a first limiting part, the box body has a second limiting part, and the first limiting part and the second limiting part cooperate with each other to limit the box body in the water tank along a first direction;

the box body is detachably connected to the water tank along a second direction, and the second direction is perpendicular to the first direction.

In one embodiment, the first position-limiting part has a first mating surface extending along the second direction, and the second position-limiting part has a second mating surface extending along the second direction;

the first matching surface and the second matching surface are matched so that the box body is limited in the water tank along the first direction.

In one embodiment, the first mating surface and the second mating surface are both annular.

In one embodiment, the sink has a first mounting surface for placing the sterilizing box, and the first mating surface is convex outward or concave inward relative to the first mounting surface along the second direction;

the box body is provided with a second mounting surface opposite to the first mounting surface, and the second matching surface is inwards sunken or outwards protruded along the second direction relative to the second mounting surface.

In one embodiment, the humidifier further comprises a water tank detachably connected to the water tank in the second direction;

the water tank comprises a third limiting part, and the third limiting part is matched with the water tank so that the box body is limited in the water tank along the second direction.

In one embodiment, the sink has a first connection;

the cartridge body has a second connecting portion;

the first and second connection parts are engaged with or disengaged from each other in the second direction so that the cartridge body is detachably connected to the sump.

In one embodiment, the first connecting portion is disposed on the first position-limiting portion, and the second connecting portion is disposed on the second position-limiting portion.

In one embodiment, the first connecting portion includes a first engaging portion, the second connecting portion includes a second engaging portion, and the first engaging portion and the second engaging portion are engaged with or disengaged from each other along the second direction so that the cartridge body is detachably connected to the sink.

In one embodiment, the first coupling portion includes a first screw portion, and the second coupling portion includes a second screw portion, and the first screw portion and the second screw portion are engaged with or disengaged from each other in the second direction to detachably couple the cartridge body to the sink.

In one embodiment, when the box cover body is detachably covered on the box body, the box body is fixed in the water tank; or

The cartridge body is integrally formed with the water tub.

In one embodiment, the sink has a first mounting surface for placing the sterilizing box, and a first communication hole is formed in a side surface of the box body facing the first mounting surface and used for communicating the inside of the box body with the outside of the box body;

a circulation passage is arranged between the box body and the first mounting surface, and the first communication hole is communicated with the inside of the water tank through the circulation passage.

In one embodiment, a side surface of the cartridge body facing the first mounting surface has a gap therebetween to form the flow channel.

In one embodiment, a side surface of the box body facing the first mounting surface is provided with at least one first protrusion, and the first protrusion abuts against the first mounting surface to form the gap; or

The first mounting surface is provided with at least one second protrusion, and the second protrusion abuts against one side surface of the box body facing the first mounting surface to form the gap.

According to the humidifier, after the sterilizing box is used for a period of time, the box body or the box cover body can be detached from the water tank of the humidifier so as to clean or replace the sterilizing box, therefore, dirt and foreign matters generated inside and outside the sterilizing box are timely treated, and the sterilizing effect of the sterilizing box in the humidifier is good.

Drawings

Fig. 1 is a schematic cross-sectional view of a humidifier according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a sterilizing box in a humidifier according to an embodiment of the present invention;

fig. 3 is a schematic view of a half-section structure of a humidifier in which a water tank is engaged with a sterilizing box;

fig. 4 is a schematic cross-sectional view illustrating a water tank and a sterilizing case of a humidifier according to another embodiment of the present invention;

fig. 5 is an enlarged schematic view of a portion a of the humidifier shown in fig. 4;

fig. 6 is a schematic cross-sectional view illustrating a water tank and a sterilizing case of a humidifier according to another embodiment of the present invention;

fig. 7 is a schematic cross-sectional view illustrating a structure of a water tank and a sterilizing case of a humidifier according to still another embodiment of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only 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 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., 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; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. 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.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Furthermore, the drawings are not 1: 1, and the relative dimensions of the various elements in the figures are drawn for illustration only and not necessarily to true scale.

Fig. 1 is a schematic cross-sectional view of a humidifier according to an embodiment of the present invention; fig. 2 is a schematic structural view of a sterilizing box in a humidifier according to an embodiment of the present invention; for the purpose of illustration, the drawings show only the structures associated with embodiments of the invention.

Referring to fig. 1 and 2, an embodiment of the present invention provides a humidifier 100 including a humidifier body 10 and a sterilizing cassette 20.

The humidifier body 10 includes a water tank 11, the water tank 11 is used for containing water, the sterilizing box 20 is located in the water tank 11, and the sterilizing box 20 is used for sterilizing the water in the water tank 11. Specifically, the humidifier body 10 further includes a water tank 12, the water tank 12 is detachably connected above the water tank 11, the water tank 12 is communicated with the water tank 11 to provide water to the water tank 11, and more specifically, the humidifier body 10 further includes an atomizing assembly, the atomizing assembly is communicated with the water tank 11, and the atomizing assembly is used for discharging water in the water tank 11 to the outside of the humidifier body 10 after being atomized.

The sterilizing box 20 includes a box body 21 and a box cover 22, wherein the box body 21 is detachably connected to the water tank 11, and/or the box cover 22 is detachably covered on the box body 21.

It should be understood that, in the embodiment of the present invention, the case body 21 of the sterilizing case 20 is detachably attached to the water tank 11, or the case cover 22 of the sterilizing case 20 is detachably attached to the case body 21, or the case body 21 of the sterilizing case 20 is detachably attached to the water tank 11, and the case cover 22 of the sterilizing case 20 is detachably attached to the case body 21.

Thus, when the box body 21 is detached from the water tank 11, the box cover 22 can be detached from the water tank 11 along with the box body 21, i.e. the sterilizing box 20 can be cleaned or replaced outside the humidifier body 10, or only the box cover 22 can be detached from the box body 21 to replace the sterilizing parts inside the sterilizing box 20, the box cover 22 of the sterilizing box 20 can be cleaned alone, of course, when the box body 21 is detachably connected to the water tank 11 and the box cover 22 is detachably covered on the box body 21, the user can selectively detach the box body 21 or the box cover 22 to correspondingly clean or replace the sterilizing box 20 according to the current situation, and the operation is more convenient.

The utility model discloses a humidifier 100 uses a period back at retort pouch 20, can dismantle box body 21 or box cover body 22 from humidifier 100's basin 11 in to wash or change retort pouch 20, consequently, the inside and outside dirt and the foreign matter that produce of retort pouch 20 have obtained timely processing, and retort pouch 20's in the humidifier 100 bactericidal effect is good.

In some embodiments, an opening is formed at one side of the box body 21, a receiving cavity communicated with the opening is formed inside the box body 21, and the box cover 22 covers the opening.

In some embodiments, the sterilizing box 20 further includes a sterilizing member disposed in the accommodating cavity, and the sterilizing member may be one or more of a sterilizing cleaning ball, a sterilizing agent, a filtering net, or a resin.

As shown in fig. 3, in an embodiment of the present invention, the water tank 11 has a first position-limiting portion 111, the box body 21 has a second position-limiting portion 211, the first position-limiting portion 111 and the second position-limiting portion 211 cooperate to limit the box body 21 in the water tank 11 along a first direction, the box body 21 is detachably connected to the water tank 11 along a second direction, and the second direction is perpendicular to the first direction. Specifically, the first direction is a radial direction of the sterilizing cassette 20, and the second direction is an axial direction of the sterilizing cassette 20, and in other embodiments, the first direction may also be the axial direction of the sterilizing cassette 20, and the second direction is the radial direction of the sterilizing cassette 20.

Cooperate so that box body 21 is spacing along the first direction through setting up first spacing portion 111 and the spacing portion 211 of second, avoided box body 21 to rock or squint along the first direction in basin 11, on the one hand, can play certain guide effect to box body 21 when box body 21 is connected with basin 11 along dismantling of second direction, it is more convenient to operate, on the other hand, after box body 21 is connected with basin 11, can make the relation of connection more reliable. In a preferred embodiment, the second stopper 211 has a center located on a center line of the sterilizing cassette 20 in the axial direction. It can also be understood that the second position-limiting portion 211 is located in the middle of the sterilizing box 20, so that the box body 21 is uniformly stressed and not easily damaged when the box body 21 is disassembled and assembled.

Further, the first position-limiting portion 111 has a first mating surface extending along the second direction, the second position-limiting portion 211 has a second mating surface 2111 (as shown in fig. 2) extending along the second direction, and the first mating surface and the second mating surface 2111 are mated to limit the cartridge body 21 in the water tank 11 along the first direction. The first matching surface and the second matching surface 2111 extending along the second direction are simple in arrangement and reliable in limiting.

Specifically, the first mating face and the second mating face 2111 are both annular. The first matching surface and the second matching surface 2111 which are arranged annularly can realize the limiting in all directions along the first direction, and the limiting reliability of the box body 21 is ensured.

More specifically, the annular first mating surface and the annular second mating surface 2111 may be continuous cylindrical surfaces or arc surfaces arranged at intervals, which is not limited herein.

Further, the water tank 11 has a first mounting surface 112 on which the sterilizing cassette 20 is placed, the first fitting surface being convex or concave in the second direction with respect to the first mounting surface 112, the cassette body 21 has a second mounting surface 212 provided opposite to the first mounting surface 112, and the second fitting surface 2111 is concave or convex in the second direction with respect to the second mounting surface 212. By utilizing the positional relationship between the sterilizing cassette 20 and the water tank 11, the first fitting surface 2111 and the second fitting surface 2111 which are concave-convex fitted are adopted on the first fitting surface 112 and the second fitting surface 212 which are oppositely arranged, so that the cassette body 21 is simply and conveniently limited in the water tank 11 along the first direction.

Referring to fig. 1 again, in some embodiments, the humidifier 100 further includes a water tank 12, the water tank 12 is detachably connected to the water tank 11 along the second direction, the water tank 12 includes a third limiting portion 121, and the third limiting portion 121 is matched with the water tank 11 to limit the box body 21 in the water tank 11 along the second direction. Since the water tank 12 is detachably connected to the water tank 11 along the second direction, when the water tank 12 is mounted to the water tank 11, the box body 10 is limited in the water tank 11 by the third limiting portion 121, and when the water tank 12 is detached from the water tank 11, the second direction of the box body 10 is not limited, and the box body 10 can be detached from the water tank 11.

Specifically, a side surface of the box body 21 facing away from the box cover 22 abuts against the water tank 11, and a side surface of the box cover 22 facing away from the box body 21 abuts against the third limiting portion 121, so that the sterilizing box 20 is limited in the water tank 11 along the second direction. The surface of the cartridge body 21 facing away from the cartridge cover 22 is the second mounting surface 212.

In some embodiments, the sink 11 has a first connecting portion, and the cartridge body 21 has a second connecting portion, which are engaged with or disengaged from each other in a second direction to detachably connect the cartridge body 21 to the sink 11. The mounting and dismounting of the cartridge body 21 with respect to the water tank 11 is achieved by the first connecting portion and the second connecting portion being engaged with and disengaged from each other, which is simple and reliable. Specifically, the cartridge body 21 is close to or away from the water tub 11 in the second direction so that the first and second connection portions are engaged with or disengaged from each other in the second direction.

Further, the first connecting portion is disposed on the first limiting portion 111, and the second connecting portion is disposed on the second limiting portion 211, so that the first connecting portion and the second connecting portion can be mutually matched or mutually separated to be switched when the first limiting portion 111 and the second limiting portion 211 are matched to limit the box body 21 along the first direction, thereby simplifying the detachable connection structure of the box body 21 and the water tank 11, avoiding connection dislocation between the box body 21 and the water tank 11, and enabling the operability of connection between the box body 21 and the water tank 11 to be better. Specifically, the first connecting portion is disposed on the first mating surface, and the second connecting portion is disposed on the second mating surface 2111.

As shown in fig. 4 and 5, in one embodiment, the first connecting portion includes a first engaging portion 114, the second connecting portion includes a second engaging portion 214, and the first engaging portion 114 and the second engaging portion 214 are engaged with or disengaged from each other along the second direction to detachably connect the cartridge body 21 to the sink 11. Specifically, one of the first engaging portion 114 and the second engaging portion 214 is a slot, and the other of the first engaging portion 114 and the second engaging portion 214 is a buckle matched with the slot, or one of the first engaging portion 114 and the second engaging portion 214 is a first buckle, and the other of the first engaging portion 114 and the second engaging portion 214 is a second buckle matched with the first buckle.

As shown in fig. 6, in other embodiments, the first coupling portion includes a first screw portion 115, the second coupling portion includes a second screw portion 215, and the first screw portion 115 and the second screw portion 215 are engaged with or disengaged from each other in the second direction to detachably couple the cartridge body 21 to the sink 11. Preferably, the first thread part 115 is an external thread and the second thread part 215 is an internal thread, and in other embodiments, the first thread part 115 may be an internal thread and the second thread part 215 may be an external thread.

As shown in fig. 7, in another embodiment of the present invention, when the box cover 22 is detachably covered on the box body 21, the box body 21 is fixed in the water tank 11, or the box body 21 and the water tank 11 are integrally formed. Thus, the box cover 22 can be detached separately from the water tank 11, so as to prevent the connecting box body 21 from being detached together by force when the box cover 22 is detached, and prevent the box body 21 from being damaged, and preferably, the box body 21 and the water tank 11 are integrally formed.

In some embodiments, the box cover 22 may be connected with the box body 21 in a snap fit manner, or the box cover 22 may be connected with the box body 21 in a screw thread manner, which is not limited herein.

Referring to fig. 3 again, in the embodiment of the present invention, a first connection hole 216 is formed on a side surface of the box body 21 facing the first mounting surface 112, the first connection hole 216 is used for connecting the inside of the box body 21 and the outside of the box body 21, a circulation channel is formed between the box body 21 and the first mounting surface 112, and the first connection hole 216 is communicated with the inside of the water tank 11 through the circulation channel. It should be understood that a side surface of the cartridge body 21 facing the first mounting surface 112 is the second mounting surface 212.

Through setting up first through-hole 216 and circulation passageway, avoided sterilizing box 20 to hug closely basin 11 effectively, can make the inside water of sterilizing piece inside sterilizing box 20 through first through-hole 216, circulation passageway and basin 11 and carry out the contact sterilization, increased sterilizing box 20 and the area of contact of water.

In some embodiments, the side wall of the box body 21 adjacent to and connected to the second mounting surface 212 and/or the box cover 22 may also be provided with a communication hole, so that the sterilizing member inside the sterilizing box 20 can contact with the water inside the water tank 11 through the communication hole for sterilization.

Further, a side surface of the cartridge body 21 facing the first mounting surface 112 has a gap with the first mounting surface 112 to form a flow passage. The way of making the first communication hole 216 communicate with the inside of the water tub 11 is simple by providing a gap.

Specifically, the side surface of the cartridge body 21 facing the first mounting surface 112 is provided with at least one first projection which abuts against the first mounting surface 112 to form a gap, or the first mounting surface 112 is provided with at least one second projection 1121 which abuts against the side surface of the cartridge body 21 facing the first mounting surface 112 to form a gap. Thus, the gap between the first mounting surface 112 and the side surface of the box body 21 facing the first mounting surface 112 can be fixed by the first protrusion or the second protrusion, so as to ensure that the sterilizing member inside the sterilizing box 20 is contacted with the water inside the water tank 11 through the first communication hole 216 and the flow channel for sterilization.

The embodiment of the utility model provides a humidifier 100 has following beneficial effect:

when the box body 21 is detached from the water tank 11, the box cover 22 can be detached from the water tank 11 along with the box body 21, i.e. the sterilizing box 20 can be cleaned or replaced outside the humidifier body 10, or only the box cover 22 can be detached from the box body 21 to replace a sterilizing part inside the sterilizing box 20, the box cover 22 of the sterilizing box 20 can be cleaned alone, of course, when the box body 21 is detachably connected to the water tank 11 and the box cover 22 is detachably covered on the box body 21, the user can selectively detach the box body 21 or the box cover 22 to correspondingly clean or replace the sterilizing box 20 according to the current situation, and the operation is more convenient. The utility model discloses a humidifier 100 uses a period back at retort pouch 20, can dismantle box body 21 or box cover body 22 from humidifier 100's basin 11 in to wash or change retort pouch 20, consequently, the inside and outside dirt and the foreign matter that produce of retort pouch 20 have obtained timely processing, and retort pouch 20's in the humidifier 100 bactericidal effect is good.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (14)

1. A humidifier (100), comprising:

the humidifier comprises a humidifier body (10) and a humidifier body, wherein the humidifier body comprises a water tank (11), and the water tank (11) is used for containing water;

a sterilizing box (20) placed in the water tank (11), wherein the sterilizing box (20) is used for sterilizing the water in the water tank (11);

the sterilizing box (20) comprises a box body (21) and a box cover body (22), wherein the box body (21) is detachably connected to the water tank (11), and/or the box cover body (22) is detachably arranged on the box body (21).

2. The humidifier (100) according to claim 1, wherein the water tank (11) has a first position-limiting portion (111), the cartridge body (21) has a second position-limiting portion (211), and the first position-limiting portion (111) and the second position-limiting portion (211) cooperate to position the cartridge body (21) in the water tank (11) along a first direction;

the cartridge body (21) is detachably attached to the water tank (11) in a second direction perpendicular to the first direction.

3. The humidifier (100) according to claim 2, wherein the first stopper portion (111) has a first mating surface extending in the second direction, and the second stopper portion (211) has a second mating surface (2111) extending in the second direction;

the first matching surface and the second matching surface (2111) are matched so that the box body (21) is limited in the water tank (11) along the first direction.

4. The humidifier (100) according to claim 3, wherein the first mating surface and the second mating surface (2111) are each annular.

5. The humidifier (100) according to claim 3, wherein the sink (11) has a first mounting surface (112) on which the sterilizing cassette (20) is placed, and the first mating surface is outwardly convex or inwardly concave in the second direction with respect to the first mounting surface (112);

the cartridge body (21) has a second mounting surface (212) disposed opposite the first mounting surface (112), and the second mating surface (2111) is recessed inward or protruding outward in the second direction with respect to the second mounting surface (212).

6. The humidifier (100) according to claim 2, further comprising a water tank (12), the water tank (12) being detachably connected to the water tank (11) in the second direction;

the water tank (12) comprises a third limiting part (121), and the third limiting part (121) is matched with the water tank (11) so that the box body (21) is limited in the water tank (11) along the second direction.

7. The humidifier (100) according to claim 2, wherein the water tank (11) has a first connection;

the cartridge body (21) has a second connecting portion;

the first connecting portion and the second connecting portion are engaged with or disengaged from each other in the second direction to detachably connect the cartridge body (21) to the water tub (11).

8. The humidifier (100) according to claim 7, wherein the first connecting portion is disposed on the first stopper portion (111) and the second connecting portion is disposed on the second stopper portion (211).

9. The humidifier (100) according to claim 7, wherein the first connecting portion includes a first engaging portion (114), the second connecting portion includes a second engaging portion (214), and the first engaging portion (114) and the second engaging portion (214) are engaged with or disengaged from each other in the second direction to detachably connect the cartridge body (21) to the water tub (11).

10. The humidifier (100) according to claim 7, wherein the first connecting portion includes a first threaded portion (115), and the second connecting portion includes a second threaded portion (215), and the first threaded portion (115) and the second threaded portion (215) are engaged with or disengaged from each other in the second direction to detachably connect the cartridge body (21) to the water tub (11).

11. The humidifier (100) according to claim 1, wherein when the cartridge cover (22) is detachably attached to the cartridge body (21), the cartridge body (21) is fixed in the water tub (11); or

The box body (21) is integrally formed with the water tank (11).

12. The humidifier (100) according to any one of claims 1 to 11, wherein the sink (11) has a first mounting surface (112) for placing the sterilizing cassette (20), a first communication hole (216) is formed in a side surface of the cassette body (21) facing the first mounting surface (112), and the first communication hole (216) is used for communicating an inside of the cassette body (21) with an outside of the cassette body (21);

a flow channel is formed between the box body (21) and the first mounting surface (112), and the first communication hole (216) is communicated with the inside of the water tank (11) through the flow channel.

13. The humidifier (100) according to claim 12, wherein a side surface of the cartridge body (21) facing the first mounting surface (112) has a gap with the first mounting surface (112) to form the flow channel.

14. The humidifier (100) according to claim 13, wherein a side surface of the cartridge body (21) facing the first mounting surface (112) is provided with at least one first protrusion abutting against the first mounting surface (112) to form the gap; or

The first mounting surface (112) is provided with at least one second projection which abuts against a side surface of the box body (21) facing the first mounting surface (112) to form the gap.

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