WO2024055161A1

WO2024055161A1 - Atomizing assembly and air humidifier

Info

Publication number: WO2024055161A1
Application number: PCT/CN2022/118482
Authority: WO
Inventors: 卢少权; 杨义根
Original assignee: 广东泰坦智能电器有限公司; 佛山市汉立电子科技有限公司
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2024-03-21

Abstract

The present application discloses an atomizing assembly and an air humidifier. The atomizing assembly comprises an atomizing head and an inner housing; the inner housing is in the shape of a cylinder that is vertically arranged and open at the top, and the inner housing is provided with a vertically arranged water inlet through-slot; the atomizing head is mounted in the inner housing and is connected to the inner housing in an upward and downward slidable manner; the atomizing head comprises an atomizing sheet and a buoyant member fixed relative to the atomizing sheet, the density of the buoyant member is less than the density of water, and the buoyant member can float on the surface of the water and the atomizing sheet is submerged in the water. The advantage of the atomizing assembly and the air humidifier of the present application is that the distance between the atomizing sheet in the atomizing head and the highest liquid level can be kept near a suitable value, such as 35 mm; in this case, the atomizing sheet is at the optimal depth of atomization, so that it is ensured that regardless of how much water is in the tank, the amount and uniformity of atomization can be in optimal states.

Description

Atomizing component and air humidifier

Technical field

The present application relates to the field of household appliances, and in particular to an atomizing component and an air humidifier.

Background technique

CN206222587U discloses a constant water level humidifier, which includes an atomizer and a water container. The atomizer includes an atomization chamber and an electrical chamber. A fan and a main control board are arranged in the electrical chamber, and an ultrasonic atomizing sheet is arranged in the atomization chamber. A float is provided in the atomization chamber, and a water inlet is provided in the atomization chamber. The water body in the water container can enter the atomization chamber through the water inlet. A valve plate is provided on the water inlet, and the float is connected to the valve plate. When When the water level in the atomization chamber rises, the float drives the valve to close the water inlet.

The above-mentioned prior art adopts the mechanical float principle, which is a commonly used structure to control the constant water level of the humidifier. The float ball continuously opens and closes the water inlet to control the water level within a certain range. However, in fact, the water level fluctuates within a certain range and cannot remain constant.

Contents of the invention

The purpose of this application is to propose an air humidifier that has more advantages than the existing technology in maintaining a constant distance between the atomizing sheet and the water surface.

The technical solution of this application is:

An atomization assembly, including an atomization head and an inner shell. The inner shell is in the shape of a cylinder that is arranged vertically and has an open top. The inner shell is provided with a water inlet channel that is arranged vertically; the atomizing head Installed in the inner shell and slidingly connected with the inner shell up and down, the atomization head includes an atomization sheet and a buoyancy component fixed relatively to the atomization sheet, the density of the buoyancy component is smaller than the density of water, The buoyancy component can float on the water surface and the atomization sheet sinks in the water.

As a further improved technical solution, when the buoyancy component floats on the water surface, the distance between the atomization sheet and the water surface is 35mm±10mm.

As a further improved technical solution, the buoyancy component includes a cavity cover, a sealing sheet and a bottom cover; a cavity is provided in the cavity cover, and the sealing sheet is provided between the cavity cover and the bottom cover. During the period, the cavity cover and the bottom cover are sealedly connected to the sealing sheet, and the cavity cover is fixedly connected to the bottom cover; the atomization sheet is installed at the bottom of the bottom cover, and the buoyancy The component includes a central channel that runs through the cavity cover, sealing sheet and bottom cover, the atomizer sheet is located at the bottom of the central channel, and the bottom of the inner shell is provided with a water hole.

The invention also proposes an air humidifier, the technical solution of which is as follows:

It includes a water tank, a second tank and a tank cover. Both the water tank and the second tank are in the shape of a cylinder with an open top. The second tank is fixedly installed on the top of the water tank. The tank cover is connected to The top of the second box also includes the atomization component; the inner shell is located in the water tank, and the bottom of the cover is provided with a vertical air outlet pipe, and the bottom of the air outlet pipe penetrates The bottom of the second box is sealingly connected to the second box, and the air outlet pipe is connected to the internal space of the inner shell; the cover is provided with an installation port connected to the air outlet pipe; The bottom of the second box is provided with an air inlet channel connected with the water tank, a fan is fixedly installed in the air inlet channel, and the second box is provided with an air inlet.

As a further improved technical solution, a small cover is also included, the small cover is connected to the installation port, and the small cover is provided with a ventilation hole.

As a further improved technical solution, the air outlet pipe is provided with a baffle, the lower edge of the baffle is sealingly connected to the inner wall of the air outlet pipe, and a bend is formed between the baffle and the inner wall of the air outlet pipe. The folded auxiliary air outlet pipe is folded, and the baffle is arranged below the small cover.

The atomization head according to the first embodiment of the present application includes a base shell, a first sealing ring, a power cord and a pressure plate. The base shell has an installation cavity inside, and the side walls of the base shell and the installation cavity There is a wiring groove between them; the first sealing ring is placed in the wiring groove, the shape of the first sealing ring matches the shape of the wiring groove, and the first sealing ring is The size is greater than or equal to the size of the wiring slot, the first sealing ring has a through hole; the power cord is placed in the through hole; the pressure plate is located above the first sealing ring and installed on the base On the shell, the pressure plate is used to press the first sealing ring downward so that the first sealing ring expands around and makes it close to the inner wall of the wiring channel.

The atomizer head according to the embodiment of the present application has at least the following technical effects: the power cord is placed in the first sealing ring, the first sealing ring is placed in the wiring groove, and the first sealing ring is pressed to the wiring groove through the pressure plate. In the wire passage groove, only the pressure plate needs to be removed during disassembly and assembly, which is convenient for later assembly and disassembly; the base shell, the first sealing ring, the power cord and the pressure plate are manufactured separately, without the need for machine glue injection and fixation, and are directly assembled to form the atomization head, and the processing technology is simple; And the gap between the power cord and the first sealing ring is sealed in the up and down direction between the pressure plate and the bottom surface of the wiring slot, and the gap between the power cord and the first sealing ring is sealed in the front and back direction between the side walls that come out of the slot. The gap has good sealing performance and is pressed tightly by the pressure plate.

According to some embodiments of the present application, the wiring channel has an end sealing structure, and the end sealing structure is used to prevent water outside the base shell from entering the installation cavity.

According to some embodiments of the present application, the wiring channel includes at least three end sealing segments, at least three of the end sealing segments constitute the end sealing structure, and the end sealing segments are divided into first A group and a second group, the number of end sealing segments in the first group is two, the groove width of the end sealing segments in the first group is smaller than the groove width of the end sealing segments in the second group , the two end sealing sections in the first group are placed on the left and right sides of the wiring channel, and the second group is placed between the two end sealing sections in the first group .

According to some embodiments of the present application, the groove widths of the plurality of end seal segments in the second group increase sequentially from right to left.

According to some embodiments of the present application, raised portions are provided on both front and rear sides and at the bottom of the first sealing ring, and the position of the raised portion corresponds to the position of the end sealing section in the second group. .

According to some embodiments of the present application, the corners of the end sealing sections of the second group are all arc structures.

According to some embodiments of the present application, a second sealing ring is further included, an annular groove is provided on the base shell, a part of the annular groove is connected with the wiring groove, and the first sealing ring is provided with sealing groove, the second sealing ring is installed on the annular groove and the sealing groove.

According to some embodiments of the present application, the upper end surface of the first sealing ring is a flat surface.

According to some embodiments of the present application, the pressure plate is made of a metal material with thermal conductivity.

The beneficial effects of this application are:

The atomization head can be partially suspended on the water surface under the buoyancy of the buoyancy component. The atomization head can only move vertically in the inner shell with the height of the water level. By controlling the density and size of the buoyancy component, the mist can be The distance between the atomizing piece in the atomizing head and the highest liquid level can be kept near a suitable value, such as 35mm. At this time, the atomizing piece is at the optimal atomizing depth, which ensures that no matter how much water is in the water tank, the atomizing amount is Size and uniformity are achieved for optimal results.

Compared with the existing technology, the atomizing component and air humidifier of the present application have advantages in maintaining a constant distance between the atomizing sheet and the water surface.

Description of drawings

Additional aspects and advantages of the present application will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:

Figure 1 is a perspective view of the atomization assembly of the present application;

Figure 2 is an exploded view of the atomizer head of the present application;

Figure 3 is a cross-sectional view of the atomization assembly of the present application;

Figure 4 is a perspective view of the air humidifier of the present application;

Figure 5 is a top view of the air humidifier of the present application;

Figure 6 is a B-B cross-sectional view of Figure 5;

Figure 7 is a cross-sectional view along line A-A of Figure 5;

Figure 8 is an exploded view of the air humidifier of the present application;

Figure 9 is a schematic structural diagram of an atomizer head according to an embodiment of the present application;

Figure 10 is a schematic structural diagram of the base shell;

Figure 11 is a schematic structural diagram of the first sealing ring installed on the base shell;

Figure 12 is a schematic structural diagram of the first sealing ring;

Figure 13 is a top view of the first sealing ring and the second sealing ring installed on the base shell;

Figure 14 is a schematic structural diagram of the first sealing ring and the second sealing ring installed on the base shell;

The arrows in the figure show the direction of air flow.

Reference signs: base shell 100, installation cavity 110, wiring channel 200, end sealing structure 210, end sealing section 220, arc structure 221, first sealing ring 300, through hole 310, raised portion 320, Sealing groove 330, power cord 400, pressure plate 500, second sealing ring 600, annular groove 700, water tank 10, second box 20, air inlet channel 21, fan 22, air inlet 23, box cover 30, air outlet pipe 31. Installation port 32, small cover 33, ventilation hole 34, baffle 35, inner shell 40, water inlet slot 41, water hole 42, atomizer sheet 50, cavity cover 61, sealing sheet 62, bottom cover 63 , center channel 64.

Detailed ways

The embodiments of the present application are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application and cannot be understood as limiting the present application.

In the description of this application, it should be understood that the orientation descriptions involved, such as the orientation or positional relationship indicated by up, down, front, back, left, right, etc. are based on the orientation or positional relationship shown in the drawings, and are only In order to facilitate the description of the present application and simplify the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present application.

In the description of this application, several means one or more, plural means two or more, greater than, less than, exceeding, etc. are understood to exclude the original number, and above, below, within, etc. are understood to include the original number. If there is a description of first and second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the order of indicated technical features. relation.

In the description of this application, unless otherwise explicitly limited, words such as setting, installation, and connection should be understood in a broad sense. Those skilled in the art can reasonably determine the specific meaning of the above words in this application in conjunction with the specific content of the technical solution.

Referring to Figures 1-3, the atomization component of this application is shown:

It includes an inner shell 40. The inner shell 40 is in the shape of a cylinder that is arranged vertically and has an open top. The side wall of the inner shell 40 is provided with a vertically arranged water inlet channel 41, and the bottom of the inner shell 40 is also provided with a water inlet channel 41. The length of the water hole 42 and the water inlet slot 41 is close to the height of the inner shell 40 to facilitate the mutual circulation of water in the water tank 10 and the inner shell 40;

The atomizing head is installed in the inner shell 40 and is slidably connected up and down with the inner shell 40;

The atomization head includes a buoyancy component, which includes a cavity cover 61, a sealing sheet 62 and a bottom cover 63; a cavity is provided in the cavity cover 61, and the sealing sheet 62 is provided in the cavity. Between the cover 61 and the bottom cover 63, the cavity cover 61 and the bottom cover 63 are sealingly connected to the sealing piece 62, and the cavity cover 61 and the bottom cover 63 are fixedly connected; cavity The cover 61 and the bottom cover 63 can be made of injection molded plastic parts, and the cavity cover 61 and the bottom cover 63 can be connected with screws, as long as the cavity cover 61 and the bottom cover 63 both press the sealing sheet 62 in, It can ensure that the internal cavity of the buoyancy component is sealed, so that the density of the buoyancy component can be smaller than the density of water, and the buoyancy component can float on the water surface;

The atomization head includes an atomization sheet 50, which is installed at the bottom of the bottom cover 63. The buoyancy component includes a central channel that runs through the cavity cover 61, the sealing sheet 62 and the bottom cover 63. The atomizing piece 50 is located at the bottom of the central channel, and the atomizing piece 50 is submerged in the water;

When the buoyancy component floats on the water surface, the distance between the atomization sheet and the water surface is 35mm±10mm.

Referring to Figures 4-14, the air humidifier of this application is shown:

It includes a water tank 10. The water tank 10 is in the shape of a cylinder with an open top. The water tank 10 can be an injection-molded plastic bucket. The second box 20 plugged into the top of the water tank 10 is removed from the top of the water tank 10, and water can be added directly to the water tank 10.

It includes a second box 20, which is in the shape of a cylinder with an open top. The second box 20 can be an injection-molded plastic bucket. The bottom of the second box 20 is plugged into the top of the water tank 10. The second box 20 is in the shape of a cylinder with an open top. The bottom of 20 is provided with an air inlet channel 21 connected with the water tank 10. A fan 22 is fixedly installed in the air inlet channel 21. An air inlet 23 is provided on the side wall of the second box 20. The fan 22 drives the air to flow from the air inlet 23 into the second box. The second box 20 enters the water tank 10 from the air inlet channel 21 to provide air flow for the water tank 10 . The second box 20 is also used to accommodate other electronic components, such as a power socket and a controller. Using the power socket to connect the power supply of peripheral devices and using the controller to control the fan 22 and the atomizing head are existing technologies and will not be described again here. . You only need to use the power cord 400 to connect the atomizing piece 50 of the present application and the controller, and the water can be atomized when the power is on;

It also includes an inner shell 40; the inner shell 40 is in the shape of a cylinder that is arranged vertically and has an open top. A vertically arranged long water inlet channel 41 is provided on the side wall of the inner shell 40, and the atomizing head is installed on the inner shell 40. , the bottom of the inner shell 40 is provided with a water hole 42, and the inner shell 40 is located in the water tank 10; the water and airflow in the water tank 10 enter the inner shell 40 from the water inlet channel 41, and the atomization in the inner shell 40 The head atomizes the water, and the atomized water vapor rises upward.

It also includes a box cover 30. The box cover 30 is plate-shaped, and the plate-shaped box cover 30 is connected to the top of the second box body 20; the bottom of the cover body is provided with a vertically arranged air outlet pipe 31, and the bottom of the air outlet pipe 31 penetrates the second box body 20. The bottom of the second box 20 is sealed and connected with the second box 20, and the air outlet pipe 31 is connected with the internal space of the inner shell 40; the cover is provided with an installation port 32 connected with the air outlet pipe 31; the water vapor rising in the inner shell 40 is It is discharged from the installation port 32 on the box cover 30 through the air outlet channel to achieve the purpose of humidifying the air.

The air outlet pipe 31 is provided with a baffle 35. The lower edge of the baffle 35 is sealingly connected to the inner wall of the air outlet pipe 31. A bent auxiliary air outlet pipe 31 is formed between the baffle 35 and the inner wall of the air outlet pipe 31. The baffle 35 is provided with a baffle 35. Below the small cover 33. When the atomizing head is working, a water column will be generated, and the baffle 35 can be provided to prevent the water column from spraying out of the box cover 30 .

It also includes a small cover 33. The small cover 33 is connected to the installation port 32. The small cover 33 is provided with a ventilation hole 34. By releasing water vapor through the ventilation hole 34 on the small cover 33, a relatively slender water vapor column can be obtained, which can be used in more Humidify in a high space.

Referring to Figures 9-14, the atomization head also includes a base shell 100, a first sealing ring 300, a power cord 400 and a pressure plate 500. As shown in Figure 2, the base shell 100 has an installation cavity 110 inside, and the installation cavity 110 is In order to place the circuit board and atomizer sheet, a wiring channel 200 is provided between the side wall of the base case 100 and the installation cavity 110; as shown in Figure 3, the first sealing ring 300 is detachably installed in the wiring channel 200. 3 and 4, the shape of the first sealing ring 300 matches the shape of the wiring groove 200, and the size of the first sealing ring 300 is greater than or equal to the size of the wiring groove 200, that is, the wiring passage The shape formed by the recess of the groove 200 is the same as the shape of the first sealing ring 300 but the size is the same or different. When different, the shape of the first sealing ring 300 is larger than the shape of the wiring channel 200, for example, the wiring channel The shape formed by the depression 200 is a rectangle, and the shape of the first sealing ring 300 is also a rectangle; the first sealing ring 300 has a through hole 310, the power cord 400 is placed in the through hole 310, and the first sealing ring 300 is used to seal the through hole 310. The gap between the hole 310 and the power cord 400; as shown in Figure 1, the pressure plate 500 is located above the first sealing ring 300 and is installed on the base case 100 through screws. The pressure plate 500 is used to press down the first sealing ring 300 to The first sealing ring 300 is expanded around so that it is close to the inner wall of the wiring channel 200, and the pressure plate 500 is fixedly connected to the buoyancy component.

The power cord 400 is placed in the first sealing ring 300, and the first sealing ring 300 is placed in the wiring groove 200, and then the first sealing ring 300 is pressed into the wiring groove 200 through the pressing plate 500, as shown in Figure 1 As shown in FIG. 5 , the gap between the pressure plate 500 and the bottom surface of the wiring slot 200 is sealed in the up and down direction between the power cord 400 and the first sealing ring 300 , as shown in FIG. The gap between the power cord 400 and the first sealing ring 300 is directionally sealed, that is, the first sealing ring 300 is clamped up and down and front and back, and the sealing performance is better; during disassembly and assembly, only the pressure plate 500 needs to be removed, making subsequent assembly and disassembly easy and convenient. Preliminary assembly is convenient; the base shell 100, the first sealing ring 300, the power cord 400 and the pressure plate 500 are manufactured separately, without the need to inject glue together for fixation, and the processing technology is simple.

In some embodiments of the present application, as shown in FIG. 13 , the wiring channel 200 has an end sealing structure 210 , and the end sealing structure 210 is used to prevent water outside the base case 100 from entering the installation cavity 110 . The gap between the power cord 400 and the first sealing ring 300 is sealed in the left and right directions to seal the wiring channel 200 to prevent water from entering the installation cavity 110 from the wiring channel 200 .

In a further embodiment of the present application, as shown in FIG. 13 , the wiring channel 200 includes at least three end sealing segments 220 , and the at least three end sealing segments 220 constitute the end sealing structure 210 . The end sealing segments 220 Divided into a first group and a second group, there are two end sealing sections 220 in the first group, and the groove width of the end sealing section 220 in the first group is smaller than the groove width of the end sealing section 220 in the second group. width, the two end sealing sections 220 in the first group are respectively placed on the left and right sides of the wiring channel 200, and the second group is placed between the two end sealing sections 220 in the first group.

For example, as shown in FIG. 10 , each end sealing segment 220 has a downwardly concave recessed portion with openings on the left and right sides of the recessed portion, and the wiring channel 200 is composed of at least three end sealing segments 220 , the number of end sealing segments 220 may be three, four or more than four, the number of end sealing segments 220 in the first group may be two, and the number of end sealing segments 220 in the second group may be one, two or two. More than one, as shown in Figure 5, taking four end sealing segments 220 as an example, the four end sealing segments 220 constitute the end sealing structure 210, and the four end sealing segments 220 are divided into a first group and a second group. , there are two end sealing sections 220 in the first group, and they are defined as section A and section B, and there are also two end sealing sections 220 in the second group, and they are defined as sections C and D. The end The groove width of the sealing section 220 refers to the distance between the front and rear side walls of the recess. The groove widths of sections A and B are smaller than the groove widths of end C and section D. Sections A and B are respectively placed at the wiring groove 200. On the left and right sides, segments C and D are located between segments A and B; since the groove widths of segments A and B are smaller than the groove widths of end C and segment D, the right side wall of segment A and the left side of segment B The wall can squeeze the first sealing ring 300 between the two, so that the first sealing ring 300 is closer to the power cord 400 , that is, the first sealing ring 300 is clamped left and right, which improves the sealing effect and also makes the first sealing ring 300 It is closer to the right side wall of section A and the left side wall of section B, thereby achieving the first layer of end sealing, thereby blocking water from entering the installation cavity 110 .

In a further embodiment of the present application, as shown in FIG. 13 , the groove widths of the plurality of end sealing sections 220 in the second group increase sequentially from right to left. That is, the groove widths of the plurality of end sealing segments 220 in the second group are different, and the groove width of the end sealing segment 220 on the right is smaller than the groove width of the end sealing segment 220 on the left. Taking segments C and D Taking section C as an example, the groove width of section C is larger than the groove width of section D. The left and right walls of section C are closely connected by the first sealing ring 300 to achieve the second and third layers of end face sealing to ensure that the To prevent water from entering the installation cavity 110, if there are more end sealing sections 220 in the second group, the number of end sealing layers will be greater and the sealing performance will be better.

In a further embodiment of the present application, as shown in Figure 12, the first sealing ring 300 is provided with raised portions 320 on both front and rear sides and at the bottom. The position of the raised portion 320 is consistent with the end sealing section in the second group. Corresponds to the position of 220. The front and rear sides and the bottom of the first sealing ring 300 between the first groups are provided with raised portions 320. Compared with the front and rear sides and the bottom of the first sealing ring 300 which are flat, the raised portions 320 are provided to better It blocks water from flowing through the gap between the first sealing ring 300 and the wiring groove 200 to improve the sealing performance.

In a further embodiment of the present application, as shown in FIG. 13 , the corners of the end sealing sections 220 of the second group are all arc structures 221 . Taking segments C and D as an example, the left and right corners of the front and rear sides of segment C are arc structures 221, the right corners of the front and rear sides of segment D are arc structures 221, and the corners of segments C and D are also arc structures. Arc structure 221, the arc structure 221 is a rounded corner; the corners are all arc structures 221 to facilitate the sealing of the first sealing ring 300.

In some embodiments of the present application, as shown in Figures 11 and 14, a second sealing ring 600 is also included. An annular groove 700 is provided on the base case 100, and a part of the annular groove 700 is connected with the wiring groove 200. The first sealing ring 300 is provided with a sealing groove 330, and the second sealing ring 600 is installed on the annular groove 700 and the sealing groove 330. A second sealing ring 600 is provided to prevent water from entering the installation cavity 110 from the gap between the pressure plate 500 and the base shell 100 .

In some embodiments of the present application, as shown in FIG. 11 , the upper end surface of the first sealing ring 300 is flat. The upper end surface of the first sealing ring 300 is in plane contact with the bottom surface of the pressure plate 500 to press the first sealing ring 300 evenly to ensure the sealing effect.

In some embodiments of the present application, the pressure plate 500 is made of a metal material with thermal conductive properties. To facilitate heat dissipation of the circuit board inside.

In the description of this specification, reference to the terms "some embodiments" or "it is contemplated" or the like means that a particular feature, structure, material or characteristic described in connection with the embodiment or example is included in at least one of the present applications. in an embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present application have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principles and purposes of the present application. The scope of the application is defined by the claims and their equivalents.

Claims

An atomization assembly includes an atomization head and an inner shell (40). The inner shell (40) is in the shape of a cylinder that is arranged vertically and has an open top, and is characterized by:

The inner shell (40) is provided with a vertical water inlet channel (41);

The atomization head is installed in the inner shell (40) and is slidably connected up and down with the inner shell (40). The atomization head includes an atomization piece (50) and an atomization piece (50). Relative to a fixed buoyancy component, the density of the buoyancy component is less than the density of water. The buoyancy component can float on the water surface and the atomization sheet (50) sinks in the water.
The atomization assembly according to claim 1, characterized in that when the buoyancy component floats on the water surface, the distance between the atomization piece (50) and the water surface is 35 mm ± 10 mm.
The atomization assembly according to claim 1, characterized in that:

The buoyancy component includes a cavity cover (61), a sealing sheet (62) and a bottom cover (63); a cavity is provided in the cavity cover (61), and the sealing sheet (62) is provided in the cavity. Between the cavity cover (61) and the bottom cover (63), the cavity cover (61) and the bottom cover (63) are sealingly connected to the sealing sheet (62), and the cavity cover (61) 61) Fixedly connected to the bottom cover (63);

The atomizer sheet (50) is installed at the bottom of the bottom cover (63), and the buoyancy component includes a central channel that runs through the cavity cover (61), sealing sheet (62) and bottom cover (63). The atomization piece (50) is located at the bottom of the central channel;

The bottom of the inner shell (40) is provided with a water hole (42).
An air humidifier includes a water tank (10), a second tank (20) and a tank cover (30). The water tank (10) and the second tank (20) are both in the shape of a cylinder with an open top, The second box (20) is fixedly installed on the top of the water tank (10), and the box cover (30) is connected to the top of the second box (20); it is characterized by:

Also includes an atomization component as claimed in any one of claims 1-3;

The inner shell (40) is located in the water tank (10),

The bottom of the cover is provided with a vertical air outlet pipe (31). The bottom of the air outlet pipe (31) penetrates the bottom of the second box (20) and is sealed with the second box (20). Connection, the air outlet pipe (31) is connected with the internal space of the inner shell (40); the cover is provided with an installation port (32) connected with the air outlet pipe (31);

The bottom of the second box (20) is provided with an air inlet channel (21) connected with the water tank (10), and a fan (22) is fixedly installed in the air inlet channel (21). The box (20) is provided with an air inlet (23).
The air humidifier according to claim 4, characterized in that: it further includes a small cover (33), the small cover (33) is connected to the installation port (32), and the small cover (33) is provided with a There are ventilation holes (34).
The air humidifier according to claim 4, characterized in that: a baffle (35) is provided in the air outlet duct (31), and the lower edge of the baffle (35) is in contact with the edge of the air outlet duct (31). The inner wall is sealed and connected, and a bent auxiliary air outlet pipe (31) is formed between the baffle (35) and the inner wall of the air outlet pipe (31). The baffle (35) is provided on the small cover (33). ) below.
The air humidifier according to claim 4, characterized in that the atomizing head further includes:

A base case (100) has an installation cavity (110) inside the base case (100), and a wiring channel (200) is provided between the side wall of the base case (100) and the installation cavity (110). );

A first sealing ring (300) is placed in the wiring groove (200). The shape of the first sealing ring (300) matches the shape of the wiring groove (200). The size of a sealing ring (300) is greater than or equal to the size of the wiring groove (200), and the first sealing ring (300) has a through hole (310);

The power cord (400) is placed in the through hole (310);

The pressure plate (500) is located below the first sealing ring (300) and installed on the base shell (100). The pressure plate (500) is used to press the first sealing ring (300) upward to Expand the first sealing ring (300) to all sides so that it is close to the inner wall of the wiring groove (200);

The pressure plate (500) is fixedly connected to the buoyancy component.
The air humidifier according to claim 4, characterized in that: the wiring channel (200) has an end sealing structure (210), and the end sealing structure (210) is used to block the base shell (210). 100) External water enters the installation cavity (110).
The air humidifier according to claim 4, characterized in that: the wiring channel (200) includes at least three end sealing sections (220), and at least three end sealing sections (220) constitute the In the end sealing structure (210), the end sealing sections (220) are divided into a first group and a second group. There are two end sealing sections (220) in the first group, and the first The groove width of the end sealing sections (220) in the group is smaller than the groove width of the end sealing sections (220) in the second group, and the two end sealing sections (220) in the first group are respectively placed. On the left and right sides of the wiring channel (200), the second group is placed between the two end sealing sections (220) of the first group.
The air humidifier according to claim 6, characterized in that: the groove widths of the plurality of end sealing sections (220) in the second group increase sequentially from right to left;

The first sealing ring (300) is provided with raised portions (320) on both front and rear sides and on the upper portion. The position of the raised portion (320) is consistent with the end sealing section (220) of the second group. corresponding to the position;

The corners of the second group of end sealing sections (220) are all arc structures (221);

The lower end surface of the first sealing ring (300) is flat;

The pressure plate (500) is made of metal material with thermal conductivity.

It also includes a second sealing ring (600). The base case (100) is provided with an annular groove (700), and a part of the annular groove (700) is connected with the wiring groove (200). The first sealing ring (300) is provided with a sealing groove (330), and the second sealing ring (600) is installed on the annular groove (700) and the sealing groove (330).