CN220601684U

CN220601684U - Low-noise and low-fault air humidifier

Info

Publication number: CN220601684U
Application number: CN202321729908.7U
Authority: CN
Inventors: 刘涛; 贾维礼; 秦小鹏
Original assignee: Zhongshan Style Electric Appliances Technology Co ltd
Current assignee: Zhongshan Style Electric Appliances Technology Co ltd
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2024-03-15
Anticipated expiration: 2033-07-03

Abstract

The utility model discloses a low-noise and low-fault air humidifier, which comprises a shell and a machine seat positioned at the bottom of the shell, wherein a water storage cavity is formed in the inner side of the shell, an atomization cavity which is opened upwards is formed in the top of the machine seat, a containing cavity is formed in the inner side of the machine seat, the water storage cavity is communicated with the atomization cavity, the atomization cavity is communicated with the containing cavity, a silencing grid positioned above a heating assembly is arranged in the atomization cavity, the density of the silencing grid is smaller than that of water, and a through hole and a bubble puncturing part are formed in the silencing grid; an electric control valve assembly is arranged in the accommodating cavity, and comprises an electric control main body, an ejection piece and a plugging piece, wherein the electric control main body, the ejection piece and the plugging piece are arranged in the accommodating cavity; when the electric control main body is powered off, the ejector and the plugging piece move downwards to reset, so that the water storage cavity and the atomizing cavity are in a mutually non-communicated state, the noise is low, a sound insulation material is not needed, and the cost is low.

Description

Low-noise and low-fault air humidifier

Technical Field

The utility model relates to an indoor electrical appliance, in particular to an air humidifier.

Background

The humidifier on the market usually has a heating plate to heat water and then float the steam to the air to realize the humidification to the environment, but the heating plate can generate a large amount of bubbles in the process of boiling the water, the bubbles generate cavitation phenomenon at high temperature, namely 'corr' sound can be generated when the bubbles are broken, so that noise is formed, in order to reduce the noise, a sound insulation material is adopted to avoid the noise from being transmitted to the outside, the sound insulation material also has to have good heat resistance, the requirement on the sound insulation material is high, and the cost is very high. However, the whole electric control valve body assembly is immersed in the water body of the atomizing cavity, the failure rate is relatively high, the service life of the electric control valve assembly is affected to a certain extent, and meanwhile, the process in the actual assembly production process is complex.

Disclosure of Invention

In order to overcome the defects of the prior art, an object of the utility model is to provide a low-noise and low-fault air humidifier with low cost and low fault rate.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a low noise and low trouble air humidifier, includes the shell and is located the frame of shell bottom, the inboard of shell is provided with the water storage chamber, the top of frame is provided with the atomizing chamber of upwards opening, and the inboard is provided with the accommodation chamber, the atomizing chamber is located between shell and the frame, the water storage chamber with the atomizing chamber is linked together, the atomizing chamber with the accommodation chamber is linked together, the bottom opening in atomizing chamber is closed by heating element, the internally mounted in atomizing chamber has the amortization grid that is located heating element top, the density of amortization grid is less than the density of water, the amortization grid is provided with through-hole and bubble puncture portion; the electric control valve assembly comprises an electric control main body arranged in the accommodating cavity, an ejection piece for plugging the communication part of the atomizing cavity and the accommodating cavity in real time and a plugging piece for realizing the communication or closing of the water storage cavity and the atomizing cavity, and the electric control main body pushes the ejection piece to lift up and drives the plugging piece to lift up when being electrified so as to enable the water storage cavity and the atomizing cavity to be in a communication state; when the electric control main body is powered off, the ejector and the plugging piece move downwards to reset, so that the water storage cavity and the atomizing cavity are in a mutually-disconnected state.

The machine base is also provided with a water supplementing induction device, and the water supplementing induction device comprises an inductor positioned at the inner side of the accommodating cavity and a magnet fixed at one end of the silencing grille.

The other end of amortization grid is provided with the articulated arm, the inner wall in atomizing chamber is provided with articulated seat, the bottom of shell is provided with inserts the articulated seat and is located the spacing portion of articulated arm top, after the assembly, the other end of amortization grid pass through the articulated arm with articulated seat articulates.

The heating assembly comprises a heating plate positioned at the opening of the bottom of the atomizing cavity and a heating plate fixing support positioned at the bottom of the heating plate, the edge of the heating plate is fixed in the heating plate sealing ring, the heating plate fixing support is fixedly connected with the bottom of the atomizing cavity, and the heating plate sealing ring is clamped between the bottom of the machine base and the top of the heating plate fixing support.

The bottom edge of amortization grid is provided with the frame and forms downward opening's bubble gathering chamber, the bubble is pricked broken portion and is spread over the inboard and the outside in bubble gathering chamber, the inboard and the outside in bubble gathering chamber pass through the through-hole intercommunication, the outside of frame is provided with outside open-ended magnet fixed chamber, after the assembly, magnet is fixed in the inside in magnet fixed chamber.

The inner side of the atomizing cavity and the silencing grille are both circular, and the outer diameter of the silencing grille is smaller than the inner diameter of the atomizing cavity.

The shell is provided with a first opening, the atomization cavity is communicated with the accommodating cavity through the first opening, the ejector piece comprises a flexible part for blocking the first opening and an ejector part arranged on the flexible part, the ejector part is driven by the electric control main body to perform lifting or moving down, at least part of the ejector part stretches into the accommodating cavity and is used for being abutted against the electric control main body, and the humidifier further comprises a fixing plate which is arranged in the accommodating cavity and is used for extruding the edge of the flexible part to form sealing;

the shell is provided with a second opening, the water storage cavity is communicated with the atomization cavity through the second opening, the plugging piece comprises a rod body and a plugging head arranged on the rod body, the rod body is used for being abutted to the pushing piece, the plugging head is used for plugging or opening the second opening, the rod body comprises a first rod section and a second rod section which are axially arranged, the diameter of the first rod section is larger than that of the second rod section, the plugging head is arranged in the water storage cavity, and the plugging head is provided with a plugging conical surface for plugging the second opening.

The electronic control main body comprises an electromagnetic valve body, an electromagnetic valve pull rod connected with the electromagnetic valve body in a magnetic attraction mode, a seesaw with one end hinged to the electromagnetic valve pull rod and a base hinged to the middle of the seesaw, and the other end of the seesaw is used for being abutted to the ejector.

The shell comprises a main body part with an opening end and a cover body covered on the main body part, and the main body part and the cover body are combined to form the water storage cavity.

The humidifier further comprises an ultrasonic vibrator, the atomizing cavity is provided with a first subchamber and a second subchamber which are communicated, an atomizing channel is formed in the middle of the main body part, the atomizing channel is communicated with the atomizing cavity, the ejector piece and the plugging piece are arranged in the first subchamber, the heating assembly is arranged in the second subchamber, and the depth of the second subchamber is larger than that of the first subchamber in the height direction of the shell.

The beneficial effects of the utility model are as follows: the density of amortization grid is less than the density of water, makes its float in the inside of atomizing chamber, and amortization grid is provided with the bubble and stabs the portion, and the bubble stabs the portion and stabs the bubble of atomizing intracavity, avoids the bubble to produce cavitation phenomenon under the high temperature, and the noise is low, need not sound insulation material, with low costs.

In addition, under the plugging action of the ejector, the atomization cavity and the accommodating cavity are in a real-time non-communicated state, namely, the electric control main body needing to be electrified is arranged in the accommodating cavity. Specifically, when the electric control main body is in an electrified state, the pushing piece is lifted to drive the plugging piece to be lifted, at the moment, the water storage cavity is communicated with the atomizing cavity, water in the water storage cavity enters the atomizing cavity, and the atomizing cavity is atomized; when the electric control main body is in a power-off state, the plugging piece resets under the action of water pressure and drives the ejector piece to reset, at the moment, the water storage cavity is not communicated with the atomizing cavity, and water in the water storage cavity does not enter the atomizing cavity. Therefore, whether water enters the atomizing cavity or not, the accommodating cavity can be kept dry all the time, so that the failure probability of the electric control main body caused by the fact that the electric control main body contacts with the water is reduced, and the failure rate of the electric control main body is further reduced.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the structure of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is an exploded view of the housing;

FIG. 5 is an exploded view of the electronically controlled valve assembly;

FIG. 6 is a schematic view of the structure of the ejector;

FIG. 7 is a schematic view of the structure of the rod body;

FIG. 8 is a schematic structural view of a stopper;

fig. 9 is a schematic structural view of the sound deadening grill.

Detailed Description

Referring to fig. 1 to 9, a low-noise and low-failure air humidifier comprises a housing 1 and a stand 2 positioned at the bottom of the housing, wherein a water storage cavity 11 is arranged at the inner side of the housing 1, an atomization cavity 21 which is opened upwards is arranged at the top of the stand 2, a containing cavity 22 is arranged at the inner side of the stand, the atomization cavity 21 is positioned between the housing 1 and the stand 2, the water storage cavity 11 is communicated with the atomization cavity 21, the atomization cavity 21 is communicated with the containing cavity 22, the bottom opening of the atomization cavity 21 is closed by a heating component, a silencing grid 3 positioned above the heating component is arranged in the atomization cavity 21, the density of the silencing grid 3 is smaller than that of water, and the silencing grid 3 is provided with a through hole 31 and a bubble puncturing part 32; an electric control valve assembly 221 is arranged in the accommodating cavity 22, the electric control valve assembly 221 comprises an electric control main body 223 arranged in the accommodating cavity, an ejector 224 used for blocking the communication position of the atomizing cavity and the accommodating cavity in real time, and a blocking piece 225 used for realizing the communication or closing of the water storage cavity and the atomizing cavity, and when the electric control main body is electrified, the ejector is pushed to lift up and drives the blocking piece to lift up so as to enable the water storage cavity and the atomizing cavity to be in a communication state; when the electric control main body is powered off, the ejector and the plugging piece move downwards to reset, so that the water storage cavity and the atomizing cavity are in a mutually-disconnected state, and the through hole is prevented from being blocked and incapable of being discharged during water vapor atomization.

The density of amortization grid is less than the density of water, makes its float in the inside of atomizing chamber, and amortization grid is provided with the bubble and stabs the portion, and the bubble stabs the portion and stabs the bubble of atomizing intracavity, avoids the bubble to produce cavitation phenomenon under the high temperature, and the noise is low, need not sound insulation material, with low costs.

In addition, under the shutoff effect of ejector, atomizing chamber and holding chamber are in real-time not linked together the state, promptly, need the automatically controlled main part setting of circular telegram in this holding chamber. Specifically, when the electric control main body is in an electrified state, the pushing piece is lifted to drive the plugging piece to be lifted, at the moment, the water storage cavity is communicated with the atomizing cavity, water in the water storage cavity enters the atomizing cavity, and the atomizing cavity is atomized; when the electric control main body is in a power-off state, the plugging piece resets under the action of water pressure and drives the ejector piece to reset, at the moment, the water storage cavity is not communicated with the atomizing cavity, and water in the water storage cavity does not enter the atomizing cavity. Therefore, whether water enters the atomizing cavity or not, the accommodating cavity can be kept dry all the time, so that the failure probability of the electric control main body caused by the fact that the electric control main body contacts with the water is reduced, and the failure rate of the electric control main body is further reduced.

Here, it should be explained that, after the housing is manufactured and formed, the water storage chamber and the atomizing chamber are in a normally open state so as to satisfy that water can enter the atomizing chamber from the water storage chamber; the atomizing cavity and the accommodating cavity are in a normally-on state so as to meet the requirement of corresponding part arrangement.

The base 2 is further provided with a water supplementing induction device, the water supplementing induction device comprises an inductor 222 positioned on the inner side of the accommodating cavity 22 and a magnet 33 fixed at one end of the silencing grid, when the inductor detects a magnetic field generated by the magnet, the silencing grid is in a floating state, water is not needed to be added into the atomizing cavity, when the inductor cannot detect the magnetic field generated by the magnet, the silencing grid is not in a floating state, and the atomizing cavity is free of water.

The other end of amortization grid 3 is provided with articulated arm 34, the inner wall of atomizing chamber 21 is provided with articulated seat 211, the bottom of shell 1 is provided with inserts in articulated seat 211 and is located the spacing portion 2111 of articulated arm 34 top, after the assembly, the other end of amortization grid passes through the articulated arm with articulated seat articulates, adopts this kind of structure, ensures that magnet is at prescribed range activity to make moisturizing induction system normally work, simultaneously, adopts above-mentioned structure for the amortization grid can rotate, thereby is convenient for clean atomizing chamber, and the amortization grid is also difficult to lose.

The heating element includes the heating plate 41 that is located atomizing chamber 21 bottom opening part, is located the heating plate fixed bolster 42 of heating plate bottom, the edge of heating plate 41 is fixed in the inside of heating plate sealing washer 43, heating plate fixed bolster 42 with the bottom fixed connection of atomizing chamber 21, heating plate sealing washer 43 presss from both sides between the bottom of frame 2 and the top of heating plate fixed bolster 42, heating plate sealing washer 43 can prevent the heat that heating plate 41 produced from leaking.

The bottom edge of amortization grid 3 is provided with frame 35 and forms downward opening's bubble gathering chamber 36, bubble is pricked the portion 32 and is spread over the inboard and the outside in bubble gathering chamber, the inboard and the outside in bubble gathering chamber 36 pass through hole 31 intercommunication, the outside of frame 35 is provided with outside open-ended magnet fixed chamber 37, after the assembly, magnet is fixed in the inside in magnet fixed chamber, the inboard in bubble gathering chamber passes through the through hole intercommunication with the outside, adopts above-mentioned structure, can make the bubble pricked portion 22 break the bubble furthest.

The inner side of the atomizing cavity 21 and the silencing grille 3 are both circular, and the outer diameter of the silencing grille 3 is smaller than the inner diameter of the atomizing cavity 21.

The shell 1 is provided with a first opening, the atomization cavity 21 is communicated with the accommodating cavity 22 through the first opening, the ejector 224 comprises a flexible part 2241 for blocking the first opening and an ejector part 2242 arranged on the flexible part, the ejector part 2242 is driven by the electric control main body to perform lifting or moving down, the ejector part 2242 at least partially stretches into the accommodating cavity and is used for being abutted against the electric control main body, the humidifier further comprises a fixing plate 5, the fixing plate 5 is arranged in the accommodating cavity 22 and is used for extruding the edge of the flexible part 2241 to form sealing, and the fixing plate is used for fixing the edge of the flexible part and avoiding a liquid leakage gap between the edge of the flexible part and the inner wall of the shell.

It will be appreciated that, since the electrically controlled body is disposed within the receiving cavity, the ejector portion extends at least partially into the receiving cavity in order to be able to form a connection with the electrically controlled body.

Here, the shape of the portion of the push-up portion protruding into the accommodation chamber and the connection relationship with the electric control main body are not limited.

Optionally, the pushing part and the electric control main body have no connection relation, and force transmission is realized between the pushing part and the electric control main body in a propping mode.

Optionally, the pushing top and the electric control main body are in hinged connection, and the electric control main body can synchronously drive the pushing top to move up and down.

It will be appreciated that in order to meet both the requirements of the closing and ejection actions, the ejector should be flexible. Therefore, the atomizing cavity can also be used for containing water, and the flexible part is extruded on the periphery of the first opening under the action of water pressure so as to seal the first opening. Here, the flexible portion may be made of a material such as silicone rubber or rubber. Meanwhile, the pushing part moves up and down along with the flexible part, and the flexible part can keep blocking the first opening in the process of up and down fluctuation of the pushing part.

Optionally, the flexible portion and the ejector part integrated into one piece, the flexible portion is circular sheet structure, and the ejector part is the columnar structure of locating circular sheet structure's middle part to, this columnar structure wears to locate circular sheet structure, consequently, this circular sheet structure can satisfy the required stroke requirement of columnar structure up-and-down fluctuation.

The shell 1 is provided with a second opening, the water storage cavity 11 is communicated with the atomization cavity 21 through the second opening, the plugging piece 225 comprises a rod body 2251 and a plugging head 2252 arranged on the rod body, the rod body 2251 is used for being abutted to the plugging piece, the plugging head 2252 is used for plugging or opening the second opening, the rod body 2251 comprises a first rod section 22511 and a second rod section 22512 which are axially arranged, the diameter of the first rod section 22511 is larger than that of the second rod section 22512, the plugging head 2252 is arranged in the water storage cavity 11, and the plugging head 2252 is provided with a plugging conical surface 22521 for plugging the second opening.

It can be appreciated that the first rod segment is used for being abutted with the ejector, and the larger diameter can increase the contact area between the first rod segment and the ejector, so that the accuracy of the ejector process is improved. The second pole section is used for connecting the blocking head. Optionally, the plugging head has flexibility and can be sleeved on the second rod section in an extrusion mode.

It can be understood that the plugging head is in a shape structure with a big top and a small bottom, so that under the action of water pressure, the plugging head can better plug the second open hole, and the plugging effect of the plugging conical surface is better. Meanwhile, the plugging head can be reset by utilizing water pressure.

The electric control main body 223 includes a solenoid valve body 2231, a solenoid valve pull rod 2232 magnetically connected to the solenoid valve body, a rocker 2233 with one end hinged to the solenoid valve pull rod, and a base 2234 hinged to the middle of the rocker, where the other end of the rocker 2233 is used to abut against the ejector 224.

It can be understood that the electromagnetic valve body forms a magnetic field in the electrified state, no magnetic field exists in the powered-off state, and the electromagnetic valve pull rod is driven to move up and down under the action of magnetic force, so that the rocker is driven to swing around the base, and when the rocker swings around the base, the other end of the rocker is abutted against the ejector. The ejector can drive the plugging piece to lift up, so that the water storage cavity is communicated with the atomization cavity, and water is supplied to the atomization cavity.

Meanwhile, no matter how the atomizing cavity supplies water, the ejector is always used for plugging the first opening, and water in the atomizing cavity cannot enter the accommodating cavity, so that the whole electric control main body cannot contact the water, and the use safety of the electric control main body in an electrified state is improved.

Here, the electric control main body needs to supply power during operation, so that the electric control main body is arranged in the accommodating space under the sewage state, and the electric control main body can work normally. The ejector is used for blocking the communicated atomizing cavity and the containing cavity so as to enable the containing cavity to be in a liquid-free state. Simultaneously, under the upper and lower ejector action of ejector, the shutoff piece can realize that water storage chamber and atomizing chamber communicate or close.

Specifically, when the electric control main body is electrified, the pushing piece is pushed to lift up, and the blocking piece is driven to lift up, so that the water storage cavity and the atomizing cavity are in a communication state, and then water can enter the atomizing cavity to perform atomization; and when the electric control main body is powered off, the ejector and the plugging piece move downwards to reset under the action of water pressure, so that the water storage cavity and the atomizing cavity are in a mutually non-communicated state.

The housing 1 includes a main body 121 having an open end, and a cover 122 covering the main body, wherein the main body 121 and the cover 122 enclose each other to form the water storage chamber 11.

It will be appreciated that after opening the cover, water can be injected into the water storage chamber of the main body.

Here, the connection between the body 121 and the cover 122 includes, but is not limited to, plugging, screwing, clamping, and the like.

The humidifier further comprises an ultrasonic vibrator, the atomization cavity 21 is provided with a first subchamber 212 and a second subchamber 213 which are communicated, an atomization channel 1211 is formed in the middle of the main body 121, the atomization channel 1211 is communicated with the atomization cavity 21, the ejector 224 and the plugging piece 225 are arranged in the first subchamber 212, the heating component is arranged in the second subchamber, and the depth of the second subchamber is larger than that of the first subchamber in the height direction of the shell.

The above embodiments do not limit the protection scope of the utility model, and those skilled in the art can make equivalent modifications and variations without departing from the whole inventive concept, and they still fall within the scope of the utility model.

Claims

1. The utility model provides an air humidifier of low noise and low trouble, includes shell (1) and is located frame (2) of shell bottom, the inboard of shell (1) is provided with water storage chamber (11), the top of frame (2) is provided with upwards open-ended atomizing chamber (21), and the inboard is provided with holding chamber (22), atomizing chamber (21) are located between shell (1) and frame (2), water storage chamber (11) with atomizing chamber (21) are linked together, atomizing chamber (21) with holding chamber (22) are linked together, the bottom opening of atomizing chamber (21) is closed by heating element, its characterized in that atomizing chamber (21) internally mounted has noise reduction grid (3) that are located heating element top, noise reduction grid (3) density is less than water density, noise reduction grid (3) are provided with through-hole (31) and bubble broken portion (32) of stamping. An electric control valve assembly (221) is arranged in the accommodating cavity (22), the electric control valve assembly (221) comprises an electric control main body (223) arranged in the accommodating cavity, an ejector (224) used for blocking the communication position of the atomizing cavity and the accommodating cavity in real time, and a blocking piece (225) used for realizing the communication or closing of the water storage cavity and the atomizing cavity, and the electric control main body pushes the ejector to lift upwards and drives the blocking piece to lift upwards when being electrified so as to enable the water storage cavity and the atomizing cavity to be in a communication state; when the electric control main body is powered off, the ejector and the plugging piece move downwards to reset, so that the water storage cavity and the atomizing cavity are in a mutually-disconnected state.

2. The low noise and low failure air humidifier according to claim 1, wherein the housing (2) is further provided with a water replenishment sensing device comprising an inductor (222) located inside the receiving chamber (22) and a magnet (33) fixed to one end of the silencing grill.

3. The low-noise and low-failure air humidifier according to claim 1, characterized in that the other end of the silencing grille (3) is provided with an articulated arm (34), the inner wall of the atomizing chamber (21) is provided with an articulated seat (211), the bottom of the housing (1) is provided with a limit part (2111) inserted into the articulated seat (211) and located above the articulated arm (34), and after assembly, the other end of the silencing grille is articulated with the articulated seat through the articulated arm.

4. The low-noise and low-failure air humidifier according to claim 1, wherein the heating assembly comprises a heating plate (41) located at an opening at the bottom of the atomizing chamber (21), and a heating plate fixing support (42) located at the bottom of the heating plate, the edge of the heating plate (41) is fixed inside a heating plate sealing ring (43), the heating plate fixing support (42) is fixedly connected with the bottom of the atomizing chamber (21), and the heating plate sealing ring (43) is clamped between the bottom of the base (2) and the top of the heating plate fixing support (42).

5. The low-noise and low-failure air humidifier according to claim 1, characterized in that a frame (35) is provided at the bottom edge of the silencing grid (3) to form a bubble gathering chamber (36) opened downward, the bubble puncturing part (32) extends over the inner side and the outer side of the bubble gathering chamber, the inner side and the outer side of the bubble gathering chamber (36) are communicated through a through hole (31), a magnet fixing chamber (37) opened outward is provided at the outer side of the frame (35), and the magnet is fixed inside the magnet fixing chamber after assembly.

6. The low noise and low failure air humidifier according to claim 1, characterized in that the inside of the atomizing chamber (21) and the silencing grid (3) are both circular, the outer diameter of the silencing grid (3) being smaller than the inner diameter of the atomizing chamber (21).

7. The low noise and low failure air humidifier of claim 1, wherein: the shell (1) is provided with a first opening, the atomizing cavity (21) is communicated with the accommodating cavity (22) through the first opening, the ejector piece (224) comprises a flexible part (2241) for blocking the first opening and an ejector part (2242) arranged on the flexible part, the ejector part (2242) is driven by the electric control main body to perform lifting or moving down, the ejector part (2242) at least partially stretches into the accommodating cavity and is used for being abutted against the electric control main body, the humidifier further comprises a fixing plate (5), and the fixing plate (5) is arranged in the accommodating cavity (22) and is used for extruding the edge of the flexible part (2241) to form sealing;

the utility model discloses a water storage device, including shell (1) and atomizing chamber (21), water storage chamber (11) are connected with atomizing chamber (21) through the second trompil, shutoff piece (225) include body of rod (2251) and locate shutoff head (2252) on the body of rod, body of rod (2251) be used for with the ejector looks butt, shutoff head (2252) are used for shutoff or open the second trompil, body of rod (2251) include first pole section (22511) and second pole section (22512) that set up along the axial, the diameter of first pole section (22511) is greater than the diameter of second pole section (22512), shutoff head (2252) are arranged in water storage chamber (11), shutoff head (2252) have shutoff conical surface (21) that are used for shutoff the second trompil.

8. The low noise and low failure air humidifier of claim 1, wherein: the electric control main body (223) comprises an electromagnetic valve body (2231), an electromagnetic valve pull rod (2232) which is magnetically connected with the electromagnetic valve body, a rocker (2233) with one end hinged to the electromagnetic valve pull rod and a base (2234) hinged to the middle of the rocker, and the other end of the rocker (2233) is used for being abutted against the ejector piece (224).

9. The low noise and low failure air humidifier of claim 1, wherein: the shell (1) comprises a main body part (121) with an opening end and a cover body (122) covered on the main body part, and the main body part (121) and the cover body (122) are enclosed to form the water storage cavity (11).

10. The low noise and low failure air humidifier of claim 9, wherein: the humidifier further comprises an ultrasonic vibrator, the atomizing cavity (21) is provided with a first subchamber (212) and a second subchamber (213) which are communicated, an atomizing channel (1211) is formed in the middle of the main body part (121), the atomizing channel (1211) is communicated with the atomizing cavity (21), the ejector piece (224) and the plugging piece (225) are arranged in the first subchamber (212), the heating component is arranged in the second subchamber, and the depth of the second subchamber is larger than that of the first subchamber in the height direction of the shell.