CN211084339U

CN211084339U - Go out fog subassembly and humidifier of humidifier

Info

Publication number: CN211084339U
Application number: CN201921916519.9U
Authority: CN
Inventors: 李一峰; 梁梓涛; 梁海权
Original assignee: Bear Electrical Appliance Co Ltd
Current assignee: Bear Electrical Appliance Co Ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-24
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a go out fog subassembly and humidifier of humidifier should go out the fog subassembly, include: the main fog outlet pipe fitting is internally provided with a main fog outlet channel communicated with the atomizer; more than two mist outlet branch pipe fittings are connected to the mist outlet main pipe fitting, mist outlet branch channels communicated with the mist outlet main channels are arranged in the mist outlet branch pipe fittings, and mist outlet ports communicated with the mist outlet branch channels are arranged at the tail ends of the mist outlet branch pipe fittings; and the fog discharge valve is arranged in the fog outlet branch channel and used for controlling the communication and the partition of the fog outlet branch channel and the fog outlet port. Compared with the prior art, the utility model discloses a fog subassembly of humidifier, fog main pipe fitting are equipped with a plurality of fog branch pipe fittings that go out, can realize a plurality of not equidirectional fog of humidifier, and the branch pipe fitting that goes out fog is equipped with the fog valve moreover, and the user can control each fog according to the user demand and divide the pipe fitting to go out fog alone or close, is convenient for control to make fog subassembly local direction or a plurality of direction fog, convenient to use.

Description

Go out fog subassembly and humidifier of humidifier

Technical Field

The utility model belongs to the technical field of the humidifier, concretely relates to go out fog subassembly and humidifier of humidifier.

Background

A humidifier is a household appliance that increases the humidity of a space. The moisture-proof air conditioner can increase the moisture content in the air, moisten the dry air, provide moisture to be absorbed by the skin, can effectively solve the problem of water shortage of the skin of a human body, and is particularly suitable for being used in northern air-dry areas. Along with the improvement of the scientific and technical level, the functions of the humidifier are also continuously enriched, for example, the anion function is increased, and the negative oxygen ions released by the humidifier in the atomization process are effectively combined with the air, so that the air can be fresher, and the odor, the smoke and the like can be removed. The existing humidifier is provided with a one-way fog outlet component and a multi-way fog outlet component which are matched with the existing humidifier, and a user selects the one-way fog outlet component or the multi-way fog outlet component to be inserted into a fog outlet of the humidifier according to local space humidification. However, the accessory of the humidifier is troublesome to store and replace, and the existing mist outlet assembly cannot realize that one mist outlet assembly has both one-way mist outlet function and multi-way mist outlet function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide one kind and can control the partial direction or the play fog subassembly and the humidifier of fog of a plurality of directions according to the user demand.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mist outlet assembly for a humidifier comprising: the main fog outlet pipe fitting is internally provided with a main fog outlet channel communicated with the atomizer; more than two mist outlet branch pipe fittings are connected to the mist outlet main pipe fitting, mist outlet branch channels communicated with the mist outlet main channels are arranged in the mist outlet branch pipe fittings, and mist outlet ports communicated with the mist outlet branch channels are arranged at the tail ends of the mist outlet branch pipe fittings; and the fog discharge valve is arranged in the fog outlet sub-channel and is used for controlling the communication and the partition of the fog outlet sub-channel and the fog outlet port.

Compared with the prior art, the utility model discloses a fog subassembly of humidifier, fog main pipe fitting are equipped with a plurality of fog branch pipe fittings that go out, can realize a plurality of not equidirectional fog of humidifier, and the branch pipe fitting that goes out fog is equipped with the fog valve moreover, and the user can control each fog according to the user demand and divide the pipe fitting to go out fog alone or close, is convenient for control to make fog subassembly local direction or a plurality of direction fog, convenient to use.

Furthermore, the fog discharging valve comprises a valve body and a valve core, the valve body is arranged in the fog outlet sub-channel, the valve body is provided with a control port communicated with the fog outlet sub-channel and the fog outlet port, and the control port can be controlled to be opened or closed by adjusting the relative position of the valve core and the valve body; through the arrangement, the setting mode of the fog discharging valve is simple and the use is convenient.

The valve core is in transmission connection with the fog nozzle, and the valve core can rotate relative to the valve body by rotating the fog nozzle so as to adjust the relative position of the valve core and the valve body; by so doing; the switch of the fog discharging valve can be controlled only by rotating the fog nozzle, so that the operation is simple and convenient.

Furthermore, a mist guide channel is arranged in the valve body, the valve core is rotatably arranged in the mist guide channel, a mist blocking part is arranged in the mist guide channel, the control port is arranged on the mist blocking part, the valve core is provided with an adjusting part, and the opening degree of the control port can be adjusted by rotating the valve core to adjust the overlapping area of the adjusting part and the mist blocking part; through setting up like this, can adjust through rotatory fog mouth go out the fog flow of fog minute pipe, the user of being convenient for controls the play fog flow that each goes out the fog minute pipe according to the user demand, convenient to use.

Furthermore, the bottom of the valve core is provided with a limiting piece, the fog blocking part is provided with a circular arc-shaped limiting groove corresponding to the limiting piece, and the limiting piece is placed in the limiting groove; through setting up like this, it is spacing the maximum fog discharge amount of fog discharge valve, the fog discharge amount of row can be controlled to the rotation range of case and the effect that the fog discharge valve closed is reduced gradually, convenient to use.

Furthermore, the fog blocking part is a fan-shaped blocking wall arranged on the inner periphery of the fog guide channel, and the fan-shaped blocking wall and the inner wall of the fog guide channel form the control opening; by adopting the structure, the internal structure of the valve body is simple and convenient to produce and manufacture.

Furthermore, the adjusting part is a fan-shaped blocking part arranged at the bottom of the valve core, and the central angle corresponding to the fan-shaped blocking wall and the fan-shaped blocking part is larger than 180 degrees; through setting up like this, when rotatory case arrived corresponding position, guarantee that regulating part can cover the control mouth completely, reach and close the effect that the branch pipe fitting of fog goes out the fog.

Furthermore, the mist outlet branch pipe is arranged on the side part of the main mist outlet pipe, a first buckle is arranged at the lower end of the valve body, and when the valve body is arranged in the mist outlet branch channel, the first buckle is buckled on the inner wall of the main mist outlet channel; through setting up like this, the connected mode of valve body and play fog branch pipe fitting is simple, the convenient production assembly.

Furthermore, the end part of the valve body extends out of the fog outlet port, a circle of buckling grooves are formed in the periphery of the valve body, the fog nozzle is provided with an inner cavity with an opening at the lower end, second buckles are arranged on the inner periphery of the fog nozzle corresponding to the buckling grooves and buckled in the buckling grooves, and the second buckles can move along the circumferential direction of the buckling grooves; through the arrangement, after the fog nozzle is installed and connected with the valve body, the rotating and moving effect of the fog nozzle is ensured.

Furthermore, a clamping groove is formed in the top of the fog nozzle, a clamping protrusion extending into the clamping groove is arranged at the upper end of the valve element, and the fog nozzle is in transmission connection with the valve element through the matching of the clamping protrusion and the clamping groove; through the arrangement, the transmission connection mode of the fog nozzle and the valve core is simple and convenient to manufacture.

Further, any two mist outlet ports satisfy at least one of the following conditions: the two are positioned at different height positions and have a circumferential included angle; through setting up like this, realize the play fog of different height or direction in the space, the water smoke diffusion is more even, and it is better to go out fog subassembly fog effect.

Furthermore, each mist outlet branch pipe fitting and the mist outlet main pipe fitting are of a dendritic structure; through setting up like this, realize the even fog that goes out of all directions of humidifier, the humidification effect is better.

Another object of the present invention is to provide a humidifier using the mist outlet assembly of the humidifier, which comprises a housing and the mist outlet assembly, wherein a water tank, a water tank and a mist discharge pipe are arranged in the housing, the water tank is arranged above the water tank, an atomizer is arranged in the water tank, a water level control device for discharging water to the water tank is arranged in the water tank, and the mist discharge pipe is arranged above the atomizer and communicated with the mist outlet main pipe; through setting up like this, go out the fog and be responsible for the piece and be equipped with a plurality of fog branch pipes, can realize a plurality of not equidirectional fog of humidifier, go out the fog moreover and divide the pipe to be equipped with the fog valve, the user can control each fog branch pipe according to the user demand and go out the fog alone or close, is convenient for control and goes out local direction of fog subassembly or a plurality of directions fog, convenient to use.

Drawings

FIG. 1 is a schematic view of a mist outlet assembly of a humidifier

FIG. 2 is a plan exploded view of the mist outlet assembly of the humidifier

FIG. 3 is a schematic view of a mist nozzle

FIG. 4 is a schematic view of a valve cartridge

FIG. 5 is a schematic view of a valve body

FIG. 6 is an exploded view of the mist outlet assembly of the humidifier

FIG. 7 is a sectional view of the humidifier with the mist discharge assembly in the open state

FIG. 8 is a sectional view of the mist outlet subassembly of the humidifier with the mist outlet subassembly closed

Detailed Description

The technical scheme of the utility model is described below with the accompanying drawings:

the first embodiment is as follows:

referring to fig. 1 to 8, the mist outlet assembly of the humidifier of the present invention includes: the main fog outlet pipe fitting 1 is internally provided with a main fog outlet channel 11 communicated with the atomizer; more than two mist outlet branch pipe fittings 2 are connected to the mist outlet main pipe fitting 1, a mist outlet branch channel 21 communicated with the mist outlet main channel 11 is arranged in each mist outlet branch pipe fitting 2, a mist outlet port 22 communicated with the mist outlet branch channel 21 is arranged at the tail end of each mist outlet branch pipe fitting 2, and a plurality of mist outlet branch pipe fittings 2 can be arranged, for example, two or three mist outlet branch pipe fittings are arranged; and the fog discharge valve 4 is arranged in the fog outlet sub-channel 21 and used for controlling the communication and the partition of the fog outlet sub-channel 21 and the fog outlet port.

Compared with the prior art, the utility model discloses a fog subassembly of humidifier, fog main pipe fitting 1 are equipped with a plurality of fog branch pipe fittings 2 that go out, can realize a plurality of not equidirectional fog of humidifier, go out moreover and fog and divide and be equipped with the row fog valve 4 in the pipe fitting 2, the user can control respectively to go out fog according to the user demand and divide pipe fitting 2 to go out fog alone or close, is convenient for control to go out fog subassembly local direction or a plurality of directions and goes out fog, convenient to use.

In one embodiment, the valve body 41 and the valve core 42, the valve body 41 is arranged in the mist outlet sub-channel 21, the valve body 41 is provided with a control port 441 which is communicated with the mist outlet sub-channel 21 and a mist outlet port, and the control port 441 can be controlled to be opened or closed by adjusting the relative position of the valve core 42 and the valve body 41; through the arrangement, the arrangement mode of the fog discharging valve 4 is simple and the use is convenient.

In other embodiments, the mist exhaust valve 4 may be an existing control valve for a drainage pipeline, such as a control valve with a handle switch, or other control valves capable of adjusting flow opening, which all belong to the protection scope of the present invention.

In one embodiment, the fog nozzle 3 is further included, the fog nozzle 3 is disposed at the fog outlet 22 and can rotate relative to the fog outlet branch pipe 2, the middle of the fog nozzle is provided with a fog outlet 31, the valve core 42 is in transmission connection with the fog nozzle 3, and the valve core 42 can rotate relative to the valve body 41 by rotating the fog nozzle 3, so as to adjust the relative position of the valve core 42 and the valve body 41, and thus control the communication and the separation of the control port 441 and the fog outlet 31; by so doing; the switch of the fog discharging valve 4 can be controlled only by rotating the fog nozzle 3, so the operation is simple and convenient.

Referring to fig. 2 to 6, in an embodiment, the valve body 41 and the valve core 42 are both hollow cylindrical, a mist guiding channel 43 is formed in the valve body 41, the valve core 42 is rotatably disposed in the mist guiding channel 43, a mist blocking portion 44 is disposed in the mist guiding channel 43, the mist blocking portion 44 is a fan-shaped blocking wall disposed in the circumferential direction of the inner wall of the mist guiding channel 43, the fan-shaped blocking wall and the remaining inner wall in the circumferential direction of the mist guiding channel 43 form the control port 441, the valve core 42 is disposed with an adjusting portion 45, the adjusting portion 45 is a fan-shaped blocking member disposed at the bottom of the valve core 42, and the overlapping area of the adjusting portion 45 and the mist blocking portion 44 is adjusted by rotating the valve core 42, so as to adjust the communication area between the control port 441 and the mist outlet 31, thereby adjusting the opening degree of the mist outlet branch pipe member 2; through setting up like this, can adjust through rotatory fog mouth 3 the play fog flow of the branch pipe of fog, the user of being convenient for controls the play fog flow of each branch pipe of fog according to the user demand, convenient to use.

Further, the central angle of the fan-shaped blocking wall corresponding to the fan-shaped blocking piece is larger than 180 degrees; by such arrangement, when the valve core 42 is rotated to the corresponding position, the adjusting part 45 can be ensured to completely cover the control port 441, so as to achieve the effect of closing the mist outlet of the mist outlet branch pipe fitting 2.

Referring to fig. 2, 4 and 5, in an embodiment, a cylindrical limiting member 46 is disposed on a bottom wall of the adjusting portion 45, the limiting member 46 is disposed on one side of the adjusting portion 45, the mist blocking portion 44 is disposed with a circular arc-shaped limiting groove 47 corresponding to the limiting member 46, the limiting member 46 is disposed in the limiting groove 47, and when the valve element 42 rotates relative to the valve body 41, the limiting member 46 abuts against two sides in the limiting groove 47, the maximum mist output of the mist exhaust valve 4 and the closing of the mist exhaust valve 4 are respectively performed; the movement of the limiting member 46 from one side to the other side in the limiting groove 47 is a process of gradually increasing or decreasing the mist outlet amount of the mist discharge valve 4; through the arrangement, the maximum fog discharge amount of the fog discharge valve 4 can be controlled by limiting the rotation range of the valve core 42, the fog discharge amount is gradually reduced to the effect of closing the fog discharge valve 4, and the use is convenient.

In one embodiment, the mist outlet branch pipe 2 is disposed at a side of the mist outlet main pipe 1, the mist outlet branch pipe may be horizontally disposed, upwardly inclined, or downwardly inclined, the lower end of the valve body 41 is provided with at least two first fasteners 481, the plurality of first fasteners 481 are preferably uniformly distributed, when the valve body 41 is disposed in the mist outlet branch passage 21, the first fasteners 481 are fastened to an inner wall of the side of the mist outlet main passage 11, when the mist outlet branch pipe is upwardly inclined or downwardly inclined, the lower end of the mist outlet branch pipe 2 is in a tangent plane conical shape, and the heights of the first fasteners 481 at the lower part of the valve core 42 are different; through the arrangement, the valve body 41 and the mist outlet branch pipe fitting 2 are simple in connection mode and convenient to produce and assemble.

Referring to fig. 3 to 7, in an embodiment, the upper end of the valve body 41 protrudes out of the mist outlet port 22, the outer periphery of the upper portion 41 of the valve body is provided with a ring of fastening grooves 482, the mist nozzle 3 is provided with an inner cavity with an open lower end, the inner periphery of the mist nozzle 3 is provided with a second fastener 33 corresponding to the fastening grooves 482, when the mist nozzle 3 is covered with the valve body 41, the second fastener 33 is fastened in the fastening grooves 482, and the second fastener 33 can move circumferentially along the fastening grooves 482; through the arrangement, after the fog nozzle 3 is installed and connected with the valve body 41, the rotating and moving effect of the fog nozzle 3 is ensured.

In one embodiment, when the valve core 42 is installed in the mist guiding channel 43, the bottom of the valve core 42 rests on the mist blocking part 44, a plurality of clamping grooves 32 are circumferentially arranged on the inner top wall of the mist nozzle 3, a corresponding number of clamping protrusions 49 are circumferentially arranged on the upper end of the valve core 42, when the mist nozzle 3 is covered with the valve body 41, the clamping protrusions 49 extend into the clamping grooves 32, and the mist nozzle 3 is in transmission connection with the valve core 42 through the matching of the clamping protrusions 49 and the clamping grooves 32; through the arrangement, the transmission connection mode of the fog nozzle 3 and the valve core 42 is simple and convenient to manufacture.

In one embodiment, a plurality of positioning columns 34 extending downwards are circumferentially arranged on the inner top wall of the fog nozzle 3, and after the fog nozzle 3 is covered with the valve body 41, the positioning columns 34 are close to the inner wall of the valve core 42; through the arrangement, when the fog nozzle 3 is covered with the valve body 41, the fog nozzle 3 is matched with the inner wall of the valve core 42 through the positioning column 34 in advance to realize the guiding installation of the fog nozzle 3, so that the assembly of the fog nozzle 3 is convenient.

Referring to fig. 7 and 8, in an embodiment, a main mist outlet 12 communicated with the main mist outlet channel 11 is arranged at the upper end of the main mist outlet pipe 1, the main mist outlet 12 is provided with a second mist nozzle 13, and a second mist outlet 14 communicated with the main mist outlet 12 is arranged in the second mist nozzle 13, so that the main mist outlet 12 is not provided with the mist exhaust valve 4, and when a user closes other sub mist outlet pipes 2, one-way mist outlet at the top of the mist outlet assembly is realized.

Referring to fig. 1, 2, 7 and 8, any two mist outlet ports 22 satisfy at least one of the following conditions: the two branch pipes are located at different height positions and have circumferential included angles, so that the branch pipes 2 and the main pipe 1 form a dendritic structure. Through setting up like this, realize the play fog of different height or direction in the space, the water smoke diffusion is more even, and the humidification effect is better.

Specifically, in an embodiment, the positions where the mist outlet branch pipes 2 are connected with the mist outlet main pipe 1 are respectively at different heights, and there is no circumferential included angle or an included angle of zero between any two mist outlet branch pipes 2, that is, in the longitudinal projection direction of the mist outlet main pipe 1, the projections of any two mist outlet branch pipes 2 coincide.

In another embodiment, the mist outlet branch pipes 2 are connected with the main mist outlet pipe 1 at the same height, and any two mist outlet branch pipes 2 have a circumferential included angle therebetween, that is, in the longitudinal projection direction of the main mist outlet pipe 1, any two mist outlet branch pipes 2 are projected in a staggered manner.

In another embodiment, the positions where the mist outlet branch pipes 2 and the mist outlet main pipe 1 are connected are respectively at different heights and have circumferential included angles therebetween. Namely, in the longitudinal projection direction of the main fog outlet pipe fitting 1, the projections of any fog outlet branch pipe fittings 2 are staggered.

Further, the mist outlet branch pipes 2 may be provided with different lengths, but the same height as the mist outlet main pipe 1, so that the mist outlet ports 22 of the plurality of mist outlet branch pipes 2 are not at the same height. Or the mist outlet branch pipes 2 are different in length and different in height from the main mist outlet pipe 1, so that the mist outlet ports 22 of the plurality of mist outlet branch pipes 2 are not at the same height.

Example two:

the main purpose of this embodiment is to provide a humidifier (not shown in the drawings) of a mist outlet assembly of the humidifier in the first application embodiment, including a housing and the mist outlet assembly, where the housing is provided with a water tank, a mist discharge pipe, and a fan, the water tank is disposed above the water tank, the water tank is provided with an atomizer, the water tank is provided with a water level control device for discharging water to the water tank, the mist discharge pipe is disposed on an upper side of the atomizer and is communicated with the main mist outlet pipe fitting 1 through a mist discharge interface at the top of the housing, the fan is installed on one side of the water tank, the housing is provided with an air inlet, the water tank is provided with an air outlet, and the fan can generate an air flow flowing through the mist discharge; through setting up like this, go out the fog and be responsible for the piece and be equipped with a plurality of fog branch pipes, can realize a plurality of not equidirectional fog of humidifier, go out the fog moreover and divide to be equipped with the fog valve in the pipe, the user can control each fog branch pipe according to the user demand and go out the fog alone or close, is convenient for control and goes out local direction of fog subassembly or a plurality of directions fog, convenient to use.

In one embodiment, the housing comprises a housing and an upper cover, a water tank is formed at the upper part in the housing, the upper side of the housing is communicated with the water tank, the upper cover is used for covering an upper opening of the housing, the mist discharge pipe is positioned in the water tank, the mist discharge port is arranged on the upper cover, and the lower end of the main mist outlet pipe fitting 1 is vertically connected to the mist discharge port; through the arrangement, the humidifier adopts an upper water adding mode, so that a user can add water into the humidifier conveniently.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The play fog subassembly of humidifier, its characterized in that includes:

the main fog outlet pipe fitting is internally provided with a main fog outlet channel communicated with the atomizer;

more than two mist outlet branch pipe fittings are connected to the mist outlet main pipe fitting, mist outlet branch channels communicated with the mist outlet main channels are arranged in the mist outlet branch pipe fittings, and mist outlet ports communicated with the mist outlet branch channels are arranged at the tail ends of the mist outlet branch pipe fittings;

and the fog discharge valve is arranged in the fog outlet sub-channel and is used for controlling the communication and the partition of the fog outlet sub-channel and the fog outlet port.

2. The mist outlet assembly of the humidifier as claimed in claim 1, wherein the mist discharge valve comprises a valve body and a valve core, the valve body is disposed in the mist outlet branch passage, the valve body is provided with a control port communicating the mist outlet branch passage and the mist outlet port, and the opening or closing of the control port can be controlled by adjusting the relative position of the valve core and the valve body.

3. The humidifier mist outlet assembly according to claim 2, further comprising a mist nozzle, wherein the mist nozzle is disposed at the mist outlet port and is rotatable with respect to the mist outlet pipe, the mist outlet is disposed at a middle portion of the mist outlet port, the valve element is in transmission connection with the mist nozzle, and the valve element is rotatable with respect to the valve body by rotating the mist nozzle, so as to adjust a relative position of the valve element and the valve body.

4. The mist outlet assembly of the humidifier according to claim 3, wherein a mist guiding channel is provided in the valve body, the valve element is rotatably provided in the mist guiding channel, a mist blocking portion is provided in the mist guiding channel, the control port is provided on the mist blocking portion, the valve element is provided with an adjusting portion, and an opening of the control port is adjustable by rotating the valve element to adjust a coincidence area of the adjusting portion and the mist blocking portion.

5. The mist outlet assembly of the humidifier according to claim 4, wherein a limiting member is disposed at the bottom of the adjusting portion, and the mist blocking portion has a circular arc-shaped limiting groove corresponding to the limiting member, and the limiting member is disposed in the limiting groove.

6. The mist outlet assembly of the humidifier according to claim 4, wherein the mist blocking portion is a fan-shaped blocking wall arranged on the inner periphery of the mist guiding channel, and the fan-shaped blocking wall and the inner wall of the mist guiding channel form the control opening; the adjusting part is a fan-shaped blocking piece arranged at the bottom of the valve core, and the central angle corresponding to the fan-shaped blocking wall and the fan-shaped blocking piece is larger than 180 degrees.

7. The mist outlet assembly of the humidifier according to any one of claims 2 to 6, wherein the mist outlet branch pipe is provided at a side portion of the main mist outlet pipe, and a first snap is provided at a lower end of the valve body, and when the valve body is inserted into the mist outlet branch passage, the first snap is fastened to an inner wall of the main mist outlet passage.

8. The humidifier mist outlet assembly according to any one of claims 3 to 6, wherein the end of the valve body extends out of the mist outlet port, the valve body is provided with a circle of fastening grooves on the outer periphery, the mist nozzle is provided with an inner cavity with an open lower end, the inner periphery of the mist nozzle is provided with a second fastener corresponding to the fastening grooves, the second fastener is fastened in the fastening grooves, and the second fastener can move along the circumferential direction of the fastening grooves.

9. The mist outlet assembly of the humidifier according to claim 8, wherein a clamping groove is formed in the top of the mist nozzle, a clamping protrusion extending into the clamping groove is formed at the upper end of the valve core, and the mist nozzle is in transmission connection with the valve core through the matching of the clamping protrusion and the clamping groove.

10. A humidifier using the mist outlet assembly as claimed in any one of claims 1 to 9, comprising a housing and the mist outlet assembly, wherein a water tank, a water tank and a mist discharge pipe are arranged in the housing, the water tank is arranged above the water tank, an atomizer is arranged in the water tank, a water level control device for discharging water to the water tank is arranged in the water tank, and the mist discharge pipe is arranged on the upper side of the atomizer and communicated with the mist outlet main pipe fitting.