CN109442628B

CN109442628B - Air purifying humidifier

Info

Publication number: CN109442628B
Application number: CN201811361461.6A
Authority: CN
Inventors: 刘光朋; 史为品
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Haier Smart Home Co Ltd
Priority date: 2018-11-15
Filing date: 2018-11-15
Publication date: 2023-01-13
Anticipated expiration: 2038-11-15
Also published as: CN109442628A; WO2020098485A1

Abstract

The invention relates to the technical field of air treatment, in particular to an air purification humidifier. The invention aims to solve the problem that the existing integrated purifying humidifier cannot give consideration to both volume and effect. The air purification humidifier comprises a base body and a purification and humidification unit connected with the base body, wherein the purification and humidification unit comprises a cylindrical shell arranged in the vertical direction, and a first filtering assembly, a second filtering assembly, a humidification assembly and a fan which are arranged in the shell, a circumferential air grid is arranged on the periphery of the shell, a first air inlet and a second air inlet are respectively arranged at the upper end and the lower end of the shell along the axial direction, an induced air channel is formed in the base body, the second air inlet is communicated with the outside through the induced air channel, and the humidification assembly can generate water mist. The air purification humidifier of the invention has both the volume and the effect of the device on the basis of meeting the purification and humidification functions.

Description

Air purifying humidifier

Technical Field

The invention relates to the technical field of air treatment, in particular to an air purification humidifier.

Background

With the continuous improvement of living standard, people pay more and more attention to indoor air quality. In order to create a good living environment and improve indoor air quality, people usually purchase various electric appliances capable of improving air quality. For example, people may purchase humidifiers to regulate the humidity of a room and purifiers to regulate the air quality of a room. However, in this way, various electrical appliances can be placed at the same time, which not only increases the purchase cost, but also occupies a large amount of indoor space.

For this reason, some apparatuses integrating purification and humidification, such as purification humidifiers, appear in the market, so as to solve the above problems. However, in order to realize the integration of the two functions, the integrated purification humidifier at the present stage simply combines the purifier and the humidifier together structurally, so the following contradictions are highlighted: if the integrated purification humidifier is required to have the same action area as a single purifier or humidifier, the volume of the integrated purification humidifier is large, so that the integrated purification humidifier is inconvenient to move and use; on the contrary, if the volume is reduced, there is a problem that the purifying and humidifying effects are limited. That is to say, the problem that current integral type purification humidifier has can't compromise device volume and purification humidification effect.

Accordingly, there is a need in the art for a new air purification humidifier to solve the above problems.

Disclosure of Invention

In order to solve the above problems in the prior art, that is, to solve the problem that the conventional integrated purification humidifier cannot take account of both volume and effect, the present invention provides an air purification humidifier, which includes a base body and a purification and humidification unit connected to the base body, where the purification and humidification unit includes a cylindrical housing, and a first filter assembly, a second filter assembly, a humidification assembly, and a fan that are disposed inside the housing, where an axial direction of the housing is a vertical direction, a circumferential air grid is disposed around the housing, the housing is provided with a first air inlet and a second air inlet along upper and lower ends of the axial direction, the first filter assembly is disposed adjacent to the first air inlet, the second filter assembly is disposed adjacent to the second air inlet, the base body is provided with an induced air channel, the second air inlet is communicated with the outside through the induced air channel, the humidification assembly can generate water mist, and the purification and humidification unit is configured to introduce indoor air into the housing through the first air inlet and the second air inlet and pass through the first filter assembly and the second filter assembly, respectively, and then discharge the water mist generated with the humidification assembly through the circumferential air grid under the drive of the fan.

In the preferred technical scheme of above-mentioned air purification humidifier, the humidification subassembly includes water tank and ultrasonic nebulizer, the water tank includes the edge the axial arrange in the fan with a plurality of annular water storage boxes between the casing and follow the axial intercommunication a plurality of intercommunication boxes of a plurality of water storage boxes are located the top the lateral surface of water storage box is provided with the water inlet, is located the below be provided with on the water storage box ultrasonic nebulizer.

In the preferable technical scheme of the air purification humidifier, a filling port is formed in the outer side of the shell and is communicated with the water inlet; and/or the water tank is integrally formed.

In the preferred technical scheme of above-mentioned air purification humidifier, the fan includes the flabellum that motor and two back-to-back set up, the middle part of first filtering component is provided with the bearing frame, nested the bearing in the bearing frame, the middle part of second filtering component is provided with the motor cabinet, the motor install in the motor cabinet, the output shaft of motor pass behind two flabellums with the bearing is connected.

In the preferred technical scheme of the air purification humidifier, the two fan blades are both centrifugal fan blades; and/or the two fan blades are arranged along the axial direction in a staggered manner; and/or a partition plate is arranged between the two fan blades.

In the preferable technical scheme of the air purification humidifier, the filtering component is a HEPA filter; and/or a first air inlet grille and a second air inlet grille are respectively arranged at the first air inlet and the second air inlet.

In the preferable technical scheme of the above air purification humidifier, the base body comprises a base, a lifting part and a supporting part, the base is connected with the supporting part through the lifting part, and the supporting part is connected with the purification and humidification unit.

In a preferred embodiment of the above air purification humidifier, the support portion includes a body and a plurality of support ribs, the body is connected to the lifting portion, and the support ribs are connected to the lower end of the housing.

In the preferred technical scheme of the air purification humidifier, the body is provided with an electric control box, an electric control assembly is installed in the electric control box, and the cross-sectional area of the electric control box is gradually reduced from bottom to top along the axial direction.

In a preferred embodiment of the air purification humidifier, the lifting unit is a hydraulic lifting mechanism; and/or the bottom surface of the base is provided with a plurality of rolling members.

The technical scheme includes that the air purification humidifier comprises a base body and a purification humidification unit connected with the base body, the purification humidification unit comprises a cylindrical shell, a first filtering assembly, a second filtering assembly, a humidification assembly and a fan, the first filtering assembly, the second filtering assembly, the humidification assembly and the fan are arranged in the shell, the axial direction of the shell is a vertical direction, a circumferential air grid is arranged on the circumference of the shell, the upper end and the lower end of the shell along the axial direction are respectively provided with a first air inlet and a second air inlet, the first filtering assembly is arranged close to the first air inlet, the second filtering assembly is arranged close to the second air inlet, an induced air channel is formed in the base body, the second air inlet is communicated with the outside through the induced air channel, the humidification assembly can generate water mist, and the purification humidification unit is arranged to be driven by the fan to introduce indoor air into the shell through the first air inlet and the second air inlet, penetrate through the first filtering assembly and the second filtering assembly respectively, and then discharge the indoor air mist generated by the humidification assembly through the circumferential air grid.

Through the arrangement mode, the air purification humidifier provided by the invention has the advantages that the volume and the effect of the device are considered on the basis of meeting the purification and humidification functions, and the use experience of a user is greatly improved. Particularly, through repeated tests, observation, analysis and comparison of the inventor, the humidification component, the first filtering component, the second filtering component and the fan are arranged in the shell simultaneously, so that the purification humidifier disclosed by the invention can greatly reduce the volume of the purification humidifier under the condition of meeting the equal humidification and purification effects, and the air purification humidifier is very convenient to carry and move. The circumferential air grids are arranged on the circumference of the shell, and the fan discharges the indoor air along the circumferential air grids, so that the purifying humidifier can greatly increase the purifying and humidifying action area, and the working efficiency of the purifying humidifier is improved. Through the arrangement of the first air inlet and the second air inlet, air can be simultaneously fed from the two air inlets during operation of the air purification humidifier, so that the air inlet volume is greatly increased, and the operation efficiency is improved.

Drawings

The air purifying humidifier of the present invention will be described with reference to the accompanying drawings. In the drawings:

fig. 1 is a front view of an air purifying humidifier of the present invention;

fig. 2 is a sectional view of the air purifying humidifier of the present invention;

FIG. 3 is a structural diagram of a fan blade of the air purifying humidifier of the present invention;

fig. 4A is a front view of a water tank of the air purifying humidifier of the present invention;

fig. 4B is a plan view of a water tank of the air purifying humidifier of the present invention;

fig. 4C is an isometric view of the water tank of the air purifying humidifier of the present invention;

fig. 5 is a schematic view illustrating an operation principle of the air purifying humidifier of the present invention.

List of reference numerals

1. A substrate; 11. a base; 111. a rolling member; 12. a lifting part; 13. a support portion; 131. a body; 132. supporting ribs; 133. an induced draft channel; 134. an electronic control box; 3. a purification and humidification unit; 31. a housing; 311. a first air intake grille; 312. a second air inlet grille; 313. a circumferential air grid; 314. a filling port; 315. a motor base; 316. a bearing seat; 32. a humidifying assembly; 321. a water tank; 3211. a water storage box; 3212. a communication box; 3213. a water inlet; 322. an ultrasonic atomizer; 331. a first filter assembly; 332. a second filter assembly; 34. a fan; 341. a motor; 342. a fan blade; 343. a partition plate; 344. and (5) a bearing.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the support portion and the housing are shown as being integrally formed, the connection relationship is not constant, and can be adjusted as needed by one skilled in the art to suit a particular application. The connection relationship of the two can be snap connection, screw connection, welding or bonding, etc.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring first to fig. 1 and 2, an air purifying humidifier of the present invention will be described. Wherein, fig. 1 is a front view of the air purifying humidifier of the present invention; fig. 2 is a sectional view of the air purifying humidifier of the present invention.

As shown in fig. 1, in order to solve the problem that the conventional purification humidifier cannot achieve both volume and effect, the air purification humidifier of the present invention mainly includes a base 1 and a purification and humidification unit 3 connected to the base 1, where the purification and humidification unit 3 includes a cylindrical housing 31, and a first filter assembly 331, a second filter assembly 332, a humidification assembly 32, and a fan 34 disposed inside the housing 31. The axial direction of the housing 31 is substantially vertical, a circumferential air grid 313 is arranged on the circumference of the housing, a first air inlet and a second air inlet are respectively arranged at the upper end and the lower end of the housing, a first air inlet grid 311 and a second air inlet grid 312 are respectively arranged at the first air inlet and the second air inlet, a first filtering component 331 is arranged close to the first grid, and a second filtering component 332 is arranged close to the second grid. The upper part of the base body 1 is provided with an induced air channel 133, and the second air inlet is communicated with the external environment through the induced air channel 133. The humidifying assembly 32 stores a humidifying liquid (e.g., purified water), and the humidifying assembly 32 can generate water mist.

When the air humidifying purifier works, the fan 34 rotates at a high speed, indoor air is introduced into the shell 31 through the first air inlet grille 311 and the second air inlet grille 312 along the axial direction of the shell 31, filtered by the filtering component 33 and thrown out along the radial direction of the shell 31 under the action of the fan 34, and the indoor air and water mist generated by the humidifying component 32 in the throwing process are discharged through the circumferential air grille 313.

Through the arrangement mode, the air purification humidifier provided by the invention has the advantages that the volume and the effect of the device are considered on the basis of meeting the purification and humidification functions, and the use experience of a user is greatly improved. Specifically, through repeated experiments, observation, analysis and comparison of the inventor, the humidification component 32, the first filter component 331, the second filter component 332 and the fan 34 are simultaneously arranged in the housing 31, so that the purification humidifier of the present invention can greatly reduce the volume of the purification humidifier under the condition of satisfying the same humidification and purification effects, and the transportation and the movement of the air purification humidifier are very convenient. The circumferential air grid 313 is arranged on the circumference of the shell 31, and the fan 34 discharges the indoor air along the circumferential air grid 313, so that the purifying humidifier of the invention can greatly increase the purifying and humidifying action area, and the working efficiency of the purifying humidifier is improved. Through the arrangement of the first air inlet and the second air inlet, air can be simultaneously fed from the two air inlets when the air purification humidifier works, so that the air inlet quantity is greatly increased, and the operation efficiency is improved.

The air purifying humidifier of the present invention will be further described with further reference to fig. 1 to 4C. Fig. 3 is a structural view of a fan 342 of the air purifying humidifier of the present invention; fig. 4A is a front view of a water tank 321 of the air purifying humidifier of the present invention; fig. 4B is a plan view of the water tank 321 of the air purifying humidifier of the present invention; fig. 4C is an isometric view of the water tank 321 of the air purifying humidifier of the present invention.

As shown in fig. 1 and 2, in a preferred embodiment, the base 1 includes a base 11, an elevating portion 12, and a supporting portion 13, the base 11 is connected to the supporting portion 13 through the elevating portion 12, and the supporting portion 13 is connected to the humidification/purification unit 3. Wherein, a plurality of rolling members 111 are arranged below the base 11, such as universal wheels, the lifting part 12 is a hydraulic lifting mechanism, the supporting part 13 comprises a body 131 and a plurality of supporting ribs 132 arranged on the body 131, the body 131 is connected with the lifting part 12, the supporting ribs 132 are connected with the lower end of the shell 31, and thus an induced air channel 133 is formed between the body 131, the supporting ribs 132 and the lower end of the shell 31. The body 131 is further provided with an electric control box 134, an electric control assembly is mounted in the electric control box 134, and the electric control assembly is used for controlling starting and stopping of the fan 34 and/or ascending and descending of the hydraulic lifting mechanism. Preferably, the area enclosed by the outer edge of the electronic control box 134 gradually decreases from bottom to top along the vertical direction. As shown in fig. 2, the top and bottom of the electrical control pod 134 form an arcuate transition therebetween.

As shown in fig. 2 and 3, the first filter member 331 is disposed at the first air intake grill 311, and the second filter member 332 is disposed at the second air intake grill 312, as shown in fig. 2. The first filtering component 331 and the second filtering component 332 are both filtering structures capable of adsorbing or decomposing harmful gases in air, such as HEPA filters or activated carbon filters, and the HEPA filters generally comprise three filtering layers (primary filtering layer, charge layer, and electrostatic dust collection layer), and the removal efficiency of particles with a diameter of less than 0.3 micrometer can reach more than 99.97%. The blower 34 includes a motor 341 and two fan blades 342 disposed back to back, a motor base 315 is disposed on the second filter assembly 332, and the motor 341 is installed in the motor base 315. The first filter assembly 331 is provided with a bearing seat 316, a bearing 344 is nested in the bearing seat 316, and an output shaft of the motor 341 is connected with the bearing 344 after passing through two fan blades 342. Wherein two flabellums 342 are centrifugal flabellums 342, are provided with baffle 343 between two flabellums 342, and two flabellums 342 are along the axial dislocation set. Referring to fig. 3, the two blades 342 are disposed in a staggered manner, that is, the axial projections of each of the two blades 342 are not coincident. Preferably, the first air inlet grille 311 is provided with a hole matched with the bearing seat 316, and the first air inlet grille 311 is sleeved with the bearing seat 316 and tightly attached to the first filter component 331 through the hole. Similarly, the second air inlet grille 312 is provided with holes matching with the motor base 315, and the second air inlet grille 312 is sleeved with the motor base 315 through the holes and is tightly attached to the second filter component 332.

Referring to fig. 2, 4A to 4C, the humidifying assembly 32 includes a water tank 321 and an ultrasonic atomizer 322, and the water tank 321 further includes two annular water storage boxes 3211 arranged along the axial direction of the housing 31, and two arc-shaped communication boxes 3212 respectively communicating the two water storage boxes 3211 along the axial direction. A water inlet 3213 is formed in the outer side surface of the uppermost water storage box 3211, a filling port 314 is formed in a position corresponding to the outer side surface of the casing 31, and the filling port 314 is communicated with the water inlet 3213. According to the position shown in fig. 4A, two ultrasonic atomizers 322 are arranged on the water storage box 3211 located at the lowermost position, and the two ultrasonic atomizers 322 are arranged on the upper side surface of the annular water storage box 3211 along the axial direction and located at the hollow-out position between the two communicating boxes 3212. Preferably, the two water storage boxes 3211 and the upper communication box 3212 may be integrally formed.

The setting mode has the advantages that: the universal wheels are arranged below the base 11, and the hydraulic lifting mechanism is arranged between the base 11 and the supporting part 13, so that the air purification humidifier can move and adjust the height up and down, and the humidification and purification requirements of different heights are met. The body 131, the strengthening rib and the casing 31 lower extreme of supporting part 13 enclose to establish and form induced air passageway 133, can effectively improve the intake, and be provided with the mode that sets up of cambered surface transition between automatically controlled box 134 top and the bottom, one carries out the water conservancy diversion to indoor air for the air gets into casing 31 inside more smoothly, and can also carry out the heat exchange with the inside automatically controlled subassembly of automatically controlled box 134, reduces the temperature of automatically controlled subassembly. The fan 34 drives the double fan blades 342, so that the air intake is greatly increased, and the noise under the same air intake is correspondingly reduced. The partition 343 and the blades are arranged in a staggered manner between the double blades 342, so that air supply between the double blades 342 is ensured not to interfere with each other, the phenomenon of unbalanced rotation of the fan 34 caused by centrifugal force is effectively prevented, and running vibration and noise are further reduced. HEPA filter is selected for use as the filtering component 33, so that the purifying effect is greatly enhanced. The arrangement mode that the first air inlet grille 311 and the first filter element 331 are sleeved on the bearing seat 316 together and the second air inlet grille 312 and the second filter element 332 are sleeved on the motor seat 315 together also enables the space in the shell 31 to be further compressed, thereby further reducing the volume of the device.

In addition, the water tank 321 is set into a form that two annular water storage boxes 3211 are combined with two connection boxes, the structure is novel and unique, the water tank 321 can be nested outside the fan 34, the volume of the air purification humidifier is greatly reduced, and the air output of the fan 34 and the water storage capacity of the water tank 321 are also ensured. The uppermost water storage box 3211 is provided with a water outlet which is communicated with a water inlet on the housing 31, so that a user can add water without detaching the water tank 321, thereby improving the convenience of use of the present invention. The selection of the ultrasonic atomizer 322 can not only humidify the air, but also combine with the smoke and dust floating in the air to precipitate the air in the atomizing process, thereby enabling the air to be fresher.

It should be noted that the above preferred embodiments are only used for illustrating the principle of the present invention, and are not intended to limit the protection scope of the present invention. Without departing from the principles of the present invention, one skilled in the art can adjust the above-described arrangement so that the present invention can be applied to more specific application scenarios.

For example, in an alternative embodiment, the water tank 321 and the atomizing device are not the only components, as long as the water tank 321 is disposed in a manner that can be inserted between the housing 31 and the blower 34 and the atomizing device can generate water mist. If the water tank 321 may also be a combination of a plurality of annular water storage boxes 3211 and a connection box, the atomization device may also be an evaporation humidifier, an electrode humidifier, or the like, and the water tank 321 may also be disposed in a non-integral manner, but in a form of bonding, sealing connection, or the like.

For another example, in another alternative embodiment, the position of the water inlet 3213 may be adjusted arbitrarily, as long as it is ensured to be at a higher position of the water tank 321, which is convenient for adding water.

For another example, in another alternative embodiment, the setting position of the motor base 315 and the setting position of the bearing seat 316 may be reversed, that is, the bearing seat 316 is disposed on the first filter assembly 331, and the motor base 315 is disposed on the second filter assembly 332, at this time, the fan 34 may be installed reversely.

For another example, in another alternative embodiment, the setting form of the fan 34 may also be adjusted, as long as the adjustment can satisfy the conditions of bidirectional air intake and radial air outtake. For example, the partition 343 may not be disposed between the two leaves 342, and the two leaves 342 may not be disposed in a staggered manner.

For another example, in another alternative embodiment, the transition section between the top and the bottom of the electrical control box 134 may be any curved surface as long as the curved surface satisfies the condition that the area from the bottom to the top is gradually reduced. Such as a tapered surface. Of course, the electrical control box 134 may be disposed or not disposed according to a conventional manner on the premise of ensuring the induced air channel 133.

For another example, in another alternative embodiment, the rolling member 111 may be any other rolling wheel besides the universal wheel, and the lifting portion 12 may be other forms besides the hydraulic lifting mechanism, such as a screw mechanism, a rack and pinion mechanism, and the like.

For example, in another alternative embodiment, the supporting portion 13 and the housing 31 may be connected by a snap connection, a screw connection, a welding or an adhesive.

Of course, the above alternative embodiments, and the alternative embodiment and the preferred embodiment may also be used in a cross-matching manner, so that a new embodiment is combined to be suitable for a more specific application scenario. For example, a new embodiment may be combined by replacing the hydraulic elevating mechanism with a screw mechanism and screwing the support portion 13 and the housing 31.

The operation of the air purifying humidifier of the present invention will be briefly described with reference to fig. 2 and 5. Wherein, fig. 5 is a schematic view of the working principle of the air purification humidifier of the present invention.

As shown in fig. 2 and 5, when the air purification humidifier operates, the motor 341 drives the two blades 342 disposed in a staggered manner to rotate stably at a high speed, the indoor air above the housing 31 is sucked into the housing 31 through the first air inlet grille 311, the indoor air below the housing 31 is guided by the drainage channel and sucked into the housing 31 through the second air inlet grille 312, and the temperature of the electronic control assembly is also reduced during the suction process. After the air is efficiently filtered by the HEPA filter, most particles in the air are removed, the rest clean air is thrown out along the radial direction of the shell 31 under the driving of the fan blades 342, and water mist generated by the ultrasonic atomizer 322 in the throwing-out process is blown out from the circumferential air grid 313 together, so that the indoor air is humidified and purified.

In summary, the air purification humidifier of the present invention has the advantages of:

1) Collect purification and humidification function in an organic whole, novel structure, convenient to use, space mobility is strong. 2) The water tank 321 is convenient to add water, the water tank can be easily added with water without detaching the shell, the water can be placed at a low position through the hydraulic rod, the water can be added without lifting the arm, and the labor intensity is reduced. 3) The air supply scheme is unique and novel, and the design of the double-air-inlet grille ensures that the air inlet volume is large and the noise is low. 4) The water tank 321 is arranged between the shell 31 and the fan 34, so that the water storage capacity is ensured, the volume of the air purification humidifier is greatly reduced, and the volume and the effect are both considered. 5) The air inlet amount can be increased by arranging the air inducing channel 133; the transition surface between the top and the bottom of the electric control box 134 can play a role in guiding flow and cooling the electric control assembly, thereby achieving two purposes. 6) The air purification humidifier can increase indoor humidity, so that the physiology and thinking of a human body are in good states, the work and rest have good effects, and the healthy humidity can inhibit the breeding and propagation of germs and improve the immunity. Secondly, the air humidifier also has the effect of purifying the environment, and the ultrasonic atomizer 322 can release a large amount of negative oxygen ions in the atomization process, so that not only can the indoor humidity be effectively increased and the dry air be moistened, but also the negative oxygen ions can be combined with smoke and dust floating in the air to be precipitated, thereby effectively removing paint smell, mildew smell, smoke smell and odor and enabling the air to be fresher.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is apparent to those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims

1. The air purification humidifier is characterized by comprising a base body and a purification and humidification unit connected with the base body, wherein the purification and humidification unit comprises a cylindrical shell, and a first filtering component, a second filtering component, a humidification component and a fan which are arranged inside the shell, the axial direction of the shell is a vertical direction, a circumferential air grid is arranged in the circumferential direction of the shell, a first air inlet and a second air inlet are respectively arranged at the upper end and the lower end of the shell along the axial direction, the first filtering component is arranged adjacent to the first air inlet, the second filtering component is arranged adjacent to the second air inlet, an induced air channel is arranged on the base body, the second air inlet is communicated with the outside through the induced air channel, and the humidification component can generate water mist,

the purifying and humidifying unit is arranged to be capable of leading indoor air into the shell through the first air inlet and the second air inlet under the driving of the fan, penetrating through the first filtering component and the second filtering component respectively, and then discharging the indoor air and water mist generated by the humidifying component through the circumferential air grid;

the humidifying component comprises a water tank and an ultrasonic atomizer, the water tank comprises a plurality of annular water storage boxes and a plurality of communication boxes, the annular water storage boxes are axially arranged between the fan and the shell, the communication boxes are axially communicated with the water storage boxes, a water inlet is formed in the outer side surface of the uppermost water storage box, and the ultrasonic atomizer is arranged on the lowermost water storage box;

the filtering component is a HEPA filter.

2. The air purification humidifier according to claim 1, wherein a filling port is formed in the outer side of the shell, and the filling port is communicated with the water inlet; and/or the water tank is integrally formed.

3. The air purification humidifier according to claim 1, wherein the fan includes a motor and two blades disposed back to back, a bearing seat is disposed in a middle portion of the first filter assembly, a bearing is nested in the bearing seat, a motor seat is disposed in a middle portion of the second filter assembly, the motor is mounted in the motor seat, and an output shaft of the motor passes through the two blades and is connected to the bearing.

4. The air purifying humidifier of claim 3, wherein both of said fan blades are centrifugal fan blades; and/or the two fan blades are arranged along the axial direction in a staggered manner; and/or a partition plate is arranged between the two fan blades.

5. The air purification humidifier of claim 1, wherein the first air inlet and the second air inlet are respectively provided with a first air inlet grille and a second air inlet grille.

6. The air purification humidifier according to any one of claims 1-5, wherein the base includes a base, a lifting portion, and a support portion, the base is connected to the support portion through the lifting portion, and the support portion is connected to the purification and humidification unit.

7. The air purification humidifier according to claim 6, wherein the support portion includes a body connected to the elevating portion and a plurality of support ribs connected to a lower end of the housing.

8. The air purification humidifier according to claim 7, wherein an electronic control box is arranged on the body, an electronic control assembly is installed in the electronic control box, and the cross-sectional area of the electronic control box is gradually reduced from bottom to top along the axial direction.

9. The air purifying humidifier according to claim 6, wherein the elevating portion is a hydraulic elevating mechanism; and/or the bottom surface of the base is provided with a plurality of rolling members.