CN215637834U - Device for air purification - Google Patents

Abstract

The application relates to the technical field of air purification equipment, and discloses a device for air purification. The device for air purification comprises: the box body is provided with a purification channel, an air inlet and an air outlet; the water tank assembly is arranged in the purification channel, an annular purification cavity is defined between the outer wall surface of the water tank assembly and the inner side wall of the purification channel, and the air inlet and the air outlet are both communicated with the annular purification cavity; a water mist generator in communication with the annular purification chamber, the water mist generator adapted to form a water mist for mixing with air to purify the air. Adopt this optional embodiment, the outer wall of water tank set spare and the inside wall of purifying channel enclose out annular purification chamber, and the air passes through air intake and air outlet and purifies the intracavity circulation at the annular, and water smoke generator purifies the chamber intercommunication with the annular, purifies the air of annular purification intracavity through the water smoke that forms, and water smoke still can carry out the humidification to the air at air-purifying's in-process.

Description

Device for air purification

Technical Field

The present application relates to the technical field of air purification devices, for example to a device for air purification.

Background

At present, the main function of the air purifier is to remove particulate matters in the air, including allergens, indoor PM2.5 and the like, and the air purification by using the air purifier is one of internationally recognized methods for improving the indoor air quality.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

most of the air purifier products on the market are in a form of filter screen interception. Because the filter screen (HEPA and the like) structure required for removing PM 2.5-level fine suspended particles is very fine, the wind resistance is very large, the air output of the air purifier is limited, and the power consumption is high. In addition, fine filter screens such as HEPA and the like are easy to block after dust is captured, cannot be cleaned and need to be replaced periodically, so that the use cost of a user is increased; in addition, most air purifiers can only purify air without humidification, and the product has a single function.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a device for air purification, which aims to solve the problem of how to purify air through water mist and humidify the air.

In some embodiments, the means for air purification comprises: the box body is provided with a purification channel, an air inlet and an air outlet; the water tank assembly comprises a water tank, the water tank assembly is arranged in the purification channel, an annular purification cavity is defined between the outer wall surface of the water tank assembly and the inner side wall of the purification channel, and the air inlet and the air outlet are both communicated with the annular purification cavity; and the water inlet end of the water mist generator is communicated with the water tank, and the water outlet end of the water mist generator is communicated with the annular purification cavity so as to atomize water in the water tank to form water mist which is mixed with air to purify the air.

Optionally, the number of the air inlets is multiple, and the multiple air inlets are arranged along the circumferential direction of the box body at intervals.

Optionally, the water mist generator includes atomizing heads, the number is greater than or equal to the number of air intake, each air intake department is equipped with at least one atomizing head, atomizing head is suitable for forming the water mist that is used for air-purifying.

Optionally, the device for air purification further comprises a first controller connected with a plurality of the atomizing heads for individually controlling the operation of each atomizing head.

Optionally, the water tank assembly further comprises: the support is arranged in the purification channel and is annular, and the water tank is arranged on the inner side of the support.

Optionally, the device for air purification still includes the baffle, is located annular purification intracavity, and is located the water mist generator with between the air outlet, the baffle with the outer wall of water tank set spare is equipped with the space that supplies air and water mist passes through and/or the baffle with the inside wall of purifying channel is equipped with the space that supplies air and water mist passes through, the baffle is along the annular structure that the circumference in annular purification chamber extends.

Optionally, the baffle comprises: the first baffle is arranged on the outer wall surface of the water tank assembly; the second baffle is arranged on the inner side wall of the purification channel; the first baffle and the second baffle are arranged at intervals along the direction from the water mist generator to the air outlet.

Optionally, the device for air purification further includes a demisting module, which is disposed in the annular purification cavity, through which the air purified by the water mist flows to the air outlet, and the demisting module is configured to eliminate the water mist remaining in the purified air.

Optionally, the device for air purification further comprises a blower, which is communicated with the annular purification cavity and used for driving air and water mist to flow along the annular purification cavity.

Optionally, the device for air purification further includes a second controller, connected to both the fan and the water mist generator, for controlling the operation of the fan and the water mist generator respectively.

The device for air purification that this disclosed embodiment provided can realize following technological effect:

the outer wall of water tank set spare and the inside wall of purifying channel enclose out annular and purify the chamber, and the air passes through air intake and air outlet and purifies the intracavity circulation at the annular, and water smoke generator purifies the air of annular purification intracavity with annular purification chamber intercommunication through the water smoke that forms, and water smoke still can carry out the humidification to the air at air-purifying's in-process.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

FIG. 1 is a schematic structural diagram of an apparatus for air purification provided by an embodiment of the present disclosure;

fig. 2 is a schematic cross-sectional view along the direction a-a of an apparatus for air purification according to an embodiment of the present disclosure.

Reference numerals:

10. a box body; 11. a purge channel; 12. an annular purge chamber; 13. an air inlet; 14. an air outlet; 20. a water mist generator; 21. an atomizing head; 30. a water tank assembly; 31. a support; 32. a water tank; 40. a baffle plate; 41. a first baffle plate; 42. a second baffle; 50. a demisting module; 60. a fan.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

The disclosed example provides a device for purifying air, so as to solve the problem of how to purify air and humidify air through water mist.

Fig. 1 and 2 show an alternative embodiment of the device for air purification.

In some embodiments, the apparatus for air purification includes a case 10, a water tank assembly 30, and a water mist generator 20. The box body 10 is provided with a purification channel 11, an air inlet 13 and an air outlet 14; the water tank assembly 30 comprises a water tank 32 and a support 31 for supporting the water tank 32, the support 31 is arranged in the purification channel 11, an annular purification cavity 12 is defined between the outer wall surface of the support 31 and the inner side wall of the purification channel 11, and the air inlet 13 and the air outlet 14 are both communicated with the annular purification cavity 12; the water inlet end of the water mist generator 20 is communicated with the water tank 32, and the water outlet end of the water mist generator 20 is communicated with the annular purifying cavity 12, so that water in the water tank 32 is atomized to form water mist which is mixed with air to purify the air.

Adopt this optional embodiment, the outer wall of water tank set spare 30 and the inside wall of purifying channel 11 enclose out annular purification chamber 12, and the air circulates in annular purification chamber 12 through the air intake 13 and the air outlet 14 of box 10, and water smoke generator 20 and annular purification chamber 12 intercommunication purify the air in the annular purification chamber 12 through the water smoke that forms, and water smoke still can carry out the humidification to the air at air-purifying's in-process, brings more comfortable experience for the user.

In some embodiments, the number of the air inlets 13 is multiple, and the multiple air inlets 13 are arranged at intervals along the circumference of the box 10.

With this alternative embodiment, the plurality of air inlets 13 are circumferentially disposed along the case 10, and the plurality of air inlets 13 are all communicated with the annular purification chamber 12, that is, the plurality of air inlets 13 are spaced apart from the side wall of the annular purification chamber 12 and are communicated with the annular purification chamber 12, and the plurality of air inlets 13 increase the air intake volume of the device for air purification, thereby improving the efficiency of air purification.

In some embodiments, the water mist generator 20 comprises atomizing heads 21, the number of the atomizing heads 21 is greater than or equal to the number of the air inlets 13, at least one atomizing head 21 is provided at each air inlet 13, and the atomizing heads 21 are adapted to form water mist for purifying air.

By adopting the optional embodiment, the atomizing head 21 is arranged at the air inlet 13, the water mist is formed at the atomizing head 21, and the air is immediately combined with the water mist when entering the annular purification cavity 12 and then flows through the purification cavity together after being combined and flows out from the air outlet 14, so that the time for mixing the pollutants in the air and the water mist is prolonged, the probability of collision between the pollutants in the air and the water mist is increased, and the air purification capacity of the device for air purification is improved.

Optionally, the apparatus for air purification further comprises a first controller, connected to each of the plurality of atomizing heads 21, for individually controlling the operation of each atomizing head 21, including the opening, closing and opening power of each atomizing head 21.

With this alternative embodiment, the number of operations of the atomizing heads 21 can be selected according to the degree of indoor air pollution to reduce resource waste.

In a specific embodiment, the device for air purification further comprises an air detection device for detecting the amount of pollutants in the air, and the air detection device is connected with the first controller.

With this alternative embodiment, the first controller sets the number of working atomising heads 21 and the position of the working atomising heads 21 according to the amount of contaminants in the air detected by the air detection means. When the amount of pollutants in the air is small, part of the atomizing head 21 works; when the amount of pollutants in the air is large, all the atomizing heads 21 work; wherein, the air that every air intake 13 got into all has water smoke and air to mix.

In another embodiment, the device for purifying air further comprises an atomizing head 21 switch, and the atomizing head 21 switch is connected with the plurality of atomizing heads 21 and used for setting the number of the working atomizing heads 21 and the positions of the working atomizing heads 21.

With this alternative embodiment, the user sets the number of working atomising heads 21 and the position of the working atomising heads 21 by pressing a switch.

In some embodiments, the water tank assembly 30 further includes a bracket 31, the bracket 31 is disposed in the purifying channel 11, the bracket 31 is annular, and the bracket 31 is used for supporting the water tank 32, the water tank 32 is disposed inside the bracket 31, in other words, the bracket 31 is sleeved outside the water tank 32.

Support 31 includes spring ejector pin, and support 31 is located to water tank 32, and water tank 32 includes the water tank lid, and the inside spring structure that is of water tank lid, spring structure and spring ejector pin are corresponding, and the water in the water tank 32 flows into annular purification chamber 12 bottoms through the water tank lid, and atomizing head 21 and annular purification chamber 12 bottoms intercommunication, and atomizing head 21 atomizes the water that annular purification chamber 12 bottoms.

With the optional embodiment, after the water tank 32 is placed in the bracket 31, the spring ejector rod jacks up the water tank cover, water in the water tank 32 flows to the bottom of the annular purification cavity 12, and after the water flows out and reaches a preset water level line, the water automatically stops flowing out due to the liquid seal effect, so that the liquid level is maintained at the same height.

Alternatively, the water tank 32 may be detachably provided inside the bracket 31.

With this alternative embodiment, it is convenient to add water to the water tank 32 and to clean the water tank 32.

In some optional embodiments, the apparatus for air purification further includes a baffle 40, the baffle 40 is located in the annular purification chamber 12 and located between the water mist generator 20 and the air outlet 14, a space for passing air and water mist is provided between the baffle 40 and the outer wall surface of the bracket 31 and/or a space for passing air and water mist is provided between the baffle 40 and the inner side wall of the purification channel 11, and the baffle 40 is in an annular structure extending along the circumferential direction of the annular purification chamber 12.

Adopt this optional embodiment, air and water smoke collide with baffle 40 when through baffle 40, and air and water smoke form the vortex after colliding baffle 40, and pollutant and water smoke intensive mixing in the air collide, and the pollutant is caught by slight water smoke, and water smoke can condense into the water droplet fast through mixing each other, collision, and the water droplet flows downwards along baffle 40, the inside wall of purifying channel 11 and the outer wall surface of support 31, finally returns annular purification chamber 12 bottom.

Alternatively, the holder 31 may be detachably provided to the purification passage 11 and the baffle 40 may be detachably provided to the annular purification chamber 12.

With this alternative embodiment, it is convenient to clean the bracket 31 and the baffle 40, keeping the device for purifying air clean, and increasing the service life.

Optionally, the baffle 40 includes a first baffle 41 and a second baffle 42, the first baffle 41 is disposed on an outer wall surface of the bracket 31, the second baffle 42 is disposed on an inner side wall of the purification channel 11, wherein the first baffle 41 and the second baffle 42 are spaced apart from each other in a direction from the water mist generator 20 to the air outlet 14.

The number of the first baffles 41 is multiple, the number of the second baffles 42 is the same as the number of the first baffles 41, or the number of the second baffles 42 is one more than the number of the first baffles 41, or the number of the second baffles 42 is one less than the number of the first baffles 41, and the multiple first baffles 41 and the multiple second baffles 42 are arranged at intervals along the direction from the water mist generator 20 to the air outlet 14.

Adopt this optional embodiment, air and water smoke are the S type flow between first baffle 41 and second baffle 42, the flow path of air and water smoke has been increased, be convenient for air and water smoke fully function, air and water smoke form the vortex after colliding baffle 40, pollutant and water smoke intensive mixing in the air, the collision, the pollutant is caught by fine water smoke, water smoke is through mixing each other, the collision can condense into the water droplet fast, the water droplet is along baffle 40, the inside wall of purifying channel 11 and the outer wall of support 31 downward flow, finally return annular purification chamber 12 bottom, a plurality of baffles 40 are located in annular purification chamber 12, can make air and water smoke form vortex many times, make water smoke catch more pollutants, improve the purification ability of the device that is used for air purification.

The water mist generator 20 comprises an atomizing head 21, the atomizing head 21 atomizes water into water mist, the water mist is mixed with pollutants in the air and collides, the pollutants are captured by fine water mist, the water mist can be condensed into water drops rapidly through mutual mixing and collision, the water drops flow downwards along the inner side wall of the baffle 40 and the purification channel 11 and the outer wall surface of the support 31, and finally return to the bottom of the annular purification cavity 12 to be atomized by the atomizing head 21.

With this alternative embodiment, the water at the bottom of the annular purification chamber 12 can be recycled, making the process of purifying air economical, safe and environmentally friendly.

Optionally, the atomizing head 21 is provided with a water inlet, and the atomizing head 21 includes a filter screen detachably provided at the water inlet.

Adopt this optional embodiment, filter screen detachably locates water inlet department for filter the pollutant impurity of the aquatic of annular purification chamber 12 bottom, prevent that the pollutant from blockking up atomising head 21, improve atomising head 21 life. The filter screen detachably sets up, can conveniently clear up the filter screen, makes easy operation.

In some optional embodiments, the apparatus for air purification further includes a demisting module 50, the demisting module 50 is disposed in the annular purification chamber 12, the water mist purified air flows to the air outlet 14 through the demisting module 50, and the demisting module 50 is configured to remove residual water mist in the purified air.

With this alternative embodiment, the defogging module 50 can remove excess water fog in the purified air, maintain a suitable humidity of the air, and bring a more comfortable experience to the user.

Defogging module 50 includes defogging dish and motor, and the motor is connected with the defogging dish, and the motor drives the defogging dish and rotates, and when air and water smoke process pivoted defogging dish, water smoke struck to the defogging dish on, between water smoke and the water smoke, the water droplet is condensed into in the mutual collision between water smoke and the defogging dish, and under centrifugal action, the water droplet is got rid of to purifying channel 11's inside wall, along purifying channel 11's inside wall flow direction annular purification chamber 12 bottom.

Optionally, the demister module 50 is removably disposed within the annular cleaning chamber 12, and the demister disc is removably coupled to the motor.

With this alternative embodiment, it is convenient to clean the defogging module 50, keeping the device for purifying air clean, and increasing the service life.

As shown in fig. 2, the direction indicated by the arrow in the apparatus for air purification is the air and mist flow direction, and the direction indicated by the arrow outside the apparatus for air purification is the air flow direction. Air passes through in air intake 13 gets into purification channel 11, air intake 13 department is located to atomising head 21, the air mixes the back with the water smoke that atomising head 21 formed, flow to annular purification chamber 12 jointly, air and water smoke collide with second baffle 42 earlier, form the vortex below second baffle 42, pollutant and water smoke in the air this moment mix, the collision, the pollutant is caught by slight water smoke, water smoke is through the intermixing, the collision can be condensed into the water droplet fast, the water droplet flows down along purification channel 11's inside wall, finally return annular purification chamber 12 bottom.

Then, the air and the water mist bypass the second baffle plate 42 to continue to move upwards to collide with the first baffle plate 41, the air and the water mist form a vortex below the first baffle plate 41, at the moment, the residual pollutants in the air are mixed and collided with the water mist, the residual pollutants are captured by the fine water mist, the water mist is rapidly condensed into water drops after being mixed and collided with each other, part of the water drops flow downwards along the outer wall surface of the bracket 31, the other part of the water drops drop on the second baffle plate 42, and all the water drops finally return to the bottom of the annular purification cavity 12.

Air and water smoke bypass first baffle 41 and continue upward movement, collide with second baffle 42, form the vortex below second baffle 42, remaining pollutant in the air mixes with water smoke, the collision, remaining pollutant is caught by slight water smoke, water smoke is through the intermixing, the collision can be condensed into the water droplet fast, the water droplet is along the inside wall that purifies passageway 11, first baffle 41 and second baffle 42 flow down, finally return annular purification chamber 12 bottom, through the air and the manifold mixing of water smoke, the pollutant is caught by slight water smoke many times, can realize the purification to the air.

After purifying the completion to the air, still there is unnecessary water smoke in the air, water smoke flows forward with the air jointly, when through defogging module 50, defogging module 50 includes defogging dish and motor, the motor is connected with the defogging dish, and the motor drives the defogging dish and rotates, when air and water smoke process pivoted defogging dish, water smoke is strikeed on the defogging dish, between water smoke and the water smoke, collision each other condenses into the water droplet between water smoke and the defogging dish, under centrifugal action, the water droplet is got rid of to purification channel 11's inside wall, along purification channel 11's inside wall flow direction annular purification chamber 12 bottom, thereby get rid of unnecessary water smoke in the air, last air is discharged from air outlet 14, give the more comfortable experience of user.

In some embodiments, the apparatus for air decontamination further comprises a blower 60 in communication with the annular decontamination chamber 12 for driving air and water mist along the annular decontamination chamber 12.

The blower 60 may be disposed in the box 10 at the air inlet 13 or the air outlet 14, and the blower 60 may also be disposed in the purifying channel 11.

Adopt this optional embodiment, fan 60 drive air and water smoke flow along annular purification chamber 12 to drive water smoke with extremely fast speed and air mixing, collide each other, collide with baffle 40, with the inside wall of purifying channel 11, collide with the outer wall of support 31 and with the defogging dish, at this moment, the water smoke granule can condense into the water droplet fast, the water droplet flows downwards along baffle 40, the inside wall of purifying channel 11 and the outer wall of support 31, finally returns annular purification chamber 12 bottom.

In some embodiments, the apparatus for air purification further comprises a second controller connected to both the blower 60 and the water mist generator 20 for controlling the operation of the blower 60 and the water mist generator 20, respectively.

With this alternative embodiment, the second controller may control the operation of the fan 60 and the water mist generator 20, respectively, to set the device for purifying air to a plurality of different operating modes.

For example, the second controller controls the fan 60 to operate alone, and the device for air purification is in the air supply mode; the second controller controls the water mist generator 20 and the blower 60 to work together, and the device for air purification is in a purification and humidification mode.

Optionally, the second controller is further connected to the defogging module 50, and the second controller controls the fan 60 and the defogging module 50 to work together, where the device for air purification is in the dehumidification mode, and controls the water mist generator 20, the fan 60 and the defogging module 50 to work together, where the device for air purification is in the purification mode.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An apparatus for air purification, comprising:

the box body (10) is provided with a purification channel (11), an air inlet (13) and an air outlet (14);

the water tank assembly (30) comprises a water tank (32), the water tank assembly (30) is arranged in the purification channel (11), an annular purification cavity (12) is defined between the outer wall surface of the water tank assembly (30) and the inner side wall of the purification channel (11), and the air inlet (13) and the air outlet (14) are both communicated with the annular purification cavity (12);

the water inlet end of the water mist generator (20) is communicated with the water tank (32), and the water outlet end of the water mist generator (20) is communicated with the annular purification cavity (12) so as to atomize water in the water tank (32) to form water mist which is mixed with air to purify the air.

2. The device for air purification according to claim 1, wherein the number of the air inlets (13) is plural, and the plural air inlets (13) are arranged at intervals along the circumferential direction of the box body (10).

3. Device for air purification according to claim 2, characterized in that said water mist generator (20) comprises:

the number of the atomizing heads (21) is larger than or equal to that of the air inlets (13), at least one atomizing head (21) is arranged at each air inlet (13), and the atomizing heads (21) are suitable for forming water mist for purifying air.

4. The device for air purification according to claim 3, further comprising:

and the first controller is connected with a plurality of atomizing heads (21) and is used for independently controlling the work of each atomizing head (21).

5. The device for air purification according to claim 1, wherein the water tank assembly (30) further comprises:

the support (31) is arranged in the purification channel (11), the support (31) is annular, and the water tank (32) is arranged on the inner side of the support (31).

6. The device for air purification according to claim 1, further comprising:

baffle (40), be located in annular purification chamber (12), and be located water mist generator (20) with between air outlet (14), baffle (40) with the outer wall of water tank set spare (30) is equipped with the space that supplies the air with water smoke passes through and/or baffle (40) with the inside wall of purifying channel (11) is equipped with the space that supplies the air with water smoke passes through, baffle (40) are the edge the annular structure of the circumference extension in annular purification chamber (12).

7. Device for air purification according to claim 6, characterized in that said baffle (40) comprises:

a first baffle plate (41) arranged on the outer wall surface of the water tank assembly (30);

a second baffle plate (42) arranged on the inner side wall of the purification channel (11);

the first baffle (41) and the second baffle (42) are arranged at intervals along the direction from the water mist generator (20) to the air outlet (14).

8. The device for air purification according to claim 1, further comprising:

the demisting module (50) is arranged in the annular purification cavity (12), air purified by the water mist flows to the air outlet (14) through the demisting module (50), and the demisting module (50) is used for eliminating residual water mist in the purified air.

9. The apparatus for air purification according to any one of claims 1 to 8, further comprising:

and the fan (60) is communicated with the annular purification cavity (12) and is used for driving air and water mist to flow along the annular purification cavity (12).

10. The device for air purification according to claim 9, further comprising:

and the second controller is connected with the fan (60) and the water mist generator (20) and is used for respectively controlling the fan (60) and the water mist generator (20) to work.

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