CN216845034U

CN216845034U - Air purifier

Info

Publication number: CN216845034U
Application number: CN202220194597.8U
Authority: CN
Inventors: 史瑞斌; 万书华
Original assignee: Airmate Electrical Shenzhen Co Ltd
Current assignee: Airmate Electrical Shenzhen Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-28
Anticipated expiration: 2032-01-21

Abstract

The application provides an air purifier, it includes: the lower and upper sides of the shell are respectively provided with an air inlet and an air outlet; the fan is arranged in the shell and positioned between the air inlet and the air outlet, and a sound absorption structure is arranged between the fan and the inner side wall of the shell; the first filtering structure is arranged inside the shell and is positioned between the air inlet and the fan; the second filtering structure is arranged inside the shell and is positioned between the fan and the air outlet; the fan operates, external air can be sucked into the shell from the air inlet and is released from the air outlet, the air can be preliminarily filtered when passing through the first filtering structure so as to filter dust and the like attached to the air, and the air can be further filtered when passing through the second filtering structure so as to ensure that the released air is clean; inhale sound structure and can absorb the produced noise when fan operation to reduce the volume of this noise, improve this air purifier's user experience with this realization.

Description

Air purifier

Technical Field

The application relates to the technical field of air purification, especially, relate to an air purifier with function of making an uproar is fallen.

Background

The air purifier is a product capable of adsorbing, decomposing or converting various pollutants in air and improving the cleanliness of indoor air, and at the present stage, the air purifier is a passive air purifier which is highlighted and represented, mainly comprises a motor, a fan, an air filter screen and the like, and the working principle is as follows: the motor and the fan can drive indoor air to flow and filter the air through the air filter screen, and the filtered air can be released back to the indoor space, so that indoor air circulation is realized; at present, the passive air purifier adopts a high-speed fan, and the high-speed fan can generate larger noise when in operation, so that the user experience can be reduced.

Disclosure of Invention

An object of this application is to provide an air purifier, the air purifier of this application can realize reducing the noise that the fan produced when moving to improve user experience, also can keep the quiet of indoor environment when air-purifying.

To this end, the embodiment of this application provides an air purifier, and it includes: the lower and upper sides of the shell are respectively provided with an air inlet and an air outlet; the fan is arranged inside the shell and positioned between the air inlet and the air outlet, and a sound absorption structure is arranged between the fan and the inner side wall of the shell; the first filtering structure is arranged inside the shell and is positioned between the air inlet and the fan; and the second filtering structure is arranged in the shell and is positioned between the fan and the air outlet.

In some possible implementations, the sound absorbing structure includes at least one of sound absorbing cotton, foam, and sound absorbing board.

In some possible implementation manners, the first filtering structure includes a first filtering screen frame and a first filtering screen, the first filtering screen frame is disposed between the air inlet and the fan, and the first filtering screen is disposed inside the first filtering screen frame; the second filtering structure comprises a second filtering screen frame and a second filtering screen, the second filtering screen frame is arranged between the fan and the air outlet, and the second filtering screen is arranged inside the second filtering screen frame.

In some possible implementations, the material of the first screen and/or the second screen includes a non-woven fabric.

In some possible implementations, activated carbon is disposed within the first screen and/or the second screen.

In some possible implementations, the second filtering structure includes two second filtering nets, and the two second filtering nets are stacked up and down.

In some possible implementation manners, the fan includes a fan shell and a fan main body arranged inside the fan shell, and the sound absorption structure is arranged between an outer side wall of the fan shell and an inner side wall of the outer shell.

In some possible implementation manners, the fan casing includes a fan casing and an air duct casing disposed inside the fan casing, the sound absorbing structure is disposed between an outer side wall of the fan casing and an inner side wall of the casing, and the fan main body is disposed inside the air duct casing.

In some possible implementations, the housing includes a base, an upper cover, and a side plate enclosed between the base and the upper cover, the air inlet is disposed on the base, and the air outlet is disposed on the upper cover.

In some possible implementation modes, the bottom of the base is also provided with universal wheels.

The application provides an air purifier, compares with prior art, its beneficial effect lies in:

the fan operates, external air can be sucked into the shell from the air inlet and is released from the air outlet, the air can be preliminarily filtered when passing through the first filtering structure so as to filter dust and the like attached to the air, and the air can be further filtered when passing through the second filtering structure so as to ensure that the released air is clean; inhale sound structure and can absorb the produced noise when fan operation to reduce the volume of this noise, improve this air purifier's user experience with this realization.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts. In addition, in the drawings, like parts are denoted by like reference numerals, and the drawings are not drawn to actual scale.

FIG. 1 is an exploded view of an air purifier of the present application;

FIG. 2 is a schematic illustration of the air suction and air discharge of an air purifier of the present application;

FIG. 3 is a schematic cross-sectional view of an air purifier of the present application;

description of reference numerals:

1. a housing; 11. an air inlet; 12. an air outlet; 13. a base; 14. an upper cover; 15. a side plate; 16. a universal wheel; 2. a fan; 21. a fan housing; 211. a fan housing; 212. an air duct shell; 22. a fan main body; 23. mounting a plate; 3. a sound absorbing structure; 4. a first filter structure; 41. a first screen frame; 42. a first filter screen; 5. a second filter structure; 51. a second screen frame; 52. a second filter screen; 53. and a baffle plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1-3, the present application proposes an air purifier, including: the air conditioner comprises a shell 1, wherein an air inlet 11 and an air outlet 12 are respectively arranged at the lower side and the upper side of the shell; the fan 2 is arranged inside the shell 1 and positioned between the air inlet 11 and the air outlet 12, and the sound absorption structure 3 is arranged between the shell of the fan 2 and the inner side wall of the shell 1; the first filtering structure 4 is arranged inside the shell 1 and is positioned between the air inlet 11 and the fan 2; and the second filtering structure 5 is arranged inside the shell 1 and is positioned between the fan 2 and the air outlet 12.

Based on the above technical solution, the fan 2 operates to suck the outside air into the housing 1 from the air inlet 11 and release the air from the air outlet 12, the air is primarily filtered when passing through the first filtering structure 4 to filter the dust and the like attached to the air, and the air is further filtered when passing through the second filtering structure 5 to ensure that the released air is clean; the sound absorption structure 3 can absorb the noise generated when the fan 2 operates so as to reduce the volume of the noise; the air purifier can guarantee the purifying effect of air, does not generate large noise, does not make a customer feel uncomfortable, and can guarantee the comfort level of customer use.

The air purifier of this application adopts the mode of lower part air inlet, upper portion air-out, can inhale 1 inside and purify of shell with indoor air more comprehensively to can breathe by the user at first when the air after the purification releases.

In some embodiments, the sound-absorbing structure 3 includes at least one of sound-absorbing cotton, foam, and sound-absorbing plate, there are many pores with different inner diameters between cotton threads of the sound-absorbing cotton and between particles of the foam, the fan 2 generates sound during operation, and the sound will rub against the pore walls of the pores and generate heat when passing through the pores, so that the energy of the sound is converted into heat energy and finally dissipated gradually, and the sound energy transmitted out is little and the volume of the sound is little, thereby realizing the reduction of the volume of the sound, so that the volume of the sound will not cause discomfort of human ears; the sound absorption cotton and the foam are filled between the shell of the fan 2 and the inner side wall of the shell 1, so that the air flow in the shell 1 is not influenced; sound absorption holes are also formed in the sound absorption plate, and sound energy can also be rubbed with the hole walls of the sound absorption holes when passing through the sound absorption holes, converted into heat energy and finally dissipated so as to reduce the sound energy transmitted out and reduce the volume of the sound; the application's abatvoix includes wooden abatvoix, cloth art abatvoix etc. and the abatvoix can adopt prior art to arrange between fan 2 and shell 1, and here is just no longer described any more.

In some embodiments, the first filtering structure 4 includes a first filtering screen frame 41 and a first filtering screen 42, the first filtering screen frame 41 is disposed between the air inlet 11 and the fan 2, and the first filtering screen 42 is disposed inside the first filtering screen frame 41; the second filtering structure 5 comprises a second filtering screen frame 51 and a second filtering screen 52, the second filtering screen frame 51 is arranged between the fan 2 and the air outlet 12, the second filtering screen 52 is arranged inside the second filtering screen frame 51, and the first filtering screen frame 41 can fix the first filtering screen 42 between the air inlet 11 and the fan 2, so that the first filtering screen 42 cannot cause position deviation due to wind force, the first filtering screen 42 can well play a filtering role, dust and other pollutants in the air can be primarily filtered, and the dust and other pollutants are prevented from being accumulated inside the fan blades of the fan 2 or the shell 1 to pollute the fan blades of the fan 2 and the environment inside the shell 1; the second filter screen frame 51 can fix the second filter screen 52 between the fan 2 and the air outlet 12, so that the second filter screen 52 does not cause position deviation of the second filter screen 52 due to wind force, so as to ensure that the second filter screen 52 can further filter air, and ensure that the air flowing out of the air outlet 12 is clean; specifically, the material of the first filter screen 42 and/or the second filter screen 52 includes a nonwoven fabric, the nonwoven fabric of the present application includes a melt blown nonwoven fabric, a spunlace nonwoven fabric, an anti-sticking nonwoven fabric, etc., wherein the fiber diameter of the melt blown nonwoven fabric is between 0.5 μm and 1.0 μm, and particles with a diameter of 2.5 μm or more can be filtered; and a plurality of pores are formed among the fibers of the melt-blown non-woven fabric, and air can pass through the pores without being blocked, namely, the melt-blown non-woven fabric does not influence the flow of the air in the shell 1; in addition, the fibers of the melt-blown non-woven fabric are electret fibers with polarized charges, so that floating particles with charges in the air can be adsorbed, and floating particles without charges in the air can be polarized under the action of an electric field of the electret fibers and are finally adsorbed by the electret fibers; further, the first filter screen 42 and/or the second filter screen 52 of the present application may also include a metal mesh and a cotton ball, the cotton ball is filled in the mesh position of the metal mesh, the fiber particles of the cotton ball are relatively large, and accordingly, the inner diameter of the pores formed between the fibers is relatively large, in order to ensure the filtering effect, activated carbon is arranged in the first filter screen 42 and/or the second filter screen 52, and the activated carbon has a strong adsorption capacity, so that when air passes through, dust particles in the air can be well adsorbed, thereby achieving the filtering effect.

In some embodiments, the second filtering structure 5 includes two second filters 52, the two second filters 52 are stacked up and down, and the two second filters 52 can further improve the filtering effect on the air to further ensure that the air coming out of the air outlet 12 is clean; a baffle 53 is provided inside the second screen frame 51 to separate the two second screens 52 and to support the second screen 52 positioned above.

In some embodiments, the fan 2 includes a fan case 21 and a fan main body 22 disposed inside the fan case 21, and the sound absorption structure 3 is disposed between an outer side wall of the fan case 21 and an inner side wall of the outer case 1; further, fan shell 21 includes fan shell 211 and locates the inside wind channel shell 212 of fan shell 211, is equipped with sound absorbing structure 3 between the lateral wall of fan shell 211 and the inside wall of shell 1, and inside fan main part 22 located wind channel shell 212, left the space between fan shell 211 and the wind channel shell 212, sound when propagating, can reach sound absorbing structure 3 along this space to be absorbed by sound absorbing structure 3, sound when passing this space, can lose some energy, also can realize simply falling the noise.

Specifically, the fan main body 22 is connected to the air duct shell 212 through a mounting plate 23, and the mounting plate 23 is provided with a plurality of grills, which can absorb the vibration generated during the operation of the fan main body 22, so that the fan main body 22 can stably operate in the air duct shell 212, thereby ensuring that the housing 1 does not vibrate.

In some embodiments, the housing 1 includes a base 13, an upper cover 14 and a side plate 15 enclosed between the base 13 and the upper cover 14, the air inlet 11 is disposed on the base 13, the air outlet 12 is disposed on the upper cover 14, and the air inlet 11 is disposed on two opposite sides of the base 13, so as to achieve uniform suction of indoor air into the interior of the housing 1; the upper cover 14 is symmetrically provided with 4 air outlets 12, so that clean air can be uniformly released back into the room, and all corners of the room can be fully filled with the clean air.

In some embodiments, the bottom of the base 13 is also provided with universal wheels 16 to facilitate moving the present air purifier to a suitable location indoors.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes the meaning of "on something" with intervening features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above something" or "above" but also includes the meaning of "above something" or "above" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An air purifier, comprising:

the lower and upper sides of the shell are respectively provided with an air inlet and an air outlet;

the fan is arranged inside the shell and positioned between the air inlet and the air outlet, and a sound absorption structure is arranged between the fan and the inner side wall of the shell;

the first filtering structure is arranged inside the shell and is positioned between the air inlet and the fan;

and the second filtering structure is arranged in the shell and is positioned between the fan and the air outlet.

2. The air cleaner of claim 1, wherein the sound absorbing structure comprises at least one of sound absorbing cotton, foam, and sound absorbing panels.

3. The air purifier of claim 1, wherein the first filter structure comprises a first filter frame and a first filter screen, the first filter frame is disposed between the air inlet and the fan, and the first filter screen is disposed inside the first filter frame;

the second filtering structure comprises a second filtering screen frame and a second filtering screen, the second filtering screen frame is arranged between the fan and the air outlet, and the second filtering screen is arranged inside the second filtering screen frame.

4. The air purifier of claim 3, wherein the first and/or second filter mesh comprises a non-woven fabric.

5. The air purifier of claim 3, wherein activated carbon is disposed within the first screen and/or the second screen.

6. The air cleaner of claim 3, wherein the second filter structure includes two of the second filter screens, the two second filter screens being stacked one on top of the other.

7. The air cleaner of claim 1, wherein the blower includes a blower housing and a blower body disposed inside the blower housing, the sound absorbing structure being disposed between an outer sidewall of the blower housing and an inner sidewall of the outer housing.

8. The air purifier of claim 7, wherein the fan housing comprises a fan housing and an air duct housing disposed inside the fan housing, the sound absorbing structure is disposed between an outer side wall of the fan housing and an inner side wall of the housing, and the fan body is disposed inside the air duct housing.

9. The air purifier of claim 1, wherein the housing comprises a base, an upper cover, and a side plate enclosed between the base and the upper cover, the air inlet is disposed on the base, and the air outlet is disposed on the upper cover.

10. The air purifier of claim 9, wherein the bottom of the base is further provided with universal wheels.