CN217209576U - Filter equipment, new trend structure and air conditioner - Google Patents

Abstract

The utility model provides a filter equipment, new trend structure and air conditioner, filter equipment includes: the shell is provided with an air inlet, an air outlet and an accommodating cavity, and the air inlet is communicated with the accommodating cavity; the shielding parts are arranged in the accommodating cavity and surround the preset axis, and the shielding parts surround the air cavity and are rotatably arranged around the preset axis so as to enable one shielding part of the shielding parts to be arranged opposite to the air inlet; the air outlet is communicated with the air cavity; the shielding parts comprise more than two shielding parts, one shielding part in the shielding parts is an air door, the other shielding parts except the air door in the shielding parts are filter screens, and the filter screens comprise at least two filter-grade filter screens; or, a plurality of shielding parts are filter screens, and a plurality of shielding parts comprise filter screens of at least two filter levels. The utility model provides a filter equipment can solve the relatively poor problem of filter equipment's that the new fan among the prior art used flexibility.

Description

Filter equipment, new trend structure and air conditioner

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to a filter equipment, new trend structure and air conditioner.

Background

The fresh air machine is a device for introducing fresh outdoor air into a room.

Outdoor air is introduced into a room and is filtered to obtain relatively clean air, and a filter screen with a higher filtering grade is required to be used for filtering the environment with relatively serious air pollution so as to meet the use requirement; and the use requirements can be met by using a filter screen with a common filter grade in the environment with light air pollution.

In the prior art, a filter structure in a fresh air machine is generally provided with a filter screen of one grade, namely, the filter structure only has one filter effect; when the air purifier is in an environment with light air pollution, the filter screen with higher filtering grade is used for filtering, which obviously causes waste and influences the air volume; when the filter screen is in an environment with serious air pollution, the filter screen with lower filtering grade can not achieve the required filtering effect.

It can be seen that the filter device used by the fresh air machine in the prior art has poor flexibility.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a filter equipment, new trend structure and air conditioner to solve the relatively poor problem of filter equipment's that the new fan among the prior art used flexibility.

In order to achieve the above object, according to an aspect of the present invention, there is provided a filter device including: the shell is provided with an air inlet, an air outlet and an accommodating cavity, and the air inlet is communicated with the accommodating cavity; the shielding parts are arranged in the accommodating cavity and surround the preset axis, and the shielding parts surround the air cavity and are rotatably arranged around the preset axis so as to enable one shielding part of the shielding parts to be arranged opposite to the air inlet; the air outlet is communicated with the air cavity; the shielding parts comprise more than two shielding parts, one shielding part in the shielding parts is an air door, the other shielding parts except the air door in the shielding parts are filter screens, and the filter screens comprise at least two filter-grade filter screens; or, a plurality of shielding parts are filter screens, and a plurality of shielding parts comprise filter screens of at least two filter levels.

Further, the filtering apparatus further comprises: the bracket is arranged in the accommodating cavity and can be rotatably arranged around a preset axis; the bracket is provided with a middle cavity and a plurality of mounting openings arranged around a preset axis, and the mounting openings are arranged around the middle cavity and are all communicated with the middle cavity; wherein, a plurality of shielding parts set up at a plurality of installation openings parts one-to-one, and the middle part cavity forms the wind chamber.

Furthermore, the filtering device also comprises a cover body, the shell is also provided with a preset opening communicated with the accommodating cavity, and the cover body is detachably arranged at the preset opening; and/or the outer side of the shielding part is provided with a first handle part.

Furthermore, the accommodating cavity is a cylindrical cavity, and the central axis of the accommodating cavity is superposed with the preset axis; one end of the accommodating cavity is an opening end along the axial direction of the accommodating cavity, and an air outlet is formed at the opening end of the accommodating cavity; and/or along the radial direction of the accommodating cavity, wherein the air inlet is positioned at one side of the accommodating cavity.

Further, the middle cavity is a cylindrical cavity, and the central axis of the middle cavity is coincided with a preset axis; and/or the bracket is provided with a transmission shaft, the transmission shaft can be rotatably arranged on the shell in a penetrating way around the central axis of the transmission shaft, and the central axis of the transmission shaft is coincided with the preset axis.

Furthermore, two ends of the middle cavity penetrate through the body of the bracket along the axial direction of the middle cavity; the support is including setting up the first backup pad in the middle part cavity, and the transmission shaft is fixed to be set up on first backup pad.

Further, along the axial of middle part cavity, the body of support is run through to the first end of middle part cavity, and the second end department of middle part cavity is provided with the mounting panel, and the transmission shaft is fixed to be set up on the mounting panel.

According to the utility model discloses an on the other hand provides a new trend structure for inciting somebody to action outdoor air introduces indoor, and it includes: the above-mentioned filter device; the fresh air fan is arranged on one side of the shell of the filtering device, and an air inlet of the fresh air fan is communicated with an air outlet of the shell.

Furthermore, the rotation axis of the fan blade of the fresh air fan is parallel to or coincided with the preset axis of the filtering device; and/or the fresh air machine is provided with an assembly hole, the support of the filtering device is provided with a support shaft, and the central axis of the support shaft is superposed with the preset axis of the filtering device; the support shaft is rotatably disposed in the mounting hole.

According to another aspect of the utility model, an air conditioner is provided, and it includes casing and foretell new trend structure, and the new trend structure sets up in the casing.

By applying the technical scheme of the utility model, the filtering device comprises a shell and a plurality of shielding parts, the shell is provided with an air inlet, an air outlet and an accommodating cavity, and the air inlet is communicated with the accommodating cavity; the shielding parts are arranged in the containing cavity and surround the preset axis, and the shielding parts form an air cavity and are rotatably arranged around the preset axis so that one shielding part in the shielding parts is opposite to the air inlet; the air outlet is communicated with the air cavity. Wherein, the first setting mode of a plurality of sheltering parts is: the shielding parts comprise more than two shielding parts, one shielding part in the shielding parts is an air door, the other shielding parts except the air door in the shielding parts are filter screens, and the filter screens comprise at least two filter-grade filter screens; the filter device under the condition is provided with the air door, when the air door is arranged opposite to the air inlet, the air door is stopped between the air inlet and the air cavity, the air door shields the air inlet, airflow can not enter the air cavity through the air inlet, the air inlet is in a closed state, and the air inlet and the air cavity are in a disconnected state; when the filter screen sets up with the air inlet relatively, the filter screen is located between air inlet and the wind cavity, and the air current that gets into from the air inlet must pass through the filtration of filter screen and just can get into the wind cavity, and the air inlet is in the open mode, is the connected state between air inlet and the wind cavity. Or the second setting mode of the plurality of shielding parts is as follows: the shielding parts are filter screens, and comprise filter screens with at least two filtering levels; that is, the filter device in this case does not have a damper, and a damper structure needs to be additionally provided at the air inlet.

The plurality of shielding parts comprise at least two filter screens with filter levels, and the filter levels of the filter device can be switched by rotating the plurality of shielding parts so as to achieve different filter effects and have certain use flexibility; the utility model provides a filter equipment can solve the relatively poor problem of filter equipment's that the new fan among the prior art used flexibility.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an explosion structure diagram of a fresh air structure according to the present invention;

FIG. 2 shows an assembled schematic view of the fresh air structure of FIG. 1;

FIG. 3 is a schematic diagram of the housing of the fresh air arrangement filter device of FIG. 1 from a first perspective;

FIG. 4 is a schematic diagram of the housing of the fresh air arrangement filter device of FIG. 1 from a second perspective;

FIG. 5 is a schematic view of the cover of the fresh air filter of FIG. 1;

fig. 6 shows a schematic structural view of a bracket of a filter device with a fresh air structure according to the present invention in a first arrangement;

fig. 7 shows a schematic structural view of a bracket of the filter device with the fresh air structure according to the present invention in a second arrangement;

FIG. 8 is a schematic view of the bracket of the fresh air structure filter of FIG. 7 from another perspective in a second arrangement;

FIG. 9 is a schematic view of the structure of the shielding portion of the filter device of the fresh air structure of FIG. 1;

FIG. 10 is a schematic diagram of the fresh air machine of the fresh air configuration of FIG. 1;

FIG. 11 shows a first longitudinal cross-sectional view of the fresh air structure of FIG. 2;

fig. 12 shows a second longitudinal sectional view of the ventilation arrangement of fig. 2.

Wherein the figures include the following reference numerals:

10. a housing; 11. an accommodating chamber; 12. an air inlet; 13. an air outlet; 14. presetting an opening; 15. perforating holes; 16. a fastening hole; 20. a shielding portion; 21. a first handle portion; 30. a support; 31. an installation opening; 32. a middle cavity; 33. a drive shaft; 331. a first support plate; 332. a mounting plate; 333. connecting holes; 34. a second support plate; 35. a support shaft; 40. a cover body; 41. a second handle portion; 50. a fresh air machine; 51. an air inlet; 511. a grid portion; 512. an assembly hole; 52. an air outlet; 60. an electric motor.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The utility model provides a filtering device, please refer to fig. 1 to 12, the filtering device comprises a housing 10 and a plurality of shielding parts 20, the housing 10 is provided with an air inlet 12, an air outlet 13 and a containing cavity 11, the air inlet 12 is communicated with the containing cavity 11; the plurality of shielding parts 20 are all arranged in the accommodating cavity 11 and arranged around a preset axis, and the plurality of shielding parts 20 enclose an air cavity and are rotatably arranged around the preset axis, so that one shielding part 20 in the plurality of shielding parts 20 is arranged opposite to the air inlet 12; the air outlet 13 communicates with the air chamber. A first arrangement of the plurality of shielding portions 20 is: the plurality of shielding parts 20 include more than two shielding parts 20, one shielding part 20 of the plurality of shielding parts 20 is an air door, the other shielding parts 20 except the air door of the plurality of shielding parts 20 are filter screens, and the plurality of filter screens include at least two filter-grade filter screens; that is, the filter device in this case has a damper, when the damper is disposed opposite to the air inlet 12, the damper is stopped between the air inlet 12 and the air chamber, the damper shields the air inlet 12, the air flow can not enter the air chamber through the air inlet 12, the air inlet 12 is in a closed state, and the air inlet 12 and the air chamber are in a disconnected state; when the filter screen and air inlet 12 set up relatively, the filter screen is located between air inlet 12 and the wind cavity, and the air current that gets into from air inlet 12 must pass through the filtration of filter screen and can just get into the wind cavity, and air inlet 12 is in the open mode, is the connected state between air inlet 12 and the wind cavity. Or the second arrangement of the plurality of shielding parts 20 is: the plurality of shielding parts 20 are all filter screens, and the plurality of shielding parts 20 comprise at least two filter-grade filter screens; that is, the filter device in this case does not have a damper, and a damper structure needs to be additionally provided at the intake port 12.

The shielding parts 20 comprise at least two filter screens with filter levels, and the filter levels of the filter device can be switched by rotating the shielding parts 20 so as to achieve different filter effects and have certain use flexibility; the utility model provides a filter equipment can solve the relatively poor problem of filter equipment's that the new fan among the prior art used flexibility.

It should be noted that, because the air inlet 12 is communicated with the accommodating chamber 11, the plurality of shielding portions 20 are all disposed in the accommodating chamber 11 and enclose an air chamber, and the arrangement manner of the plurality of shielding portions 20 is combined, so that the air inlet 12 and the air chamber can be disposed in an on-off manner.

It should be noted that, when the first arrangement mode is adopted for the plurality of shielding portions 20, the filtering device can have the function of the air door, and an additional air door structure is not required to be arranged at the air inlet 12, so that the whole structure of the fresh air structure of the filtering device provided by the application can be simplified, and the whole volume of the fresh air structure can be reduced.

It should be noted that the filtering grades mentioned in the present application are also called filtering grades, and the filtering precision and the filtering effect of the filtering nets of different filtering grades are different.

In particular, the at least two filtration levels of filtration screens comprise a higher filtration level of filtration screens and a lower filtration level of filtration screens.

In particular, the damper may be a baffle or may be a filler that is impermeable to wind.

Specifically, the filter screen of this application can be HEPA net, also can be ordinary filter screen.

In this embodiment, the filter device further comprises a bracket 30, the bracket 30 being disposed in the accommodating chamber 11 and rotatably disposed about a predetermined axis; the bracket 30 is provided with a middle cavity 32 and a plurality of mounting openings 31 arranged around a preset axis, and the plurality of mounting openings 31 are arranged around the middle cavity 32 and are all communicated with the middle cavity 32; the shielding portions 20 are disposed at the mounting openings 31 in a one-to-one correspondence, and the middle cavity 32 forms an air cavity. By arranging the bracket 30 to support the plurality of shielding portions 20, in a specific implementation process, the filtering level of the filtering device can be switched by rotating the bracket 30.

In this embodiment, the filtering apparatus further includes a cover 40, the housing 10 further has a predetermined opening 14 communicated with the accommodating chamber 11, and the cover 40 is detachably mounted at the predetermined opening 14, so that the plurality of shielding portions 20 in the accommodating chamber 11 can be conveniently replaced and maintained.

Specifically, the cover 40 has a plate-like structure.

Specifically, the cover 40 is provided with a second handle portion 41 to attach and detach the cover 40 by acting on the second handle portion 41, thereby facilitating the attachment and detachment of the cover 40.

Specifically, the outside of the shielding portion 20 is provided with a first handle portion 21 to facilitate replacement and maintenance of the shielding portion 20; the outside of the shielding portion 20 refers to a side of the shielding portion 20 facing away from the wind cavity. In the implementation, the shielding portion 20 can be replaced and maintained by acting on the first handle portion 21.

In this embodiment, the accommodating cavity 11 is a cylindrical cavity, and the central axis of the accommodating cavity 11 coincides with a preset axis; the receiving chamber 11 is preferably a cylindrical chamber.

Specifically, along the axial direction of the accommodating chamber 11, one end of the accommodating chamber 11 is an open end, and the open end of the accommodating chamber 11 forms the air outlet 13.

Specifically, the air inlet 12 is located on one side of the accommodating chamber 11 in the radial direction of the accommodating chamber 11.

Specifically, the preset opening 14 is located on one side of the accommodating chamber 11 in the radial direction of the accommodating chamber 11.

Specifically, the housing 10 has a rectangular parallelepiped structure, the housing 10 has two first sides disposed opposite to each other, two second sides disposed opposite to each other, and two third sides disposed opposite to each other, the air outlet 13 is disposed on one of the first sides, the air inlet 12 is disposed on one of the second sides, and the preset opening 14 is disposed on one of the third sides.

In the present embodiment, the middle cavity 32 is a cylindrical cavity, and the central axis of the middle cavity 32 coincides with the preset axis; the central cavity 32 is preferably a cylindrical cavity.

Specifically, the shielding portion 20 has an arc-shaped plate-like structure.

Specifically, the first setting of the bracket 30 is: along the axial direction of the middle cavity 32, two ends of the middle cavity 32 penetrate through the body of the bracket 30, and one port of the middle cavity 32 is communicated with the air outlet 13, so that the air flow in the middle cavity 32 flows out through the port and the air outlet 13; or the second setting mode of the bracket 30 is as follows: the first end of the middle cavity 32 penetrates through the body of the bracket 30, the bracket plate 332 is arranged at the second end of the middle cavity 32, and the first end port of the middle cavity 32 is communicated with the air outlet 13, so that the air flow in the middle cavity 32 flows out through the first end port of the middle cavity 32 and the air outlet 13.

In this embodiment, the bracket 30 is provided with a transmission shaft 33, the transmission shaft 33 is rotatably disposed on the housing 10 around a central axis thereof, and the central axis of the transmission shaft 33 coincides with the predetermined axis, so that the transmission shaft 33 drives the bracket 30 and the plurality of shielding portions 20 on the bracket 30 to rotate.

Specifically, the housing 10 is provided with a through hole 15, and the transmission shaft 33 is rotatably inserted into the through hole 15. Further, when the housing 10 is a rectangular parallelepiped structure, the through holes 15 and the air outlets 13 are respectively provided on the two first side faces.

Specifically, as shown in fig. 6, when the bracket 30 adopts the first arrangement, the bracket 30 includes a first support plate 331 disposed in the middle cavity 32, and the transmission shaft 33 (not shown in fig. 6) is fixedly disposed on the first support plate 331. Further, the first supporting plate 331 is a strip-shaped plate, and both ends of the first supporting plate 331 are connected to the cavity wall of the middle cavity 32.

Specifically, as shown in fig. 7, when the bracket 30 adopts the second arrangement, the transmission shaft 33 is fixedly disposed on the bracket plate 332, i.e., the transmission shaft 33 is located on the side of the bracket plate 332 away from the middle cavity 32.

In this embodiment, the filtering apparatus further includes a driving member, an output shaft of the driving member is connected to the transmission shaft 33 to drive the transmission shaft 33 to rotate; the main body of the drive member is located outside the housing 10.

Specifically, the driving member is a motor 60, and the motor 60 may be selected as a stepping motor.

Specifically, the transmission shaft 33 is provided with a coupling hole 333 for coupling with an output shaft of the driving member.

Specifically, the fastener may be selected to be a screw by passing the fastener through the main body of the driver and the housing 10 to fixedly connect the main body of the driver and the housing 10. Optionally, the outer wall surface of the housing 10 is provided with a plurality of fastening holes 16 for fastening members to pass through, and the plurality of fastening holes 16 are arranged around the through hole 15.

The utility model also provides a new trend structure for leading outdoor air into the room, as shown in fig. 1 to 12, the new trend structure includes new fan 50 and the above-mentioned filter device, new fan 50 is arranged at one side of the shell 10 of the filter device, the air inlet 51 of new fan 50 is communicated with the air outlet 13 of the shell 10; under the action of the fan blades of the fresh air fan 50, outside air enters the filtering device through the air inlet 12, the air passing through the air inlet 12 in the process is filtered through the selected filter screen, the filtered air enters the air cavity, sequentially enters the fresh air fan 50 through the air outlet 13 and the air inlet 51 and flows out of the air outlet 52 of the fresh air fan 50, and therefore the fresh air flowing out of the air outlet 52 is the filtered fresh air; and the filter screen with proper filtering grade can be selected according to actual needs to filter the fresh air.

Specifically, the rotation axis of the fan blade of the new fan 50 is parallel to or coincident with the preset axis of the filter device.

Specifically, the air inlet 51 of the new air blower 50 is in butt-joint communication with the air outlet 13 of the housing 10.

Specifically, a grille portion 511 is disposed at the air inlet 51 of the new air blower 50.

Specifically, the air outlet 52 is located on one side of the fan blade along a direction perpendicular to an extending direction of a rotation axis of the fan blade of the fresh air machine 50.

In the present embodiment, the fresh air machine 50 is provided with an assembly hole 512, the bracket 30 is provided with a support shaft 35, and a central axis of the support shaft 35 coincides with a preset axis; the support shaft 35 is rotatably disposed in the fitting hole 512 to enable the fresh air machine 50 to support the bracket 30.

Specifically, as shown in fig. 6, when the bracket 30 adopts the first arrangement, the support shaft 35 is fixedly disposed on the first support plate 331; wherein, the supporting shaft 35 and the transmission shaft 33 are respectively positioned on two side plate surfaces of the first supporting plate 331.

Specifically, as shown in fig. 7 and 8, when the bracket 30 adopts the second arrangement mode, the bracket 30 further includes a second supporting plate 34 disposed in the middle cavity 32, and the supporting shaft 35 is fixedly disposed on the second supporting plate 34; the second supporting plate 34 is a strip-shaped plate, and both ends of the second supporting plate 34 are connected with the cavity wall of the middle cavity 32. Alternatively, the second support plate 34 may not be provided, and the support shaft 35 may be directly fixed to the bracket plate 332, wherein the support shaft 35 and the transmission shaft 33 are respectively located on two side plate surfaces of the bracket plate 332.

Specifically, the fitting holes 512 are provided on the grill portion 511; optionally, the hole center line of the mounting hole 512 coincides with the rotation axis of the fan blade of the new fan 50.

The utility model also provides an air conditioner, it includes casing and foretell new trend structure, and the new trend structure sets up in the casing.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

in the filtering device provided by the utility model, the filtering device comprises a shell 10 and a plurality of shielding parts 20, the shell 10 is provided with an air inlet 12, an air outlet 13 and an accommodating cavity 11, and the air inlet 12 is communicated with the accommodating cavity 11; the plurality of shielding parts 20 are all arranged in the accommodating cavity 11 and arranged around a preset axis, and the plurality of shielding parts 20 enclose an air cavity and are rotatably arranged around the preset axis, so that one shielding part 20 in the plurality of shielding parts 20 is arranged opposite to the air inlet 12; the air outlet 13 is communicated with the air cavity. A first arrangement of the plurality of shielding portions 20 is: the plurality of shielding parts 20 include more than two shielding parts 20, one shielding part 20 of the plurality of shielding parts 20 is an air door, the other shielding parts 20 except the air door of the plurality of shielding parts 20 are filter screens, and the plurality of filter screens include at least two filter-grade filter screens; that is, the filter device in this case has a damper, when the damper is disposed opposite to the air inlet 12, the damper is stopped between the air inlet 12 and the air chamber, the damper shields the air inlet 12, the air flow can not enter the air chamber through the air inlet 12, the air inlet 12 is in a closed state, and the air inlet 12 and the air chamber are in a disconnected state; when the filter screen and air inlet 12 set up relatively, the filter screen is located between air inlet 12 and the wind cavity, and the air current that gets into from air inlet 12 must pass through the filtration of filter screen and can just get into the wind cavity, and air inlet 12 is in the open mode, is the connected state between air inlet 12 and the wind cavity. Or the second arrangement of the plurality of shielding parts 20 is: the plurality of shielding parts 20 are all filter screens, and the plurality of shielding parts 20 comprise at least two filter-grade filter screens; that is, the filter device in this case does not have a damper, and a damper structure is additionally provided at the intake port 12.

The shielding parts 20 comprise at least two filter screens with filter levels, and the filter levels of the filter device can be switched by rotating the shielding parts 20 so as to achieve different filter effects and have certain use flexibility; the utility model provides a filter equipment can solve the relatively poor problem of filter equipment's that the new fan among the prior art used flexibility.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the 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. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A filter device, comprising:

a housing (10), the housing (10) having an air inlet (12), an air outlet (13) and a receiving chamber (11), the air inlet (12) communicating with the receiving chamber (11);

the shielding parts (20) are arranged in the accommodating cavity (11) and surround a preset axis, the shielding parts (20) surround a wind cavity and are rotatably arranged around the preset axis, so that one shielding part (20) in the shielding parts (20) is opposite to the air inlet (12); the air outlet (13) is communicated with the air cavity;

the shielding parts (20) comprise more than two shielding parts (20), one shielding part (20) in the shielding parts (20) is an air door, the other shielding parts (20) except the air door in the shielding parts (20) are filter screens, and the filter screens comprise at least two filter-grade filter screens; or, the plurality of shielding parts (20) are all filter screens, and the plurality of shielding parts (20) comprise filter screens with at least two filtering levels.

2. The filtration device of claim 1, further comprising:

a bracket (30), said bracket (30) being arranged inside said housing cavity (11) and being rotatably arranged around said preset axis; the bracket (30) is provided with a middle cavity (32) and a plurality of mounting openings (31) arranged around the preset axis, and the mounting openings (31) are arranged around the middle cavity (32) and are communicated with the middle cavity (32);

wherein the plurality of shielding parts (20) are arranged at the plurality of mounting openings (31) in a one-to-one correspondence, and the middle cavity (32) forms the air cavity.

3. The filtration device of claim 1,

the filtering device further comprises a cover body (40), the housing (10) further comprises a preset opening (14) communicated with the accommodating cavity (11), and the cover body (40) is detachably mounted at the preset opening (14); and/or

A first handle part (21) is arranged on the outer side of the shielding part (20).

4. The filtering device according to claim 1, characterized in that said housing chamber (11) is a cylindrical chamber, the central axis of said housing chamber (11) coinciding with said preset axis;

one end of the accommodating cavity (11) is an open end along the axial direction of the accommodating cavity (11), and the open end of the accommodating cavity (11) forms the air outlet (13); and/or

Along the radial direction of the accommodating cavity (11), the air inlet (12) is positioned on one side of the accommodating cavity (11).

5. The filtering device of claim 2,

the middle cavity (32) is a cylindrical cavity, and the central axis of the middle cavity (32) is superposed with the preset axis; and/or

The support (30) is provided with a transmission shaft (33), the transmission shaft (33) is rotatably arranged on the shell (10) in a penetrating mode around the central axis of the transmission shaft, and the central axis of the transmission shaft (33) is overlapped with the preset axis.

6. The filtering device according to claim 5, characterized in that, in the axial direction of the central cavity (32), the two ends of the central cavity (32) penetrate the body of the bracket (30); the support (30) comprises a first supporting plate (331) arranged in the middle cavity (32), and the transmission shaft (33) is fixedly arranged on the first supporting plate (331).

7. The filtering device according to claim 5, characterized in that a first end of the middle cavity (32) penetrates through the body of the bracket (30) in the axial direction of the middle cavity (32), a bracket plate (332) is arranged at a second end of the middle cavity (32), and the transmission shaft (33) is fixedly arranged on the bracket plate (332).

8. The utility model provides a new trend structure for introduce indoor with outdoor air, its characterized in that, new trend structure includes:

the filtration device of any one of claims 1 to 7;

the fresh air machine (50), the fresh air machine (50) sets up in one side of filter equipment's shell (10), air intake (51) of fresh air machine (50) with the gas outlet (13) intercommunication of shell (10).

9. The fresh air structure of claim 8,

the rotating axis of the fan blade of the fresh air fan (50) is parallel to or coincided with the preset axis of the filtering device; and/or

The filtering device is the filtering device in claim 2, the fresh air fan (50) is provided with an assembly hole (512), a support shaft (35) is arranged on a bracket (30) of the filtering device, and the central axis of the support shaft (35) is coincident with the preset axis of the filtering device; the support shaft (35) is rotatably disposed in the fitting hole (512).

10. An air conditioner comprising a housing and a fresh air structure disposed within the housing, wherein the fresh air structure is according to claim 8 or 9.

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