CN114659224A

CN114659224A - Dust collector and have its air conditioning indoor set

Info

Publication number: CN114659224A
Application number: CN202210435648.6A
Authority: CN
Inventors: 王启龙; 陈启荣; 李玉泽; 梁洪; 王玉龙; 陈明琪
Original assignee: Gree Green Refrigeration Technology Center Co Ltd of Zhuhai
Current assignee: Gree Green Refrigeration Technology Center Co Ltd of Zhuhai
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-06-24

Abstract

The invention provides a dust removal device and an air conditioner indoor unit with the same, wherein the dust removal device is provided with an air inlet and a filter piece, and the dust removal device also comprises a first rotating part; the first end of the baffle is connected with the first rotating part, and the second end of the baffle is connected with the filtering piece; the first rotating part is rotatably arranged, so that the baffle plate is wound on the first rotating part by rotating the first rotating part, and at least part of the filter piece is arranged opposite to the air inlet; or the first rotating part releases the baffle plate so that the baffle plate closes the air inlet. The dust removal device solves the problem that dust is easy to accumulate when a filter screen is exposed in the air when an air conditioner in the prior art is not used.

Description

Dust collector and have its air conditioning indoor set

Technical Field

The invention relates to the technical field of household appliances, in particular to a dust removal device and an air conditioner indoor unit with the same.

Background

The wall-mounted air conditioner is to prevent that the dust from falling into the evaporimeter, all can install the filter screen in air intake department, and the filter screen of traditional air conditioner not only needs frequent washing to maintain, and before wasing, the filter screen blocks up gradually moreover, can lead to the air conditioner air volume to reduce, and the wholeness can reduce, increase consumption power. Some air conditioners with automatic cleaning filter screens are not used, and the filter screens are still exposed in the air, so that the dust is not thoroughly prevented.

Disclosure of Invention

The invention mainly aims to provide a dust removal device and an air conditioner indoor unit with the same, so as to solve the problem that a filter screen is exposed in air and easily accumulates dust when an air conditioner in the prior art is not used.

To achieve the above object, according to one aspect of the present invention, there is provided a dust removing device having an air inlet and a filter member, the dust removing device further comprising: a first rotating part; the first end of the baffle is connected with the first rotating part, and the second end of the baffle is connected with the filtering piece; the first rotating part is rotatably arranged, so that the baffle plate is wound on the first rotating part by rotating the first rotating part, and at least part of the filter piece is arranged opposite to the air inlet; or the first rotating part releases the baffle plate so that the baffle plate closes the air inlet.

Further, dust collector still includes: the second rotating part is rotatably arranged, and at least part of the filtering piece is wound on the second rotating part; a first guide passage between the first rotating portion and the second rotating portion; the second guide channel is positioned between the first rotating part and the second rotating part and positioned on one side of the first guide channel, which is far away from the air inlet, and the second guide channel is used for accommodating the filter piece when the baffle plate closes the air inlet; and the cleaning piece is used for cleaning the filter piece entering the second guide channel.

Further, dust collector still includes: the second rotating part is rotatably arranged, and at least part of the filtering piece is wound on the second rotating part; a first guide passage between the first rotating portion and the second rotating portion; and the third guide channel is positioned between the first rotating part and the second rotating part and positioned on one side, far away from the air inlet, of the first guide channel, and the third guide channel is used for accommodating the filter piece when the baffle plate closes the air inlet.

Further, dust collector still includes: and the third guide channel is positioned between the first rotating part and the second rotating part and between the first guide channel and the second guide channel, and the third guide channel is used for accommodating the filter piece when the baffle plate closes the air inlet.

Further, dust collector still includes: a shutter having a first position closing the first inlet of the second guide passage and a second position closing the second inlet of the third guide passage, the shutter being switched between the first position and the second position.

Further, dust collector still includes: a first guide channel is formed between the first partition plate and the air inlet; a third guide channel is formed between the second partition plate and the first partition plate; and the third partition plate is positioned on one side, far away from the first partition plate, of the second partition plate, and a second guide channel is formed between the third partition plate and the second partition plate.

Further, a communication port is formed in the third partition plate, and at least part of the cleaning piece is arranged in the second guide channel through the communication port.

Furthermore, the dust removing device also comprises a first driving piece which is in driving connection with the first rotating part.

Further, dust collector still includes: the second rotates the portion, rotationally sets up, filters the piece and is connected with second rotation portion.

Furthermore, the dust removing device also comprises a second driving piece which is in driving connection with the second rotating part.

Further, the filter element comprises a filter main body and a transmission part, wherein the transmission part is provided with a first meshing tooth; the second rotating part comprises a transmission gear, the transmission gear is provided with second meshing teeth, and the transmission gear is meshed and connected with the transmission part through the first meshing teeth and the second meshing teeth.

According to another aspect of the invention, an air-conditioning indoor unit is provided, which comprises the dust removing device.

The dust removal device is provided with an air inlet and a filter piece, and further comprises a first rotating part and a baffle plate, wherein the first end of the baffle plate is connected with the first rotating part, and the second end of the baffle plate is connected with the filter piece; the first rotating part is rotatably arranged, and the first end of the baffle plate is connected with the first rotating part, so that the first rotating part can be rotated to drive the first end of the baffle plate to rotate, and the baffle plate is wound on the first rotating part; because the second end of the baffle is connected with the filtering piece, the second end of the baffle drives the filtering piece to move in the process that the baffle is wound on the first rotating part, at least part of the filtering piece is finally arranged opposite to the air inlet, and the filtering piece realizes the dust removal effect; or make first rotation portion antiport release baffle to make the baffle close the air intake, the baffle blocks the air intake, and the baffle promotes to filter a piece and removes, makes to filter a piece and no longer sets up relatively with the air intake, has avoided filtering the problem that piece exposes easy long-pending dust in the air when the air conditioner does not use.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, 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 a partial schematic view of the baffle side of a dust extraction device according to the invention;

fig. 2 shows a partial schematic illustration of the filter element side of a dust extraction device according to the invention;

figure 3 shows a partial schematic view of a filter element of a dusting device according to the invention in an operating mode;

figure 4 shows a partial schematic view of a filter element of a dusting device according to the invention in dusting mode;

figure 5 shows a partial schematic view of a filter element of a dusting device according to the invention in normal mode;

fig. 6 shows a schematic view of an embodiment of a dust-catcher according to the invention.

Wherein the figures include the following reference numerals:

10. an air inlet; 20. a filter member; 21. a filter body; 22. a transmission section; 30. a first rotating part; 40. a baffle plate; 50. a second rotating part; 51. a transmission gear; 60. a first guide channel; 70. a second guide channel; 71. a first inlet; 80. a cleaning member; 90. a third guide channel; 91. a second inlet; 100. a shield; 110. a first partition plate; 120. a second partition plate; 130. a third partition plate; 140. a first driving member; 150. a second driving member; 160. a dust accumulation box.

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 embodiments with reference to the attached drawings.

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 present invention provides a dust removing device, please refer to fig. 1 to fig. 6, the dust removing device has an air inlet 10 and a filtering member 20, the dust removing device further includes: a first rotating section 30; a baffle 40, a first end of the baffle 40 being connected to the first rotating part 30, and a second end of the baffle 40 being connected to the filter member 20; wherein the first rotating portion 30 is rotatably provided to wind the baffle 40 around the first rotating portion 30 by rotating the first rotating portion 30 such that at least a portion of the filter member 20 is disposed opposite to the inlet 10; or the first rotating part 30 releases the blocking plate 40 so that the blocking plate 40 closes the air inlet 10.

The dust removing device of the present invention has an air inlet 10 and a filter member 20, and further includes a first rotating portion 30 and a baffle 40, wherein a first end of the baffle 40 is connected to the first rotating portion 30, and a second end of the baffle 40 is connected to the filter member 20; the first rotating part 30 is rotatably disposed, and since the first end of the baffle 40 is connected to the first rotating part 30, rotating the first rotating part 30 can drive the first end of the baffle 40 to rotate, so that the baffle 40 is wound on the first rotating part 30; because the second end of the baffle 40 is connected to the filtering member 20, in the process that the baffle 40 is wound on the first rotating portion 30, the second end of the baffle 40 drives the filtering member 20 to move, and finally, at least part of the filtering member 20 is arranged opposite to the air inlet 10, so that the filtering member 20 achieves the dust removal effect; or the first rotating part 30 rotates reversely to release the baffle 40, so that the baffle 40 closes the air inlet 10, the baffle 40 blocks the air inlet 10, and the baffle 40 pushes the filter element 20 to move, so that the filter element 20 and the air inlet 10 are not arranged oppositely, and the problem that dust is easily accumulated in the air when the filter element 20 is exposed when the air conditioner is not in use is avoided.

It should be noted that, as shown in fig. 1, when the first rotating portion 30 rotates clockwise, the baffle 40 is wound around the first rotating portion 30; when the first rotating portion 30 rotates counterclockwise, the shutter 40 is released.

Specifically, the baffle 40 is a flexible baffle, and can be wound on the first rotating part 30 when the baffle 40 does not need to work, and the arrangement avoids the baffle 40 occupying space when the baffle 40 does not need to work. Alternatively, the baffle 40 is made of polyethylene terephthalate (PET).

Specifically, the filter member 20 is a filter net, and dust in the air is removed by the filter member 20 after the air passes through the air inlet 10 and is filtered by the filter member 20.

Specifically, the filter member 20 and the baffle 40 are connected together by ultrasonic welding or integral molding.

In this embodiment, the dust removing device further includes: a second rotating portion 50 rotatably disposed, at least a portion of the filter member 20 being wound around the second rotating portion 50; a first guide passage 60 between the first rotating part 30 and the second rotating part 50; a second guide path 70 between the first rotating portion 30 and the second rotating portion 50 and on a side of the first guide path 60 away from the inlet 10, the second guide path 70 being configured to accommodate the filter member 20 when the blocking plate 40 closes the inlet 10; and a cleaning member 80 for cleaning the filter member 20 introduced into the second guide passage 70. It should be noted that the first rotating portion 30 is connected to the baffle 40, the second rotating portion 50 is connected to the filtering member 20, and both the first rotating portion 30 and the second rotating portion 50 are rotatably disposed so as to drive the baffle 40 and the filtering member 20 to move together. This arrangement provides more reliable movement of the baffle 40 and filter element 20.

In specific implementation, when the filtering member 20 needs to be cleaned, the first rotating portion 30 and the second rotating portion 50 both rotate to drive the filtering member 20 to enter the second guiding passage 70, and the cleaning member 80 cleans the filtering member 20 in the process of the filtering member 20 entering the second guiding passage 70, so as to remove the dust which cannot fall off on the filtering member 20, thereby avoiding the problem that the dust on the filtering member 20 is too much and the air conditioning performance is affected.

In a specific implementation, as shown in fig. 3 and 4, when the filter element 20 is in operation, the filter element 20 is disposed in the first guide channel 60, at least a portion of the filter element 20 is disposed opposite to the air inlet 10, the first end of the filter element 20 is connected to the second end of the baffle 40, and at least a portion of the second end of the filter element 20 is wound on the second rotating portion 50; when the filter element 20 needs to be cleaned, the second rotating portion 50 drives the second end of the filter element 20 to rotate around the second rotating portion 50 until the second end of the filter element 20 is separated from the second rotating portion 50, the portion between the second end and the first end of the filter element 20 continues to rotate around the second rotating portion 50 until the first end of the filter element 20 is wound on the second rotating portion 50, the whole filter element 20 enters the second guide passage 70, and in the process, the surface of the filter element 20 is cleaned by the cleaning element 80, and dust is removed.

Specifically, as shown in fig. 2, the dust removing device further includes a dust collecting box 160 disposed below the cleaning member 80, the cleaning member 80 can drop dust during the cleaning of the filtering member 20, and the dust drops into the dust collecting box 160, so as to prevent the dust from entering the air conditioner after cleaning, thereby preventing the performance of the air conditioner from being affected.

In this embodiment, as shown in fig. 2, the dust removing device further includes: and a third guide path 90 between the first and second

rotating parts

30 and 50 and between the first and

second guide paths

60 and 70, the third guide path 90 being used to receive the filter member 20 when the blocking plate 40 closes the intake opening 10. During the concrete implementation, need not carry out the dust removal operation at filtering piece 20, and the air conditioner is in non-operating condition, second rotation portion 50 drives and filters piece 20 and get into third guide way 90, at the in-process that gets into third guide way 90, filter piece 20 need not to clean through cleaning piece 80, avoided filtering piece 20 under clean state, every recovery all need clean piece 80 through cleaning, guaranteed like this that cleaning piece 80 can not damage easily, increased the life who cleans piece 80. The third guide channel 90 is disposed at such a position, which not only ensures that the filter element 20 in the first guide channel 60 contacts with the air inlet 10 to achieve the automatic dust removing effect for air, but also ensures that the filter element does not contact with the cleaning element 80 during entering the third guide channel 90.

Specifically, the cleaning member 80 is a brush.

It should be noted that the dust removing device in this embodiment includes the second guide passage 70 and/or the third guide passage 90. When the dust removing device includes only the third guide passage 90, the third guide passage 90 is located between the first rotating portion 30 and the second rotating portion 50 and on a side of the first guide passage 60 away from the inlet 10, and the third guide passage 90 is used to accommodate the filter member 20 when the blocking plate 40 closes the inlet 10. When the air conditioner is in the non-operating condition, the second rotation portion 50 drives the filter piece 20 to enter the third guide passage 90, and on the basis that the air inlet is closed by the baffle, the storage problem of the filter piece 20 is also solved.

In this embodiment, as shown in fig. 2, the dust removing device further includes: the shutter 100 has a first position closing the first inlet 71 of the second guide passage 70 and a second position closing the second inlet 91 of the third guide passage 90, and the shutter 100 is switched between the first position and the second position.

In specific implementation, the shielding member 100 is configured to shield the first inlet 71 or the second inlet 91, so that the filtering member 20 can be determined to enter the second guide channel 70 or the third guide channel 90 according to the state of dust accumulation of the filtering member, when the filtering member needs to enter the second guide channel 70, the second inlet 91 is closed, and when the filtering member needs to enter the third guide channel 90, the first inlet 71 is closed, thereby preventing the filtering member 20 from entering a wrong channel.

Specifically, the filter member 20 is provided with a sensor which detects the amount of dust collected on the filter member 20, and if the amount of dust is greater than or equal to a user set value, the filter member 20 enters the second guide passage 70 to remove dust, and if the amount of dust is less than the user set value, the filter member 20 enters the third guide passage 90.

In this embodiment, as shown in fig. 2, the dust removing device further includes: a first partition plate 110 forming a first guide passage 60 with the intake port 10; a second partition plate 120 forming a third guide passage 90 with the first partition plate 110; and a third partition plate 130 positioned at a side of the second partition plate 120 away from the first partition plate 110, wherein the second guide passage 70 is formed between the third partition plate 130 and the second partition plate 120.

In particular, the first, second and third dividing

walls

110, 120, 130 are arranged to define the first, third and

second guide channels

60, 90, 70, so that the filter element 20 can be positioned in different channels under different conditions.

In the present embodiment, the third partition plate 130 is provided with a communication port through which at least a part of the cleaning member 80 is disposed in the second guide passage 70.

In practical application, since at least a part of the cleaning element 80 is disposed in the second guiding path 70 through the communicating opening, the filtering element 20 is cleaned by the cleaning element 80 during entering the second guiding path 70, and the dust cleaning process is realized.

In this embodiment, the dust removing device further includes a first driving member 140, and the first driving member 140 is drivingly connected to the first rotating portion 30.

In specific implementation, the first driving member 140 drives the first rotating portion 30 to rotate, so as to drive the baffle 40 and the filter 20 to move, thereby implementing mode switching of the air conditioner.

Optionally, the first drive 140 is a motor.

In this embodiment, the dust removing device further includes: and a second rotating part 50 rotatably provided, and the filter member 20 is coupled to the second rotating part 50.

In specific implementation, the second rotating portion 50 drives the filtering member 20 to move, so that the filtering member 20 enters the first guide channel 60, the third guide channel 90 and the second guide channel 70, so as to enable the filtering member 20 to enter the working mode, the dust removal mode and the normal mode.

In this embodiment, the dust removing device further includes a second driving member 150, and the second driving member 150 is drivingly connected to the second rotating portion 50.

In practical applications, the second driving member 150 drives the second rotating portion 50 to rotate, so as to drive the filtering member 20 to move.

Optionally, the second drive member 150 is an electric motor.

In the present embodiment, the filter member 20 includes a filter main body 21 and a transmission portion 22, the transmission portion 22 having first meshing teeth; the second rotating part 50 includes a transmission gear 51, the transmission gear 51 has a second meshing tooth, and the transmission gear 51 is meshed with the transmission part 22 through the first meshing tooth and the second meshing tooth.

In specific implementation, the filtering main body 21 is a filtering net, and the filtering main body 21 is used for filtering air entering from the air inlet; the second rotating portion 50 is configured to transfer the filter member 20 into the first guide passage 60, the third guide passage 90 and the second guide passage 70 by the transmission engagement between the transmission portion 22 of the filter member 20 and the transmission gear 51.

The invention also provides an air-conditioning indoor unit, please refer to fig. 6, which comprises the dust removing device in the above embodiment.

When the application is implemented specifically:

before the air conditioner is shut down, the filter element is in the working mode, as shown in fig. 3, the sensor of the filter element 20 detects the filter element 20, and records the cleaning degree of the filter element 20; when the machine is started next time, the dust degree collected on the filter element 20 recorded last time is greater than or equal to the user set value X (no setting is a default value), the dust removal mode is automatically started, as shown in fig. 4, after the baffle 40 is completely rolled up by the first rotating portion 30, the shielding element 100 rotates to the position of the second inlet 91, the filter element 20 enters the second guide passage 70 from the first guide passage 60 after the machine is shut down, and during the period, the filter element passes through the cleaning element 80 to perform cleaning once, and the cleaned dust falls into the dust collecting box 160; when the machine is started next time, the filter element 20 returns to the first guide channel 60 from the second guide channel 70, and the filter element 20 passes through the cleaning element 80 again to be cleaned again; before shutdown, the dust collection mode is cancelled when the last recorded dust degree on the filter element 20 is smaller than the user set value X, and the normal mode is opened, as shown in fig. 5, after the baffle 40 is completely rolled up by the first rotating portion 30, the shielding element 100 rotates to the position of the first inlet 71, and after shutdown, the filter element 20 returns to the third guide channel 90 from the first guide channel 60 through the shielding element 100, and does not pass through the cleaning element 80, so that the filter element 20 is ensured not to damage the cleaning element 80 in a clean state, and the service life of the cleaning element 80 is prolonged.

The application solves the following technical problems:

the problem that dust is easily accumulated when the filter element 20 is exposed in the air when the air conditioner is not used is solved; the problem that the filter element 20 is difficult to clean manually is solved; the problem that the cleaning piece 80 is easy to damage is solved.

The application has the following beneficial effects:

when the air conditioner is not used, the fully closed air inlet 10 combined by the filter element 20 and the baffle 40 can effectively play a dustproof role; a cleaning piece 80 is added to realize the automatic dust removal function; according to the clean degree of filtering piece 20, judge by oneself and filter piece 20 and move in different guide way, when realizing automatic dust removal, reduce the wearing and tearing to cleaning 80, improve cleaning 80's life.

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

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. Furthermore, 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 … … surface," "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

1. A dust extraction apparatus having an air inlet (10) and a filter element (20), the apparatus further comprising:

a first rotating section (30);

a baffle plate (40), a first end of the baffle plate (40) being connected to the first rotating portion (30), a second end of the baffle plate (40) being connected to the filter member (20);

wherein the first rotating portion (30) is rotatably provided to wind the baffle (40) around the first rotating portion (30) by rotating the first rotating portion (30) such that at least a portion of the filter member (20) is disposed opposite to the air inlet (10); or the first rotating part (30) releases the baffle (40) so that the baffle (40) closes the air inlet (10).

2. The dust removing apparatus of claim 1, further comprising:

a second rotating part (50) which is rotatably arranged, and at least part of the filter element (20) is wound on the second rotating part (50);

a first guide channel (60) located between the first rotating part (30) and the second rotating part (50);

a second guide passage (70) between the first rotating portion (30) and the second rotating portion (50) and on a side of the first guide passage (60) away from the inlet opening (10), the second guide passage (70) being configured to receive the filter member (20) when the blocking plate (40) closes the inlet opening (10);

a cleaning member (80) for cleaning the filter member (20) entering the second guide passage (70).

3. The dust removing apparatus according to claim 1, further comprising:

a third guide passage (90) between the first rotating portion (30) and the second rotating portion (50) and on a side of the first guide passage (60) away from the intake opening (10), the third guide passage (90) being configured to accommodate the filter member (20) when the baffle (40) closes the intake opening (10).

4. The dust removing apparatus of claim 2, further comprising:

a third guide passage (90) between the first and second rotating portions (30, 50) and between the first and second guide passages (60, 70), the third guide passage (90) being for accommodating the filter member (20) when the blocking plate (40) closes the intake opening (10).

5. The dust removing apparatus of claim 4, further comprising:

a shutter (100) having a first position closing the first inlet (71) of the second guide channel (70) and a second position closing the second inlet (91) of the third guide channel (90), the shutter (100) being switched between the first position and the second position.

6. The dust removing apparatus of claim 4, further comprising:

the first partition plate (110) and the air inlet (10) form the first guide channel (60);

a second partition plate (120) forming the third guide passage (90) with the first partition plate (110);

a third partition plate (130) located on a side of the second partition plate (120) away from the first partition plate (110), the second guide passage (70) being formed between the third partition plate (130) and the second partition plate (120).

7. A dusting device according to claim 6, characterized in that said third dividing wall (130) is provided with a communication opening through which at least part of said sweeping means (80) is arranged in said second guiding channel (70).

8. A dust extraction device according to any one of claims 1-7, further comprising a first drive member (140), the first drive member (140) being in driving connection with the first rotary part (30).

9. The dust removing apparatus of claim 1, further comprising:

a second rotating portion (50) rotatably provided, the filter member (20) being connected to the second rotating portion (50).

10. The dust removing device of claim 9, further comprising a second driving member (150), wherein the second driving member (150) is in driving connection with the second rotating portion (50).

11. A dusting device according to claim 9, characterized in that said filter element (20) comprises a filter body (21) and a transmission part (22), said transmission part (22) having a first meshing tooth; the second rotating part (50) comprises a transmission gear (51), the transmission gear (51) is provided with second meshing teeth, and the transmission gear (51) is meshed with the transmission part (22) through the first meshing teeth and the second meshing teeth.

12. An indoor unit of an air conditioner, characterized by comprising the dust removing device of any one of claims 1 to 11.