CN220017515U - Indoor unit of air conditioner and air conditioner - Google Patents

Abstract

The utility model discloses an air conditioner indoor unit and an air conditioner, wherein the air conditioner indoor unit comprises an air duct structure, a wind wheel, a cleaning mechanism and a dust collecting mechanism; the wind wheel is rotationally arranged in the air duct structure; the cleaning mechanism comprises a dust removal component for cleaning the wind wheel, and the dust removal component is arranged on the air inlet side of the air duct structure and can move along the axial direction of the wind wheel so as to clean the whole wind wheel; the dust collection mechanism comprises a dust collection groove which is arranged at the bottom of the air outlet side of the air duct structure. In the utility model, the dust removing component is arranged on the air inlet side of the air duct structure, so that the space of the air duct structure is not occupied, and the installation is more compact; and utilize dirt such as dust that collection dirt mechanism's dust collection groove collection was cleaned, be convenient for clear up the dirt, the realization cost is lower, can reach the purpose of self-cleaning wind wheel, clean efficient, clean the effect better.

Description

Indoor unit of air conditioner and air conditioner

Technical Field

The utility model relates to the technical field of air conditioning equipment, in particular to an air conditioning indoor unit and an air conditioner.

Background

In the long-time use process of the indoor unit of the air conditioner, dust can be accumulated on the wind wheel, bacteria are easy to breed, the air quality is affected, and the wind wheel needs to be cleaned regularly. In the related art, some air conditioner indoor units adopt a dust collection mode to remove dust, but the structure has the problems of large occupied space and high technical cost.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the indoor unit of the air conditioner provided by the utility model can automatically clean dirt of the wind wheel, and has the advantages of high cleaning efficiency and low realization cost.

The utility model also provides an air conditioner applying the air conditioner indoor unit.

An indoor unit of an air conditioner according to an embodiment of a first aspect of the present utility model includes: the device comprises an air duct structure, a wind wheel, a cleaning mechanism and a dust collecting mechanism; the wind wheel is rotationally arranged in the air duct structure; the cleaning mechanism comprises a dust removal assembly for cleaning the wind wheel, and the dust removal assembly is arranged on the air inlet side of the air duct structure and can move along the axial direction of the wind wheel; the dust collection mechanism comprises a dust collection groove, and the dust collection groove is arranged at the bottom of the air outlet side of the air duct structure.

The indoor unit of the air conditioner has at least the following beneficial effects:

the cleaning mechanism adopts the dust removing component as a cleaning tool, the dust removing component can move along the axial direction of the wind wheel to clean the whole wind wheel, and the dust removing component is arranged on the air inlet side of the air duct structure, so that the space of the air duct structure is not occupied, and the installation is more compact; and utilize dirt such as dust that collection dirt mechanism's dust collection groove collection was cleaned, be convenient for clear up the dirt, the realization cost is lower, can reach the purpose of self-cleaning wind wheel, clean efficient, clean the effect better.

According to some embodiments of the utility model, the dust removal assembly comprises a brush member, the cleaning mechanism further comprises a driving assembly for driving the brush member to move, the driving assembly comprises a first motor and a worm, the first motor is in driving connection with the worm, and the worm is in driving connection with the brush member.

According to some embodiments of the utility model, the driving assembly further comprises a guide rod, one end of the brush member is connected with the worm, the other end is connected with the guide rod in a sliding manner, and the guide rod is arranged in parallel with the worm.

According to some embodiments of the utility model, an arc-shaped part arranged along the circumferential direction of the wind wheel is arranged on one side of the brush piece facing the wind wheel, and a brush is arranged on the surface of the arc-shaped part.

According to some embodiments of the utility model, the air duct structure comprises a volute, the volute is provided with a volute tongue and an air duct wall opposite to the volute tongue, the dust removing assembly is arranged on one side of the volute, which is close to the volute tongue, and the dust collecting groove is arranged on one end, far away from the wind wheel, of the air duct wall.

According to some embodiments of the utility model, the dust collection mechanism further comprises a cover plate and a second motor, the second motor is in driving connection with the cover plate, and the cover plate can open or close the dust collection groove.

According to some embodiments of the utility model, the cover plate is configured such that one end thereof faces the dust collection groove when the dust collection groove is opened, and the other end thereof abuts the volute tongue.

According to some embodiments of the utility model, the duct wall is provided with a receiving portion, and the cover plate is further configured to be received in the receiving portion when the dust collection groove is closed, so that the cover plate smoothly transitions with a surface of the duct wall.

According to some embodiments of the utility model, the dust collection tank and the volute are of unitary construction.

An air conditioner according to an embodiment of a second aspect of the present utility model includes the air conditioner indoor unit according to the embodiment of the first aspect.

The air conditioner provided by the embodiment of the utility model has at least the following beneficial effects:

the air conditioner is characterized in that the air conditioner indoor unit is provided with a dust removing component, a dust collecting component and a dust collecting component, wherein the dust removing component can move along the axial direction of the wind wheel to clean the whole wind wheel; and utilize dirt such as dust that collection dirt mechanism's dust collection groove collection was cleaned, be convenient for clear up the dirt, the realization cost is lower, can reach the purpose of self-cleaning wind wheel, clean efficient, clean the effect better.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic front view of an indoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of an indoor unit of an air conditioner according to an embodiment of the present utility model in a state where a heat exchanger and a wind wheel are not installed;

FIG. 3 is a schematic view of the sectional structure in the direction A-A in FIG. 1 (cover plate closed state);

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;

FIG. 5 is an enlarged schematic view of the structure at C in FIG. 3;

FIG. 6 is a schematic view of a sectional structure in the direction A-A in FIG. 1 (cover plate open state);

fig. 7 is an enlarged schematic view of the structure at D in fig. 6.

Reference numerals:

a base 100;

an air duct structure 200; an air duct 201; a volute 210; an air inlet 211; an air outlet 212; volute tongue 213; a duct wall 214; a housing 215;

a heat exchanger 300;

a wind wheel 400;

a cleaning mechanism 500; a dust removal assembly 501; a drive assembly 502; a brush member 510; a brush 511; an arc portion 512; a first motor 520; a worm 530; a guide lever 540;

a dust collection mechanism 600; a dust collection groove 610; a second motor 620; a cover plate 630;

an air conditioning indoor unit 1000.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front", "rear", "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, the description of "first", "second", etc. is only for the purpose of distinguishing technical features, and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that terms such as arrangement, installation, connection, etc. should be construed broadly, and those skilled in the art may reasonably determine the specific meaning of the foregoing terms in the present utility model in combination with the specific content of the technical solution.

The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings, in which it is apparent that the embodiments described below are some, but not all embodiments of the utility model.

During the long-time use process of the indoor unit of the air conditioner, dirt such as dust and the like can be accumulated on the inner wall of the air duct, the wind wheel and the like, bacteria are easy to breed, the air quality is affected, and therefore, the indoor unit of the air conditioner needs to be cleaned regularly. In the related art, some indoor units of air conditioners brush wind wheels by adopting structures such as brushes, but the indoor units do not have the function of sliding and brushing the wind wheels, so that the brushes cannot clean the whole wind wheels, the cleaning effect is not ideal, and dirt falling off after cleaning is easy to scatter outside an air duct, so that secondary pollution is caused; other indoor units of air conditioner adopt dust collection mode to remove dust, but such structure has the problems of large occupied space and high technical cost, and is not beneficial to popularization.

In order to solve the above-mentioned problems, an embodiment of the present utility model proposes an air conditioning indoor unit 1000, and the air conditioning indoor unit 1000 is specifically a wall-mounted indoor unit, and the air conditioning indoor unit 1000 according to the embodiment of the present utility model is described below with reference to fig. 1 to 7.

Referring to fig. 1 and 3, an indoor unit 1000 of an air conditioner according to an embodiment of the present utility model includes a housing, an air duct structure 200, a heat exchanger 300 and a wind wheel 400, wherein the air duct structure 200, the heat exchanger 300 and the wind wheel 400 are all disposed in the housing, the air duct structure 200 is provided with an air inlet 211 and an air outlet 212, and an air duct 201 communicating the air inlet 211 and the air outlet 212 is formed in the air duct structure 200. The wind wheel 400 in the embodiment is a cross flow wind wheel, the wind wheel 400 is installed in the air duct structure 200, the heat exchanger 300 is arranged on one side of the air inlet 211 of the air duct structure 200, the wind wheel 400 can drive air to enter the air duct 201 after passing through the heat exchanger 300, and air flow exchanges heat through the heat exchanger 300 to form cold air or hot air and blow the cold air or the hot air into a room, so that an air conditioning function is realized.

It is to be understood that the housing includes a face frame and a base 100, the air duct structure 200 is disposed on the base 100, the face frame is connected to the base 100, and fig. 1 shows a front view of the indoor unit 1000 of the air conditioner in a state of not having the face frame.

Referring to fig. 2 and 3, the indoor air conditioner 1000 according to the embodiment of the utility model further includes a cleaning mechanism 500, the cleaning mechanism 500 includes a dust removing assembly 501, the dust removing assembly 501 is disposed on one side of the air inlet 211 of the air duct structure 200, the dust removing assembly 501 is used for cleaning the wind wheel 400, the dust removing assembly 501 is configured to be capable of moving along the axial direction of the wind wheel 400, and since the wind wheel 400 is disposed along the length direction of the indoor air conditioner 1000, the axial direction of the wind wheel 400 is consistent with the left-right direction of the indoor air conditioner 1000 shown in fig. 1, that is, the dust removing assembly 501 is capable of moving along the left-right direction, so that the whole wind wheel 400 can be cleaned, the cleaning efficiency is high, and the cleaning effect is beneficial to be improved.

It can be appreciated that the cleaning mechanism 500 further includes a driving component 502, the driving component 502 is used for driving the dust removing component 501 to move, the driving component 502 can use a motor or other power devices as a power source, the dust removing component 501 can use a brush, cleaning cotton or other cleaning tools, and the driving component 502 can drive the dust removing component 501 to move left and right during cleaning, so that dirt such as dust accumulated on the surface of the wind wheel 400 can be removed, and the cleaning effect is better.

Referring to fig. 2 and 3, the indoor unit 1000 of an air conditioner according to the embodiment of the present utility model further includes a dust collecting mechanism 600, the dust collecting mechanism 600 includes a dust collecting groove 610, the dust collecting groove 610 is disposed on the air outlet side of the air duct structure 200, considering that when the dust collecting assembly 501 cleans the wind wheel 400, the cleaned dirt will fall along the air duct 201 toward the air outlet 212, in the embodiment, the dust collecting groove 610 is specifically disposed at the bottom of the air outlet 212, and the fallen dirt can be collected through the dust collecting groove 610, so as to facilitate cleaning the dirt.

Compared with the cleaning mode of dust collection in the related art, in the embodiment of the utility model, the dust collection assembly 501 cleans the wind wheel 400, and the dust collection groove 610 is utilized to collect dust, so that the dust can be conveniently and intensively treated, the aim of automatically cleaning the wind wheel 400 is fulfilled, the implementation mode is easier, and the cost is lower.

Referring to fig. 3, the air duct structure 200 of the embodiment of the present utility model includes a volute 210, an air duct 201 is formed in the volute 210, and the wind wheel 400 is rotatably connected in the volute 210, it can be understood that the volute 210 has a volute tongue 213 and an air duct 201 wall opposite to the volute tongue 213, a dust collecting groove 610 is disposed at one end of the air duct 201 wall far away from the wind wheel 400, a dust removing assembly 501 is disposed at an air inlet 211 of the volute 210, and dirt can fall into the dust collecting groove 610 along the air duct 201 wall during cleaning, so that the structure is more reasonable.

Referring to fig. 3 and 4, in some embodiments, the dust removing assembly 501 includes a brush member 510, where the brush member 510 is slidably disposed at the air inlet 211 of the air duct structure 200, the brush member 510 can clean the wind wheel 400, the driving assembly 502 is used to drive the brush member 510 to move, and the driving assembly 502 can drive the brush member 510 to move in a left-right direction during cleaning, so as to clean dust on the surface of the wind wheel 400.

It may be understood that, in the embodiment, the brush member 510 is located between the wind wheel 400 and the heat exchanger 300, one side of the brush member 510 facing the wind wheel 400 is an arc portion 512, the arc portion 512 is disposed along the circumferential direction of the wind wheel 400 and matches with the outer contour of the wind wheel 400, the surface of the arc portion 512 is provided with a brush 511, the wind wheel 400 can be cleaned by the brush 511, and the brush 511 may be made of wool, plastic wires or other materials, which is specifically selected according to practical use requirements.

Taking the plastic brush 511 as an example, one end of the brush 511 may be inlaid and fixed on the surface of the arc portion 512, and the other side extends towards the direction away from the brush member 510, and since the arc portion 512 matches with the outer contour of the wind wheel 400, the brush 511 can closely contact with the surface of the wind wheel 400, and the brush member 510 can perform the function of cleaning the wind wheel 400 when moving.

Referring to fig. 2, fig. 2 shows a front structure of the indoor unit 1000 of the air conditioner in a state that the heat exchanger 300 and the wind wheel 400 are not installed, the driving assembly 502 includes a first motor 520 and a worm 530, the first motor 520 is in driving connection with the worm 530, the worm 530 is in threaded connection with the brush member 510, wherein the first motor 520 is installed on an outer sidewall of the scroll case 210, the worm 530 is located between the wind wheel 400 and the heat exchanger 300, and the brush member 510 can be driven to move along the worm 530 when the first motor 520 drives the worm 530 to rotate, so that the brush member 510 can be driven to clean the wind wheel 400.

It can be appreciated that the worm 530 extends along the length direction of the volute 210, so that the brush member 510 can move back and forth in the outside of the air duct 201, and thus the whole wind wheel 400 can be cleaned, and the worm 530 is used for driving, so that the device has the characteristics of stable driving, high reliability and the like, and can effectively improve the working stability of the brush member 510.

Referring to fig. 3 and 6, in some embodiments, the brush member 510 is disposed on a side of the volute 210 near the volute tongue 213, and the brush member 510 does not occupy space in the air duct 201 during cleaning, so as to reduce wind resistance, relative to a structure in which the brush member 510 is mounted in the air duct 201; as can be understood from fig. 4, the whole bending of the brush member 510 has a certain arc shape, can be matched with the gap between the heat exchanger 300 and the wind wheel 400, effectively utilizes the space in the air conditioner indoor unit 1000, has compact installation, and can utilize the heat exchanger 300 to play a limiting role on the brush member 510, so that the operation of the brush member 510 is more stable.

It should be noted that, during the process of cleaning the wind wheel 400 by the brush member 510, the first motor 520 may drive the brush member 510 to move through the worm 530 to clean, at this time, the wind wheel 400 is kept still, the wind wheel 400 is driven to rotate to a certain angle after several times, and then the wind wheel 400 is continuously cleaned, so that the cleaning of the whole wind wheel 400 is realized by repeating the operation; or the wind wheel 400 can be driven to synchronously rotate when the brush member 510 moves back and forth, so as to achieve the purpose of cleaning the whole wind wheel 400, and the specific cleaning mode can be selected according to actual requirements.

In some embodiments, two or more brush members 510 may be provided, for example, two brush members 510 may be disposed side by side, and the worm 530 may drive the two brush members 510 to move synchronously, so that cleaning is faster and cleaning efficiency is effectively improved.

Referring to fig. 3 and 6, in some embodiments, the driving assembly 502 further includes a guide rod 540, one end of the brush member 510 is provided with a threaded hole, the threaded hole is connected with the worm 530, the other end of the brush member 510 is provided with a through hole, the guide rod 540 is slidably connected with the guide rod 540 through the through hole, the guide rod 540 is disposed parallel to the worm 530, the guide rod 540 plays a guiding role on the brush member 510, and two ends of the brush member 510 can be kept balanced through cooperation of the worm 530 and the guide rod 540, so that the moving stability of the brush member 510 can be further improved.

In some embodiments, the first motor 520 is a stepper motor, and drives the worm 530 to rotate through the stepper motor, and guides through the cooperation of the guide rod 540, so as to drive the brush member 510 to stably slide, thereby realizing the low-cost cleaning mechanism 500, and having a stable and reliable structure.

In the embodiment, the guide rod 540 is provided with one worm 530 above the guide rod 540, that is, the worm 530 is connected to the upper end of the brush member 510, and the guide rod 540 is connected to the lower end of the brush member 510. The positions of worm 530 and guide bar 540 are also replaced, for example only; in addition, the number of the guide rods 540 is not limited to one, and is specifically selected according to the width of the brush member 510, and the greater the width of the brush member 510, the more reliable the brush member 510 can be guided by using two or more guide rods 540.

Referring to fig. 3 and 6, in some embodiments, the dust collecting mechanism 600 further includes a cover 630 and a second motor 620, the cover 630 is disposed along the length direction of the dust collecting slot 610, the cover 630 is rotatably connected to the volute 210 near the dust collecting slot 610, the second motor 620 is in driving connection with the cover 630, specifically, two ends of the cover 630 along the length direction are respectively provided with a rotating shaft rotatably connected with the volute 210, the second motor 620 is in driving connection with the rotating shaft, and the cover 630 can be driven to open or close the dust collecting slot 610 by the second motor 620.

Fig. 3 and 5 show the structure of the cover plate 630 in a closed state, and it can be understood that when the cover plate 630 closes the dust collecting groove 610, the cover plate 630 covers the notch of the dust collecting groove 610, and the surface of the cover plate 630 can smoothly transition with the surface of the wall of the air duct 201, so that the cover plate 630 cannot protrude from the wall surface of the wall of the air duct 201, that is, the cover plate 630 becomes a part of the wall of the air duct 201, which is favorable for reducing wind resistance and does not affect the normal operation of the indoor unit 1000.

Specifically, in the embodiment, the width of the cover plate 630 is greater than the width of the notch of the dust collecting groove 610, the accommodating part 215 is provided on the surface of the wall of the air duct 201 near the dust collecting groove 610, the accommodating part 215 may be an accommodating groove matched with the cover plate 630, when the cover plate 630 is closed, the cover plate 630 may be accommodated in the accommodating groove, so as to achieve the purpose of hiding the cover plate 630, and the air outlet of the air duct 201 is not affected.

Fig. 6 and 7 show the structure of the cover plate 630 in an opened state, and it can be understood that when cleaning is required, the second motor 620 drives the cover plate 630 to be opened, and at this time, the brush member 510 can be driven by the worm 530 to move back and forth to clean, and the cover plate 630 does not affect the movement of the brush member 510 because the cover plate 630 is spaced from the brush member 510 by a certain distance.

It should be noted that, because the installation position of the brush member 510 is opposite to the wall of the air duct 201, dust will drop down along the volute tongue 213 when the brush member 510 is cleaned, in order to enable dust to drop into the dust collecting groove 610, in the embodiment, the cover plate 630 is configured such that when the dust collecting groove 610 is opened, one end of the cover plate 630 faces the dust collecting groove 610, specifically as shown in fig. 7, the extending surface of the cover plate 630 is located inside the dust collecting groove 610, and the other end abuts against the volute tongue 213, so that dust can slide into the dust collecting groove 610 along the cover plate 630, and meanwhile, the cover plate 630 can close the air outlet 212, so as to prevent dust from falling outside the air duct 201.

Specifically, the width of the cover plate 630 can be set according to the size of the air outlet 212, and when the dust collection groove 610 is opened, the cover plate 630 can shield the air outlet 212 and is abutted against the volute tongue 213, so that dirt can be guided to fall into the dust collection groove 610, the design is reasonable, and after the wind wheel 400 is cleaned, the cover plate 630 can be stored, so that the normal use of the air conditioner indoor unit 1000 is not affected.

It can be appreciated that the cover plate 630 covers the dust collecting groove 610 after cleaning, so that dust in the dust collecting groove 610 can be prevented from falling to the outer side of the air duct 201, and the quality of the air outlet can not be affected. The accumulated dirt in the dust collecting groove 610 can be cleaned manually, in some embodiments, a water receiving groove is arranged in the air conditioner indoor unit 1000 and used for receiving condensed water generated by the heat exchanger 300, the dust collecting groove 610 can be cleaned in a flushing mode, for example, water in the water receiving groove is discharged into the dust collecting groove 610 by a water pump or a drainage structure, the dust collecting groove 610 is provided with a drainage structure, the condensed water can be used for flushing the dust collecting groove 610, dirt collected by the dust collecting groove 610 can be flushed through the drainage structure, manual operation is not needed, the cleaning of the dirt is realized, the automatic cleaning wind wheel 400 is realized, the cleaning efficiency is high, and the cleaning effect is better.

It should be noted that, in the embodiment, the dust collecting groove 610 and the volute 210 may be formed integrally, specifically, the dust collecting groove 610 is formed at one end of the wall of the air duct 201 far away from the wind wheel 400, so that the manufacturing is easy to be implemented, and the cost is reduced.

The embodiment of the utility model also provides an air conditioner, which comprises the air conditioner indoor unit 1000 of the embodiment, wherein the air conditioner indoor unit 1000 can clean the whole wind wheel 400 through the dust removing component 501, and the dust removing component 501 is arranged on the air inlet side of the air duct structure 200, so that the space of the air duct structure 200 is not occupied, and the installation is more compact; and utilize dirt such as dust that collection dirt mechanism 600's dust collection groove 610 collects dirt, be convenient for clear up the dirt, the realization cost is lower, can reach the purpose of self-cleaning wind wheel 400, and cleaning efficiency is high, and cleaning effect is better, and user's use experience is better.

Because the air conditioner adopts all the technical schemes of all the embodiments, the air conditioner at least has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted herein.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. An indoor unit of an air conditioner, comprising:

an air duct structure;

the wind wheel is rotationally arranged in the air duct structure;

the cleaning mechanism comprises a dust removal assembly for cleaning the wind wheel, and the dust removal assembly is arranged on the air inlet side of the air duct structure and can move along the axial direction of the wind wheel;

the dust collecting mechanism comprises a dust collecting groove, and the dust collecting groove is arranged at the bottom of the air outlet side of the air duct structure.

2. The indoor unit of claim 1, wherein the dust removal assembly includes a brush member, the cleaning mechanism further includes a drive assembly for driving movement of the brush member, the drive assembly includes a first motor and a worm, the first motor is drivingly connected to the worm, and the worm is drivingly connected to the brush member.

3. The indoor unit of claim 2, wherein the driving unit further comprises a guide rod, one end of the brush member is connected to the worm, the other end is slidably connected to the guide rod, and the guide rod is disposed parallel to the worm.

4. The indoor unit of claim 2, wherein an arc-shaped portion provided along a circumferential direction of the wind wheel is provided on a side of the brush member facing the wind wheel, and a brush is provided on a surface of the arc-shaped portion.

5. The indoor unit of claim 1, wherein the air duct structure comprises a scroll casing, the scroll casing is provided with a scroll tongue and an air duct wall opposite to the scroll tongue, the dust removal assembly is arranged on one side of the scroll casing close to the scroll tongue, and the dust collection groove is arranged on one end of the air duct wall away from the wind wheel.

6. The indoor unit of claim 5, wherein the dust collection mechanism further comprises a cover plate and a second motor, the second motor is in driving connection with the cover plate, and the cover plate can open or close the dust collection groove.

7. The indoor unit of claim 6, wherein the cover plate is configured such that one end thereof faces the dust collection groove when the dust collection groove is opened, and the other end thereof abuts the volute tongue.

8. The indoor unit of claim 6, wherein the duct wall is provided with a receiving portion, and the cover plate is further configured to be received in the receiving portion when the dust collection groove is closed, so that the cover plate smoothly transitions with a surface of the duct wall.

9. The indoor unit of claim 5, wherein the dust collection tank and the scroll casing are of unitary construction.

10. An air conditioner comprising the air conditioner indoor unit according to any one of claims 1 to 9.