CN113028503A

CN113028503A - Air conditioner indoor unit, air conditioner and cleaning method

Info

Publication number: CN113028503A
Application number: CN202110425563.5A
Authority: CN
Inventors: 陈英强; 陈志伟; 梁博; 王现林
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-06-25

Abstract

The invention relates to the technical field of air conditioners, in particular to an air conditioner indoor unit, an air conditioner and a cleaning method. This machine in air conditioning includes: the cleaning device comprises a shell and a cleaning assembly arranged in the shell, wherein a sealing plate is movably connected at an air inlet of the shell, a baffle assembly is movably connected at an air outlet of the shell, when the air inlet is blocked by the sealing plate, and the air outlet is blocked by the baffle assembly, a sealed space is formed in the shell, and the sealed space is cleaned by the cleaning assembly; this application adopts confined space's design can effectively avoid outside washing water or sewage spill air conditioning indoor set in the cleaning process, causes the pollution to the environment, and the sewage that washs the production after accomplishing will rationally discharge via drainage mechanism, to sum up, adopt the design of this application can realize carrying out the rinse thoroughly to air conditioning indoor set inside.

Description

Air conditioner indoor unit, air conditioner and cleaning method

Technical Field

The invention relates to the technical field of air conditioners, in particular to an air conditioner indoor unit, an air conditioner and a cleaning method.

Background

At present, after an indoor unit of an air conditioner, particularly a wall-mounted air conditioner, runs for a long time, dust, dirt and the like are easily accumulated in the indoor unit, bacteria are easily bred after the indoor unit is not cleaned for a long time, and unclean air is blown into a room after gas exchange with the external environment, so that the health of a human body is influenced; therefore, the air-conditioning indoor unit needs to be cleaned regularly, in the prior art, the air-conditioning indoor unit is usually cleaned by using washing water, but when the air-conditioning indoor unit is cleaned by using the cleaning method, the washing water or sewage often splashes out of the air-conditioning indoor unit, so that the cleaning effect is influenced, and the indoor environment is polluted.

Disclosure of Invention

The application aims to provide an air conditioner indoor unit, an air conditioner and a cleaning method, and aims to solve the technical problem that when the air conditioner is cleaned by adopting washing water in the prior art, the washing water or sewage splashes out of the air conditioner indoor unit.

Technical scheme (I)

In order to achieve the above object, a first aspect of the present invention provides an indoor unit of an air conditioner, including: the cleaning device comprises a shell and a cleaning assembly arranged in the shell, wherein a sealing plate is movably connected to an air inlet of the shell, a baffle assembly is movably connected to an air outlet of the shell, the sealing plate blocks the air inlet, the baffle assembly blocks the air outlet, a sealing space is formed in the shell, and the cleaning assembly cleans the sealing space.

Optionally, the cleaning assembly includes: the water tank, the water pump and the plurality of spray heads are connected, wherein at least one spray head faces to the evaporator and the cross-flow fan blade arranged in the shell; at least one shower nozzle orientation set up in filter screen of air intake department.

Optionally, a first isolation member and a second isolation member for isolating the electrical device are respectively disposed at two ends of the housing.

Optionally, a heating assembly is further disposed between the evaporator and the cross-flow fan blade to remove moisture left in the sealed space.

Optionally, the filter screen is mounted at the air inlet through a support frame, a mounting cavity is formed in the support frame, and the sealing plate extends into the mounting cavity to seal the air inlet; the sealing plate extends out of the mounting cavity to open the air inlet.

Optionally, the shape of the sealing plate is matched with the shape of the supporting frame, the shape of the sealing plate is matched with the shape of the front panel, when the sealing plate extends into the mounting cavity, the sealing plate is parallel to the supporting frame, and when the sealing plate extends out of the mounting cavity, the sealing plate is parallel to the front panel.

Optionally, the baffle assembly comprises: the first baffle and the second baffle are respectively connected to two sides of the air outlet in a rotating manner and close to each other to block the air outlet; the first baffle and the second baffle are far away from each other to open the air outlet.

Optionally, the free ends of the first baffle and the second baffle are connected through a locking structure.

Optionally, the housing on both sides of the air outlet is provided with accommodating grooves for accommodating the first baffle and the second baffle.

Optionally, the indoor unit of air conditioner further includes: the water draining device comprises a plurality of water draining holes formed in the shell and a water channel arranged below the water draining holes, wherein a water draining port is formed in one end, far away from the water draining holes, of the shell and communicated with the water channel.

Optionally, the first water baffle, the second water baffle and the drain hole are arranged at a preset angle.

To achieve the above object, a second aspect of the present invention provides an air conditioner comprising: air condensing units and as in any one of the preceding air conditioning in machine, air condensing units and air conditioning are communication connection.

To achieve the above object, a third aspect of the present invention provides a cleaning method comprising:

if the current indoor unit is detected to be dirty and blocked, reducing the rotating speed of the cross-flow fan blade to a preset value, driving the sealing plate to move to block the air inlet, and driving the baffle plate assembly to move to block the air outlet;

and if the sealing plate and the baffle plate assembly are detected to move in place, the cleaning assembly is driven to clean the formed sealed space.

Optionally, after the step of driving the cleaning assembly to perform the cleaning operation on the formed sealed space if it is detected that the sealing plate and the baffle plate assembly both move in place, the method further includes:

and if the cleaning assembly is detected to stop working, driving the heating assembly to dry the sealed space so as to remove the moisture left in the sealed space.

(II) advantageous effects

Compared with the prior art, the invention has the following beneficial effects:

the invention provides an air conditioner indoor unit, an air conditioner and a cleaning method, wherein the air conditioner indoor unit comprises: the cleaning device comprises a shell and a cleaning assembly arranged in the shell, wherein a sealing plate is movably connected at an air inlet of the shell, a baffle assembly is movably connected at an air outlet of the shell, when the air inlet is blocked by the sealing plate, and the air outlet is blocked by the baffle assembly, a sealed space is formed in the shell, and the sealed space is cleaned by the cleaning assembly; this application adopts the design that can change formation confined space can effectively avoid outside washing water or sewage spill air conditioning indoor set in the cleaning process to avoid causing the pollution to the environment, and the sewage that washs the production after accomplishing will rationally discharge via drainage mechanism, to sum up, adopt the design of this application can realize carrying out the rinse thoroughly to the air conditioning indoor set inside, improve the cleaning efficiency, guarantee the cleaning performance, reduce manpower and materials.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for a person skilled in the art that other drawings can be obtained according to the drawings without inventive exercise, wherein:

fig. 1 is an exploded view of an indoor unit of an air conditioner according to the present invention;

FIG. 2 is a schematic structural view of the indoor unit of an air conditioner of the present invention with the filter screen, the sealing plate and the front panel removed;

FIG. 3 is a schematic view of the first spacer and the filter screen of the present invention;

FIG. 4 is a schematic view of the second spacer of the present invention in cooperation with a filter screen;

FIG. 5 is a schematic view of the arrangement of the spray heads according to the present invention;

FIG. 6 is a schematic view of the structure of the opening inlet of the sealing plate according to the present invention;

FIG. 7 is a schematic structural view of the sealing plate for sealing the air inlet in the present invention;

FIG. 8 is a schematic view of the structure of the baffle assembly for opening the outlet of the air conditioner;

FIG. 9 is an enlarged partial view of FIG. 8;

FIG. 10 is a schematic view of the baffle assembly of the present invention blocking the air outlet;

FIG. 11 is an enlarged partial view of FIG. 10;

FIG. 12 is a schematic view showing the structure of a drainage mechanism in the present invention;

FIG. 13 is a schematic view showing a structure of a drain hole in the present invention;

FIG. 14 is a schematic structural diagram of a first baffle plate or a second baffle plate transmission structure according to the present invention;

FIG. 15 is a schematic diagram of a cleaning method according to the present invention.

In the figure: 1. a housing; 2. an air inlet; 3. a sealing plate; 4. an air outlet; 5. a baffle assembly; 6. a water tank; 7. a water pump; 8. a spray head; 9. an evaporator; 10. a cross-flow fan blade; 11. a filter screen; 12. a first spacer; 13. a second spacer; 14. a heating assembly; 15. a support frame; 16. a front panel; 17. a first baffle plate; 18. a second baffle; 19. a first locking member; 20. a second locking member; 21. a receiving groove; 22. a drain hole; 23. a water channel; 24. a water outlet; 25. a limiting groove; 26. and (5) a locking structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The invention is described in further detail below with reference to the following figures and detailed description:

in order to solve the technical problem in the prior art that the cleaning effect on the inside of an air conditioner indoor unit is poor, as shown in fig. 1 to 13, a first aspect of the present application provides an air conditioner indoor unit, including: casing 1 and install the cleaning assembly in casing 1, the bottom of casing 1 is provided with drainage mechanism, specifically, as shown in fig. 11-13, drainage mechanism includes: the sewage treatment device comprises a plurality of drain holes 22 arranged on the shell 1 and a water channel 23 arranged below the drain holes 22, wherein a drain port 24 is also arranged at one end of the shell 1, which is far away from the drain holes 22, the drain port 24 is communicated with the water channel 23, the sewage generated after cleaning is discharged into the water channel 23 through the drain holes 22 and finally flows into the drain port 24 along the water channel 23, so that the sewage is collected; a sealing plate 3 is movably connected at the air inlet 2 of the shell 1; specifically, as shown in fig. 6, the shape of the sealing plate 3 is respectively matched with the supporting frame 15 and the front panel 16 of the housing 1, when the sealing plate 3 extends into the mounting cavity, the sealing plate is parallel to the supporting frame 15, and when the sealing plate 3 extends out of the mounting cavity, the sealing plate is parallel to the front panel 16, so that the occupied space is effectively reduced; in the air conditioning indoor unit under refrigeration or the mode of heating, closing plate 3 is placed in the position that is parallel mutually in front panel 16, and when needs wash the air conditioning indoor unit, then drive closing plate 3 make it stretch into the installation cavity can, this moment, closing plate 3 parallels with carriage 15 to shutoff air intake 2, like, after the washing is accomplished, then drive closing plate 3 make it stretch out the installation cavity can, this moment, closing plate 3 parallels with front panel 16, thereby open air intake 2.

And a baffle assembly 5 is movably connected to the air outlet 4 of the housing 1, in this embodiment, as shown in fig. 8 to 11, the baffle assembly 5 includes: the air outlet device comprises a first baffle 17 and a second baffle 18 which are matched, wherein the first baffle 17 and the second baffle 18 are respectively connected to two sides of the air outlet 4 in a rotating mode, and the first baffle 17 and the second baffle 18 are close to each other to seal the air outlet 4; the first flap 17 and the second flap 18 are moved away from each other to open the outlet mouth 4; when the air-conditioning indoor unit normally refrigerates or heats, the first baffle 17 and the second baffle 18 are both placed on the inner wall surface of the shell 1 on two sides of the air outlet 4, and when the air-conditioning indoor unit needs to be cleaned, the first baffle 17 and the second baffle 18 rotate relative to the shell 1 at the same time, the rotating direction is a direction approaching to each other, when the first baffle 17 and the second baffle 18 completely approach to each other, the air outlet 4 is blocked, the same is achieved, after cleaning is completed, the first baffle 17 and the second baffle 18 rotate relative to the shell 1 again at the same time, the rotating direction is a direction away from each other, when the first baffle 17 and the second baffle 18 completely keep away from each other, the air outlet 4 is opened, so that normal air outlet operation is performed.

Preferably, when the air-conditioning indoor unit needs to be cleaned, the first baffle 17 rotates by 32 ° under the action of the transmission structure, the second baffle 18 rotates by 156 ° under the action of the transmission structure, so that the first baffle 17 and the second baffle 18 intersect, thereby realizing the plugging of the air outlet 4, and similarly, after the cleaning is completed, the first baffle 17 rotates by 32 ° in the reverse direction under the action of the transmission structure and then moves to the position attached to the inner wall surface of the casing 1, and the second baffle 18 rotates by 156 ° in the reverse direction under the action of the transmission structure and then moves to the position attached to the inner wall surface of the casing 1, thereby realizing the opening of the air outlet 4; as shown in fig. 14, the specific structure of the transmission structure in the above embodiment includes: engaged with first gear and second gear, first gear is connected with the motor, the second gear is connected with the rotation axis, first baffle 17 or second baffle 18 overlap respectively and locate on the rotation axis, exemplarily, when needing baffle subassembly 5 to block up air outlet 4, driving motor carries out clockwise rotation 32, will drive the rotation axis and carry out clockwise rotation 32 in step under the transmission of gear, at this moment, under the effect of rotation axis, first baffle 17 will rotate 32 with the same reason to the direction that is close to second baffle 18, the motion process of second baffle 18 is similar with the aforesaid, the event does not do here and has too much to describe repeatedly.

Further, in order to improve the efficiency of discharging the sewage, the first baffle, the second baffle and the drain hole 22 are arranged at a predetermined angle, wherein the predetermined angle is an acute angle, and in the embodiment, the predetermined angle is preferably set to 10 °, so as to ensure that the generated sewage flows into the second baffle 18 through the first baffle 17, then flows into the water channel 23 through the drain hole 22, and finally flows into the water outlet 24 through the water channel 23, thereby collecting all the sewage.

When the sealing plate 3 blocks the air inlet 2 and the baffle plate assembly 5 blocks the air outlet 4, a sealed space is formed in the shell 1, and the sealed space is cleaned through the cleaning assembly; preferably, as shown in fig. 6 and 7, two air inlets 2 are provided, a sealing plate 3 is movably connected to each corresponding air inlet 2, and the two sealing plates 3 can simultaneously seal the two air inlets 2 through one transmission structure, or sequentially seal the two air inlets 2 through the transmission structures; in this embodiment, each sealing plate 3 is movably connected with the corresponding air inlet 2 through a transmission structure to seal or open the air inlet 2; this application adopts confined space's design can effectively avoid outside the cleaning process sewage spill air conditioning indoor set, causes the pollution to the environment, and the sewage that washs the production after accomplishing will rationally discharge via drainage mechanism, combines, adopts the design of this application can realize carrying out the rinse thoroughly to the air conditioning indoor set inside, improves the cleaning efficiency, guarantees the cleaning performance, reduces manpower and materials.

In a preferred embodiment, in order to completely clean the filter screen 11, the evaporator 9 and the cross-flow fan blade 10, as shown in fig. 5, 8 and 10, the cleaning assembly includes: the water tank 6, the water pump 7 and the plurality of spray heads 8 are connected, wherein at least one spray head 8 faces an evaporator 9 and a cross-flow fan blade 10 which are arranged in the shell 1, and at least one spray head 8 faces a filter screen 11 which is arranged at the air inlet 2; in this embodiment, 5 nozzles are provided, of which 3 face the evaporator 9 and the cross-flow fan blade 10, and 2 face the filter screen 11; when the air conditioning indoor unit is cleaned, the water pump 7 is used for supplying water to the plurality of nozzles 8, and the washing water is sprayed out from the plurality of nozzles 8 to clean the interior of the air conditioning indoor unit, specifically, a part of the washing water is sprayed out towards the direction of the filter screen 11 through a part of the nozzles 8 to clean the filter screen 11 thoroughly, and the other part of the washing water is sprayed out towards the direction of the evaporator 9 and the cross-flow fan blade 10 through the rest of the nozzles 8 to clean the evaporator 9 and the cross-flow fan blade 10 thoroughly; furthermore, each spray head 8 can rotate 360 degrees, so that the cleaning efficiency is improved; wherein, the washing water can be clear water or the mixed solution of clear water and detergent, and in this embodiment, in order to further promote to promote and promote cleaning efficiency, it is preferred that the washing water is the mixed solution of clear water and detergent.

According to an embodiment of the present invention, in order to further improve the sealing performance of the sealed space, preferably, as shown in fig. 3 and 4, a first isolation member 12 and a second isolation member 13 for isolating an electrical device are respectively disposed at two ends of the housing 1, the first isolation member 12 is clamped to one end of the filter screen 11 to seal a gap between one side wall surface of the housing and the filter screen 11, and the second isolation member 13 is clamped to the other end of the filter screen 11 to seal a gap between the other side wall surface of the housing and the filter screen 11; in this embodiment, first barrier member 12 sets up in the top of the left side lateral wall face of casing, and set up to angle type frame, in order to realize plugging the gap between casing left side lateral wall face and the filter screen through angle type frame, and the same is rational, second barrier member 13 sets up in the top of the right side lateral wall face of casing, and set up to the sideboard, in order to realize plugging the gap between casing right side lateral wall face and the filter screen through the sideboard, of course, first barrier member 12 and second barrier member 13 are not only limited to above-mentioned two kinds of structural design, as long as can realize isolated electric device, thereby avoid the structure that the washing water caused the damage to electric device all to be applicable to this application, all belong to the protection scope of this application.

In a specific embodiment, as shown in fig. 1, 6 and 7, the filter screen 11 is installed at the air inlet 2 through the supporting frame 15, in order to ensure the stability of the connection, it is preferable that the filter screen 11 and the supporting frame 15 are integrally formed, and of course, in order to implement the maintenance and replacement of the filter screen 11, the filter screen 11 and the supporting frame 15 may also be detachably connected, for example, by using the matching of a buckle and a clamping groove; a mounting cavity is formed in the support frame 15, and the sealing plate 3 extends into the mounting cavity to seal the air inlet 2; the sealing plate 3 extends out of the mounting cavity to open the air inlet 2; preferably, a sliding groove is arranged on the wall surface of the support frame 15 close to the air inlet 2, and the shape of the sliding groove is matched with that of the sealing plate 3; when the indoor unit of the air conditioner needs to be cleaned, under the action of the transmission structure, the two sealing plates 3 extend into the mounting cavity along the sliding grooves to block the air inlet 2, and similarly, after the cleaning is finished, under the action of the transmission structure, the two sealing plates 3 extend out of the mounting cavity along the sliding grooves to open the air inlet 2, and naturally, the blocking or the opening of the air inlet 2 by the two sealing plates 3 can be finished synchronously or successively, and can be preset according to needs; the transmission structure can be matched between a gear set and a synchronous chain, specifically, two ends of the sliding chute are respectively provided with a gear, the sealing plate 3 is connected with the synchronous chain, illustratively, when the indoor unit of the air conditioner needs to be cleaned, a driving component such as a motor drives the gear to rotate anticlockwise, and at the moment, the synchronous chain synchronously rotates anticlockwise so as to drive the sealing plate 3 to extend into the mounting cavity and seal the air inlet 2; the working process after the cleaning is finished is opposite to the above, so that redundant description is not provided herein; in another embodiment, transmission structure can also set up to the cylinder, and wherein the flexible end of cylinder is connected with closing plate 3, when needs wash the air conditioning indoor set, only need drive the piston end to the direction motion of withdrawal cylinder body can, this moment, will drive closing plate 3 to the direction motion of stretching into the installation cavity, and is on the same way, after the washing is accomplished, only need drive the piston end to the direction motion of stretching out the cylinder body can, this moment, will drive closing plate 3 to the direction motion of stretching into the installation cavity.

Further, in order to avoid moisture left in the sealed space and influence on normal operation of the indoor unit of the air conditioner, a heating assembly 14 is further arranged between the evaporator 9 and the cross-flow fan blade 10, specifically, the heating assembly 14 can be a heater or a heater, and after cleaning is completed, before the baffle assembly 5 opens the air outlet 4, the cross-flow fan blade 10 is ensured to rotate at a low speed, illustratively, the rotating speed is 300prm, in this state, the heating assembly is opened for 143 minutes to dry the inside of the indoor unit of the air conditioner, of course, the opening time of the heating assembly 14 and the rotating speed of the cross-flow fan blade 10 are not limited to the above parameters, and specific parameters can be set by a user in a self-defined mode or can be determined through multiple tests.

According to an embodiment of the present invention, in order to further improve the blocking effect of the first baffle 17 and the second baffle 18 on the air outlet 4, as shown in fig. 11, the free ends of the first baffle 17 and the second baffle 18 are connected by a locking structure 26; specifically, the locking structure 26 includes: a first locking member 19 and a second locking member 20 which are matched with each other, wherein one of the first locking member 19 and the second locking member 20 is arranged at the free end of the first baffle plate 17, and the other one is arranged at the free end of the second baffle plate 18; in the present embodiment, the first locking member 19 is disposed at the free end of the first blocking plate 17, and the second locking member 20 is disposed at the free end of the second blocking plate 18, and illustratively, the first locking member 19 is disposed as a groove, and the second locking member 20 is disposed as a protrusion; when the first baffle 17 and the second baffle 18 are intersected, the protrusion arranged on the second baffle 18 slides into the groove arranged on the first baffle 17, so that the first baffle 17 and the second baffle 18 are stably connected, and the plugging effect of the air outlet 4 is improved.

According to an embodiment of the present invention, as shown in fig. 9 and 11, the housing 1 on both sides of the air outlet 4 is provided with a receiving groove 21 for receiving the first baffle 17 and the second baffle 18, and after the air outlet 4 is opened, the first baffle 17 and the second baffle 18 are received in the corresponding receiving groove 21, so as to effectively avoid the influence on the air outlet efficiency of the air outlet 4, preferably, the shape of the receiving groove 21 is adapted to the shape of the first baffle 17 and the second baffle 18.

Further, in order to avoid the first baffle 17 from loosening from the accommodating groove 21, a limiting part matched with the first locking part 19 is further arranged in the accommodating groove 21, in this embodiment, as shown in fig. 11, when the first locking part 19 is arranged as a groove, the limiting part is arranged as a limiting protrusion, when the first baffle 17 is accommodated in the accommodating groove 21, the groove is matched with the limiting protrusion, so that the first baffle 17 is stably fixed in the accommodating groove 21, and the stability of the first baffle 17 connected with the housing 1 is improved.

As shown in fig. 1 to 10, a second aspect of the present application provides an air conditioner including: outdoor set of air conditioning and any one in the preceding air conditioning indoor set, outdoor set of air conditioning and indoor set of air conditioning are communication connection.

As shown in fig. 15, a third aspect of the present application provides a cleaning method, including:

s101: if the current indoor unit of the air conditioner is detected to be dirty and blocked, reducing the rotating speed of the cross-flow fan blade 10 to a preset value, driving the sealing plate 3 to move to block the air inlet 2, and driving the baffle plate assembly 5 to move to block the air outlet 4;

specifically, whether the current air-conditioning indoor unit is dirty or not can be judged by detecting the current value of the motor, for example, when the current value of the motor is detected to be smaller and the resistance is detected to be larger, the situation that the evaporator 9 is dirty or not is indicated, and along with the continuous reduction of the current value, the situation that the dirty or not of the evaporator 9 is more and more serious is indicated, the rotating speed of the cross-flow fan blade 10 is reduced to 300prm, the sealing plate 3 and the baffle plate assembly 5 are driven to respectively seal the air inlet 2 and the air outlet 4 to form a sealed space for cleaning operation, and the specific sealing process is the same as the above, so that redundant description is not given here; the design of reducing the rotating speed of the cross-flow fan blade 10 to a preset value is to reduce wind resistance so as to ensure the sealing performance of a sealing space.

S102: and if the sealing plate 3 and the baffle plate assembly 5 are detected to move in place, driving the cleaning assembly to clean the formed sealed space.

1. Specifically, the baffle assembly 5 moves in place, that is, the first baffle 17 and the second baffle 18 have completed rotation at a preset angle, for example, the first baffle 17 rotates 32 °, the second baffle 18 rotates 156 °, and when it is detected that the first baffle 17 and the second baffle 18 have rotated according to the angle, it is indicated that the air outlet 4 has been blocked by the first baffle 17 and the second baffle 18, at this time, only the sealed space needs to be cleaned by the cleaning assembly, preferably, the cleaning assembly is provided with a plurality of nozzles 8, one part of the nozzles 8 faces the evaporator 9 and the cross-flow fan blade 10 arranged in the casing 1, and the other part of the nozzles 8 faces the filter screen 11 arranged at the air inlet 2.

In order to further improve the cleaning effect, after the step of driving the cleaning assembly to perform the cleaning operation on the formed sealed space if it is detected that both the sealing plate 3 and the baffle plate assembly 5 are moved in place, the method further comprises:

if the cleaning assembly is detected to stop working, the heating assembly 14 is driven to perform a drying operation on the sealed space to remove the moisture left in the sealed space.

Specifically, after it is detected that the cleaning assembly supports water spraying, the driving heating assembly 14 dries the sealed space for 3 minutes to remove the moisture left in the sealed space.

When the indoor unit of the air conditioner starts to work, the water tank 6 automatically collects water to prepare for supplying water to the plurality of nozzles 8,

if the current intensity of the motor is detected to be reduced, the phenomenon of dirty blocking of the indoor unit of the air conditioner is indicated at the moment, the rotating speed of the cross-flow fan blade 10 is reduced to 300rpm, and the sealing plate 3 is driven to extend into the mounting cavity so as to block the air inlet 2; the first baffle 17 is driven to rotate 32 degrees in the direction close to the second baffle 18, the second baffle 18 is driven to rotate 152 degrees in the direction close to the first baffle 17, so that the first baffle 17 and the second baffle 18 are crossed, the air outlet 4 is plugged, then the filter screen 11, the evaporator 9 and the through-flow fan blade 10 are cleaned through the plurality of spray heads 8, wherein specific cleaning time can be adjusted in a self-adaptive mode according to the dirty and blocked condition, exemplarily, if the current of the evaporator 9 is detected to be reduced gradually, the dirty and blocked condition of the evaporator 9 at the moment is more and more serious, the cleaning time is prolonged correspondingly, and the cleaning effect is guaranteed.

After the nozzle 8 is cleaned, the through-flow fan blade 10 is kept to rotate at a low speed, the electric heating assembly 14 is started, the sealed space is baked for 3 minutes, after baking is completed, the sealing plate 3 is driven to extend out of the mounting cavity to open the air inlet 2, the first baffle 17 is driven to rotate 32 degrees in the direction away from the second baffle 18, the air returns to the accommodating groove 21 formed in the shell 1, and similarly, the second baffle 18 rotates 156 degrees in the direction away from the first baffle 17, the air returns to the accommodating groove 21 formed in the shell 1, and the air outlet 4 is opened.

The embodiments in the present description are all described in a progressive manner, and some of the embodiments are mainly described as different from other embodiments, and the same and similar parts among the embodiments can be referred to each other.

It is noted that in the description and claims of the present application and in the above-mentioned drawings, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. 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.

Also, the terms "comprises," "comprising," and "having," as well as any variations thereof or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications and changes to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An indoor unit of an air conditioner, comprising: the cleaning device comprises a shell (1) and a cleaning assembly arranged in the shell (1), wherein a sealing plate (3) is movably connected to an air inlet (2) of the shell (1), a baffle assembly (5) is movably connected to an air outlet (4) of the shell (1), the sealing plate (3) blocks the air inlet (2) and the baffle assembly (5) blocks the air outlet (4), a sealed space is formed in the shell (1), and the sealed space is cleaned by the cleaning assembly.

2. An indoor unit of an air conditioner according to claim 1, wherein the cleaning assembly includes: the water tank (6), the water pump (7) and the plurality of spray heads (8) are connected, wherein at least one spray head (8) faces to an evaporator (9) and a cross-flow fan blade (10) which are arranged in the shell (1); at least one spray head (8) faces towards a filter screen (11) arranged at the air inlet (2).

3. The indoor unit of air conditioner as claimed in claim 2, wherein the casing (1) is further provided at its both ends with a first spacer (12) and a second spacer (13) for isolating electric components, respectively.

4. An indoor unit of an air conditioner as claimed in claim 2, wherein a heating assembly (14) is further provided between the evaporator (9) and the cross-flow fan blade (10) to remove moisture left in the sealed space.

5. The indoor unit of air conditioner as claimed in claim 3, wherein the filter screen (11) is installed at the air inlet (2) through a support frame (15), a mounting cavity is formed in the support frame (15), and the sealing plate (3) extends into the mounting cavity to block the air inlet (2); the sealing plate (3) extends out of the mounting cavity to open the air inlet (2).

6. An indoor unit of an air conditioner according to claim 5, wherein the sealing plate (3) has a shape corresponding to the shape of the support frame (15), and the sealing plate (3) has a shape corresponding to the shape of the front panel (16), and is parallel to the support frame (15) when the sealing plate (3) is inserted into the installation cavity, and is parallel to the front panel (16) when the sealing plate (3) is inserted out of the installation cavity.

7. The air conditioning indoor unit of claim 1, wherein the baffle plate assembly (5) comprises: the air outlet structure comprises a first baffle plate (17) and a second baffle plate (18) which are matched with each other, wherein the first baffle plate (17) and the second baffle plate (18) are respectively connected to two sides of the air outlet (4) in a rotating mode, and the first baffle plate (17) and the second baffle plate (18) are close to each other to block the air outlet (4); the first flap (17) and the second flap (18) are distanced from each other to open the outlet mouth (4).

8. The indoor unit of air conditioner according to claim 7, characterized in that the free ends of the first flap (17) and the second flap (18) are connected by a locking structure (26).

9. The indoor unit of claim 7, wherein the housing (1) on both sides of the outlet (4) is provided with a receiving groove (21) for receiving the first baffle (17) and the second baffle (18).

10. An indoor unit of an air conditioner according to claim 7, further comprising: the water draining device comprises a plurality of water draining holes (22) formed in the shell (1) and a water channel (23) arranged below the water draining holes (22), wherein a water draining port (24) is further formed in one end, far away from the water draining holes (22), of the shell (1), and the water draining port (24) is communicated with the water channel (23).

11. The indoor unit of claim 10, wherein the first and second water guards and the drainage hole (22) are disposed at a predetermined angle.

12. An air conditioner, comprising: an outdoor unit of an air conditioner and an indoor unit of an air conditioner according to any one of claims 1 to 11, the outdoor unit of the air conditioner being in communication with the indoor unit of the air conditioner.

13. A method of cleaning, the method comprising:

if the situation that the indoor unit of the air conditioner is dirty and blocked at present is detected, the rotating speed of the cross-flow fan blade (10) is reduced to a preset value, the sealing plate (3) is driven to move to block the air inlet (2), and the baffle plate assembly (5) is driven to move to block the air outlet (4);

and if the sealing plate (3) and the baffle plate assembly (5) are detected to move in place, the cleaning assembly is driven to clean the formed sealed space.

14. The cleaning method according to claim 13, wherein after the step of driving the cleaning assembly to perform the cleaning operation on the formed sealed space if it is detected that the sealing plate (3) and the baffle plate assembly (5) are both moved in place, the method further comprises:

if the cleaning assembly is detected to stop working, the heating assembly (14) is driven to carry out drying operation on the sealed space so as to remove the moisture left in the sealed space.