CN219036874U - Wall-mounted air conditioner and indoor unit thereof - Google Patents

Abstract

The utility model relates to the technical field of air conditioners, in particular to a wall-mounted air conditioner and an indoor unit thereof, and aims to solve the problem that a purification module of the indoor unit of the existing wall-mounted air conditioner is not convenient to detach when being fixed to a heat exchanger. For this purpose, the inner machine of the wall-mounted air conditioner comprises a housing, wherein an air inlet and an air outlet are respectively arranged at the top and the bottom of the housing, the front part of the housing is provided with an opening and a panel capable of opening and closing the opening, the inner machine further comprises a purifying component, the purifying component comprises a mounting bracket and a purifying device arranged on the mounting bracket, a first sliding structure is arranged on the mounting bracket, a second sliding structure is arranged on the housing at a position positioned in the opening, and the mounting bracket is mounted to the housing in the opening in a sliding mode by virtue of the first sliding structure and the second sliding structure so as to assemble and disassemble the purifying component. When the cleaning device is required to be cleaned, the mounting bracket can be detached from the opening by opening the panel, so that the cleaning assembly is convenient to detach.

Description

Wall-mounted air conditioner and indoor unit thereof

Technical Field

The utility model relates to the technical field of air conditioners, and particularly provides a wall-mounted air conditioner and an indoor unit thereof.

Background

With the continuous improvement of the life quality of people, the requirements of people on the indoor air quality are higher and higher. Although the indoor unit of the existing wall-mounted air conditioner is provided with the filter screen, the filter screen can only filter out dust with larger particles, but cannot filter out dust with smaller particles, bacteria, allergens and the like.

In order to improve the filtering effect, the indoor unit of the improved wall-mounted air conditioner is provided with a purifying device which is fixed to the heat exchanger. The cleaning device needs to be periodically disassembled to remove impurities such as dust accumulated thereon. However, the purification device needs to be detached after the cover of the indoor unit is detached, and the purification device is inconvenient to detach.

Accordingly, there is a need in the art for a new solution to the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the purification module of the indoor unit of the existing wall-mounted air conditioner is fixed to a heat exchanger and is inconvenient to detach.

In a first aspect, the present utility model provides an indoor unit of a wall-mounted air conditioner, the indoor unit including a casing, an air inlet and an air outlet being provided at top and bottom of the casing, respectively, a front of the casing having an opening and a panel capable of opening and closing the opening, the indoor unit further including a purifying assembly including a mounting bracket and a purifying device provided on the mounting bracket, a first sliding structure being provided on the mounting bracket, a second sliding structure being provided on the casing at a position located in the opening, the mounting bracket being slidably mounted to the casing in the opening by means of the first sliding structure and the second sliding structure, so as to detach the purifying assembly.

In the above preferred technical solution of the indoor unit, the mounting bracket is fixedly connected with the casing in a state where the mounting bracket is mounted in place.

In the preferred technical scheme of the indoor unit, the second sliding structure comprises a first sliding groove section and a second sliding groove section which are sequentially distributed along the direction facing the inside of the opening, the first sliding structure comprises a first sliding block section and a second sliding block section which are sequentially distributed along the direction facing the inside of the opening, and in the state that the mounting bracket is mounted in place, the first sliding block section is in clearance fit with the first sliding groove section, and the second sliding block section is in interference fit with the second sliding groove section.

In the above preferred technical solution of the indoor unit, a guiding structure is provided on the first sliding structure and/or the second sliding structure.

In the above preferred technical solution of the indoor unit, the second sliding structure extends obliquely upward in a direction toward the inside of the opening, and in a state in which the mounting bracket is mounted in place, the mounting bracket is located between the heat exchanger in the casing and the air inlet.

In the above preferred technical solution of the indoor unit, the second sliding structure extends obliquely downward in a direction toward the inside of the opening, and in a state in which the mounting bracket is mounted in place, the mounting bracket is located between the heat exchanger in the casing and the air outlet.

In the preferred technical scheme of the indoor unit, a first electrode contact is arranged on the housing, a second electrode contact is arranged on the mounting bracket, the first electrode contact is electrically connected with the indoor unit, the purification module is electrically connected with the second electrode contact, and the first electrode contact is in contact with the second electrode contact in a state that the mounting bracket is mounted in place.

In the above-mentioned preferred technical solution of the indoor unit, the mounting bracket is provided with a plurality of purifying devices, and the plurality of purifying devices are different in type.

In the preferred technical solution of the indoor unit, the purifying module is provided with a third sliding structure, the mounting bracket is provided with a fourth sliding structure, and the purifying device is mounted to the mounting bracket in a sliding manner by means of the third sliding structure and the fourth sliding structure.

Under the condition of adopting the technical scheme, the front part of the indoor unit housing is provided with an opening and a panel capable of opening and closing the opening, the purifying component of the indoor unit comprises a mounting bracket and a purifying device arranged on the mounting bracket, a first sliding structure is arranged on the mounting bracket, a second sliding structure is arranged at the position, positioned in the opening, on the housing, and the mounting bracket is arranged to the housing in the opening in a sliding mode by virtue of the first sliding structure and the second sliding structure so as to assemble and disassemble the purifying component. When the cleaning device is required to be cleaned, the panel is opened, the mounting bracket is detached from the opening, the cleaning device on the mounting bracket is cleaned and then is mounted on the housing from the opening, and finally the panel is closed. Therefore, the purification device can be disassembled without disassembling the housing, and the disassembly of the purification device is facilitated.

Preferably, the mounting bracket is fixedly connected to the housing in a state in which the mounting bracket is mounted in place. Like this, can improve the connection stability of installing support and housing, avoid purifying the condition emergence that the subassembly receives the vibration to drop.

Preferably, the second sliding structure comprises a first sliding groove section and a second sliding groove section which are distributed in sequence along a direction towards the inside of the opening, the first sliding structure comprises a first sliding block section and a second sliding block section which are distributed in sequence along a direction towards the inside of the opening, and in a state that the mounting bracket is mounted in place, the first sliding block section is in clearance fit with the first sliding groove section, and the second sliding block section is in interference fit with the second sliding groove section. Through such setting, in installing the installing support to the housing in a sliding manner, the installing support slides smoothly earlier, and the sliding resistance of installing support suddenly increases when just in place for the installer can feel the installing support and install in place.

Preferably, the first sliding structure and/or the second sliding structure are provided with guiding structures. Through such setting, when the installing support is installed to the housing, the first sliding structure of guide structure guide and second sliding structure sliding connection, the installation of the installing support of being convenient for more.

Preferably, the second sliding structure extends obliquely upward in a direction toward the inside of the opening, and the mounting bracket is located between the heat exchanger and the air intake in the housing in a state where the mounting bracket is mounted in place. Because the indoor unit is installed in the high position of wall, the second sliding structure upwards extends along the slope of the direction towards the inside of opening, and the personnel who is convenient for stand in indoor unit below like this dismouting purification subassembly.

Preferably, the housing is provided with a first electrode contact, the mounting bracket is provided with a second electrode contact, the first electrode contact is electrically connected with the indoor unit, the purification module is electrically connected with the second electrode contact, and the first electrode contact is contacted with the second electrode contact in a state that the mounting bracket is mounted in place. Through such setting, to the purification module that needs the electricity to use, under the state that the installing support was installed in place, the second electrode contact on the installing support contacted with the first electrode contact on the housing, realized the electricity of purification module and indoor set promptly and be connected, need not the manual connection electric wire any more, simplified the operation.

Preferably, the mounting bracket is provided with a plurality of purifying devices, the plurality of purifying devices being of different types. Through setting up like this, a plurality of different grade type purifier synergism has improved the air purification effect.

Preferably, the purification module is provided with a third sliding structure and the mounting bracket is provided with a fourth sliding structure, the purification device being mounted to the mounting bracket in a sliding manner by means of the third sliding structure and the fourth sliding structure. With this arrangement, the user only needs to detach the purification device from the mounting bracket, so as to clean the purification device or replace the purification device of a desired type as required.

In a second aspect, the present utility model provides a wall-mounted air conditioner, where the wall-mounted air conditioner includes an indoor unit of the wall-mounted air conditioner according to any one of the above-mentioned aspects.

It should be noted that the wall-mounted air conditioner has all the technical effects of the indoor unit of the wall-mounted air conditioner described in any one of the above technical schemes, and will not be described herein.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model;

fig. 3 is an exploded view of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of part B of FIG. 3;

FIG. 6 is an enlarged view of part C of FIG. 3;

fig. 7 is an enlarged view of a portion D in fig. 3.

List of reference numerals:

1. a housing; 11. an air inlet; 12. an air outlet; 121. an air deflector; 13. an opening; 14. a new air pipe; 15. a panel; 161. a first chute section; 162. a second chute section; 163. a guide surface; 2. a first decontamination assembly; 21. a first mounting bracket; 211. a first slider segment; 212. a second slider segment; 213. a chute; 214. a clamping hole; 22. a first purifying device; 221. a slide block; 222. a clamping block; 3. a second decontamination assembly; 31. a second mounting bracket; 32. and a second purifying device.

Detailed Description

First, it should be understood by those skilled in the art that the embodiments described below are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. For example, although the present utility model has been described with respect to an indoor unit having a fresh air function, the scope of the present utility model is not limited thereto, and the indoor unit of the present utility model may be an indoor unit not having a fresh air function.

It should be noted that in the description of the present utility model, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that in the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" should be interpreted broadly, as for example, whether fixedly coupled, detachably coupled, or integrally coupled. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Based on the problem that the purification module of the existing wall-mounted air conditioner indoor unit is inconvenient to detach when fixed to a heat exchanger, the utility model provides the wall-mounted air conditioner indoor unit, the indoor unit comprises a housing, an air inlet and an air outlet are respectively arranged at the top and the bottom of the housing, an opening and a panel capable of opening and closing the opening are arranged at the front part of the housing, the indoor unit further comprises a purification assembly, the purification assembly comprises a mounting bracket and a purification device arranged on the mounting bracket, a first sliding structure is arranged on the mounting bracket, a second sliding structure is arranged at a position, positioned in the opening, on the housing, of the mounting bracket, and the mounting bracket is mounted to the housing in the opening in a sliding mode by virtue of the first sliding structure and the second sliding structure so as to assemble and disassemble the purification assembly. When the cleaning device is required to be cleaned, the panel is opened, the cleaning device is detached from the opening along with the mounting bracket, the cleaning device is cleaned and then is mounted on the housing along with the mounting bracket from the opening, and finally the panel is closed. Therefore, the purification device can be disassembled without disassembling the housing, and the disassembly of the purification device is facilitated.

The indoor unit of the wall-mounted air conditioner of the present utility model will be described with reference to fig. 1 to 7. Fig. 1 is a schematic structural diagram of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model; fig. 2 is a schematic diagram of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model; fig. 3 is an exploded view of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present utility model; FIG. 4 is an enlarged view of portion A of FIG. 3; FIG. 5 is an enlarged view of part B of FIG. 3; FIG. 6 is an enlarged view of part C of FIG. 3; fig. 7 is an enlarged view of a portion D in fig. 3.

As shown in fig. 1 and 2, the indoor unit of the wall-mounted air conditioner comprises a housing 1, an air inlet 11 is formed in the top of the housing 1, a filter screen (not shown in the drawings) is arranged at the air inlet 11, an air outlet 12 is formed in the bottom of the housing 1, and an air deflector 121 is arranged at the air outlet 12. The front of the housing 1 has an opening 13, a panel 15 being pivotally connected at the upper edge of the opening 13. A cross flow fan, a C-shaped heat exchanger arranged around the cross flow fan and a fresh air module (not shown in the figure) are arranged in the casing 1. The rear part of the housing 1 is connected with a fresh air pipe 14, and the fresh air pipe 14 is connected with a fresh air module. A support plate extending in the front-rear direction is formed in the middle of the opening 13, and divides the opening 13 into a left side opening and a right side opening, where the first purification assembly 2 and the second purification assembly 3 are mounted, respectively. The first purifying component 2 filters out fine particles in the air in a filtering and adsorbing mode, and the second purifying component 3 adsorbs the fine particles in the air in an electrostatic adsorption mode.

As shown in fig. 2 to 7, the first purification assembly 2 includes a first mounting bracket 21 and a first purification device 22. The first mounting bracket 21 is a grid structure as a whole, and a left flanging structure, a right flanging structure and a rear flanging structure are respectively formed at the left side edge, the right side edge and the rear side edge of the grid structure upwards. The first mounting bracket 21 is provided with a first sliding structure, and left and right side walls of the left opening are respectively formed with second sliding structures fitted with the first sliding structures, the second sliding structures extend obliquely upward in a direction toward the inside of the opening 13, and the first mounting bracket 21 is mounted to the housing 1 in the left opening in a sliding manner by means of the first and second sliding structures. In a state where the first mounting bracket 21 is mounted in place, the first mounting bracket 21 is located between the heat exchanger and the air intake 11, and the first mounting bracket 21 is fixedly connected to the housing 1 by a fastener such as a bolt.

Specifically, the second sliding structure is a chute structure, the chute structure includes a first chute section 161 and a second chute section 162 which are sequentially distributed towards the direction inside the opening 13, the front end of the first chute section 162 forms a guiding structure, the guiding structure includes a guiding surface 163 which is inclined forward and upward and a guiding surface 163 which is inclined forward and downward at the front end of the first chute section 162, and a forwardly and gradually expanding chute cavity is formed between the two guiding surfaces 163. The first sliding structure includes a slider structure formed on the left side of the left burring structure and a slider structure formed on the right side of the right burring structure, and the slider structure includes a first slider segment 211 and a second slider segment 212 sequentially distributed toward the direction inside the opening 13. During the mounting of the first mounting bracket 21 to the housing 1, the second slide block section 212 and the first slide block section 211 slide into the first slide slot section 161 in sequence under the guiding action of the guiding surface 163, and finally the second slide block section 212 slides into the second slide slot section 162, and the first mounting bracket 21 is mounted in place. In the state where the first mounting bracket 21 is mounted in place, the first slider segment 211 is in clearance fit with the first chute segment 161, and the second slider segment 212 is in interference fit with the second chute segment 162.

The first purifying device 22 includes a square frame and a high efficiency filter cartridge (not shown) mounted on the square frame. Referring to fig. 6 and 7, the first purifying device 22 is formed at both left and right ends thereof with a third sliding structure, and the first mounting bracket 21 is formed with a fourth sliding structure cooperating with the third sliding structure. The first purifying device 22 is slidably mounted to the first mounting bracket 21 by means of a third sliding structure and a fourth sliding structure. Specifically, the third sliding structure includes sliders 221 formed at both left and right ends of the first purifying means 22, and the fourth sliding structure includes a slide groove 213 formed on the right side surface of the left burring structure and the left side surface of the right burring structure. A buckle assembly is further formed between the left and right ends of the first purifying device 22 and the left and right flanging structures of the first mounting bracket 21. The fastening assembly includes fastening holes 214 formed on the left and right flange structures and fastening blocks 222 formed at the left and right ends of the first purifying device 22, and the fastening blocks 222 are just fastened to the fastening holes 212 in a state that the first purifying device 22 is mounted in place on the first mounting bracket 21.

The second purifying assembly 3 includes a second mounting bracket 31 and a second purifying device 32, a first sliding structure is provided on the second mounting bracket 31, the left and right side walls of the right opening are respectively formed with a second sliding structure fitted with the first sliding structure, the second sliding structure extends obliquely upward in a direction toward the inside of the opening 13, and the second mounting bracket 31 is mounted to the housing 1 in a sliding manner in the left opening by means of the first sliding structure and the second sliding structure. In a state where the first mounting bracket 21 is mounted in place, the second mounting bracket 31 is located between the heat exchanger and the air intake 11, and the second mounting bracket 31 is fixedly connected to the housing 1 by a fastener such as a bolt. The connection structure between the second mounting bracket 31 and the housing 1 is the same as the connection structure between the first mounting bracket 21 and the housing 1, and will not be described again here. The housing 1 is provided with a first electrode contact which is connected with a power supply of the indoor unit through a wire, and a switch is arranged on the wire. The second mounting bracket 31 is provided with a second electrode contact and a third electrode contact connected by wires. The first electrode contact is in contact with the second electrode contact in a state where the second mounting bracket 31 is mounted in place.

The second purifying device 32 includes a square frame and an electrostatic dust collection assembly mounted on the square frame, the electrostatic dust collection assembly including a cathode plate and an anode plate disposed on the discharge frame, the cathode plate and the anode plate being connected to a fourth electrode contact (not shown in the drawing) on the square frame by electric wires. Third sliding structures are formed at the left and right ends of the second purifying device 32, and fourth sliding structures matched with the third sliding structures are formed on the second mounting bracket 31. The second purifying device 32 is slidably mounted to the second mounting bracket 31 by means of a third sliding structure and a fourth sliding structure. The connection structure of the second purifying device 32 and the second mounting bracket 31 is the same as the connection structure of the first purifying device 22 and the first mounting bracket 21, and will not be described again here. In the state that the second purifying device 32 is mounted on the second mounting bracket 31 in place, the clamping block on the second purifying device 32 is just clamped with the clamping hole on the second mounting bracket 31, and the fourth electrode contact on the second purifying device 32 is just contacted with the third electrode contact on the second mounting bracket 31.

When the first purifying device 22 and the second purifying device 32 need to be cleaned, the panel 15 is opened, the first mounting bracket 21 and the second mounting bracket 31 are detached from the housing 1 at the opening 13, and the first purifying device 22 and the second purifying device 32 are detached together. Of course, the disassembling person may detach only the first purifying device 22 and the second purifying device 32 from the first mounting bracket 21 and the second mounting bracket 31, without disassembling the first mounting bracket 21 and the second mounting bracket 31.

Through the setting of buckle subassembly, under first purifier 22 and second purifier 32 install respectively to the state of first installing support 21 and second installing support 31, realize first purifier 22 and first installing support 21 fixed connection and second purifier 32 and second installing support 31's fixed connection with the help of the buckle subassembly, improved the connection stability of first purifier 22 and first installing support 21 and the connection stability of second purifier 32 and second installing support 31, and make things convenient for the dismouting of first purifier 22 and first installing support 21 and the dismouting of second purifier 32 and second installing support 31. In a state where the first and second mounting brackets 21 and 31 are mounted to the housing 1, the first and second mounting brackets 21 and 31 are fixedly connected to the housing 1 by means of fasteners such as bolts, and the connection stability of the first and second mounting brackets 21 and 31 to the housing 1 is improved.

It should be noted that, the fixing connection between the purifying device and the mounting bracket through the buckle assembly is only a preferable setting mode, and the fixing connection between the purifying device and the mounting bracket can be realized through a screw or a pin shaft or other fasteners when the fixing connection is adjusted in practical application. In addition, under the condition that the first mounting bracket 21 and the second mounting bracket 31 are mounted in place on the housing 1, the first mounting bracket 21 and the second mounting bracket 31 can be fixedly connected with the housing 1 through the clamping assembly, so that the first mounting bracket 21 and the second mounting bracket 31 are more convenient to assemble and disassemble on the basis of ensuring the connection stability of the first mounting bracket 21 and the second mounting bracket 31 with the housing 1. In addition, the first mounting bracket 21 and the second mounting bracket 31 may be fixedly connected to the housing 1 without using fasteners, and the first mounting bracket 21 and the second mounting bracket 31 may be slidably mounted in place, so that the stability of the first mounting bracket 21 and the second mounting bracket 31 is not as good as that of the above-described embodiment.

The first purifying device 22 and the second purifying device 32 can be mounted to the first mounting bracket 21 and the second mounting bracket 31, respectively, in a sliding manner, facilitating the disassembly and assembly of the first purifying device 22 and the second purifying device 32. The second sliding structure extends obliquely upwards towards the direction inside the opening 13, and in the state that the first mounting bracket 21 and the second mounting bracket 31 are mounted in place, the first mounting bracket 21 and the second mounting bracket 31 are positioned between the heat exchanger and the air inlet 11, so that the sliding direction of the first mounting bracket 21 and the second mounting bracket 31 is obliquely upwards towards the direction inside the opening 13, and a person standing below the indoor unit can conveniently dismount the first mounting bracket 21 and the second mounting bracket 31.

It should be noted that, the second sliding structure extends obliquely upward in the direction toward the inside of the opening 13, and in the state where the first mounting bracket 21 and the second mounting bracket 31 are mounted in place, the first mounting bracket 21 and the second mounting bracket 31 are located between the heat exchanger and the air intake 11, which is only a preferable arrangement, and may be adjusted in practical use, for example, in another possible embodiment, the second sliding structure extends obliquely downward in the direction toward the inside of the opening 13, and in the state where the first mounting bracket 21 and the second mounting bracket 31 are mounted in place, the first mounting bracket 21 and the second mounting bracket 31 are located between the heat exchanger and the air outlet 12. The sliding structure is arranged between the purification device and the mounting bracket so that the purification device can be mounted to the mounting bracket in a sliding manner, which is also a preferable arrangement mode, and the purification device can be adjusted in practical application, for example, the sliding structure is not arranged between the purification device and the mounting bracket, and the purification device is detachably connected with the mounting bracket in a clamping manner, a screw connection manner, a pin connection manner and the like. In the production phase of the indoor unit, the purification device is fixed to the mounting bracket, and when the purification device needs to be cleaned in a use scene, a user removes the purification device from the housing by removing the mounting bracket.

The guide structure may be a tapered structure formed at one end of the second slider. In addition, the first sliding structure can also be a sliding groove structure, the second sliding structure is a sliding rail structure, and when the sliding rail structure is a columnar sliding rail, the guiding structure can be arranged into a conical structure at the front end of the columnar sliding rail. In addition, the guide structure may include both a tapered structure formed at an end of the slide rail structure and a tapered groove structure formed at an end of the slide groove.

The first purifying component 2 and the second purifying component 3 are purifying components of different types, and the purifying components of different types cooperate with each other, so that the air purifying effect is improved.

It should be noted that the number of the purge units may be one, three or more, and in the case of a plurality of purge units, the same type of purge unit may be used for a plurality of purge units. In addition, a plurality of purifying devices may be provided on one mounting bracket, and the plurality of purifying devices may be different in type.

On the other hand, the utility model also provides a wall-mounted air conditioner, which comprises the indoor unit of the wall-mounted air conditioner in any one of the embodiments.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. The utility model provides an indoor unit of wall-hanging air conditioner, its characterized in that, the indoor unit includes the housing, the top and the bottom of housing are provided with air intake and air outlet respectively, the front portion of housing has the opening and can the switching open-ended panel, the indoor unit still includes purification subassembly, purification subassembly includes the installing support and sets up purifier on the installing support, be provided with first sliding structure on the installing support, be located on the housing the position in the opening is provided with second sliding structure, the installing support with the help of first sliding structure with second sliding structure is in with the sliding mode installs to in the opening the housing, so that dismouting purification subassembly.

2. The indoor unit of claim 1, wherein the mounting bracket is fixedly coupled to the casing in a state in which the mounting bracket is mounted in place.

3. The indoor unit of claim 2, wherein the second sliding structure includes a first chute section and a second chute section sequentially distributed in a direction toward the inside of the opening, the first sliding structure includes a first slider section and a second slider section sequentially distributed in a direction toward the inside of the opening,

in the state that the installing support is installed in place, first slider section with first spout section clearance fit, second slider section with second spout section interference fit.

4. The indoor unit of claim 1, wherein the first sliding structure and/or the second sliding structure are provided with a guide structure thereon.

5. The indoor unit of claim 1, wherein the second sliding structure extends obliquely upward in a direction toward an inside of the opening,

and in a state that the mounting bracket is mounted in place, the mounting bracket is positioned between the heat exchanger in the housing and the air inlet.

6. The indoor unit of claim 1, wherein the second sliding structure extends obliquely downward in a direction toward the inside of the opening,

and in a state that the mounting bracket is mounted in place, the mounting bracket is positioned between the heat exchanger in the housing and the air outlet.

7. The indoor unit according to any one of claims 2 to 6, wherein a first electrode contact is provided on the casing, a second electrode contact is provided on the mounting bracket, the first electrode contact is electrically connected to the indoor unit, the purifying device is electrically connected to the second electrode contact,

the first electrode contact is in contact with the second electrode contact in a state in which the mounting bracket is mounted in place.

8. The indoor unit of any one of claims 1 to 6, wherein the mounting bracket is provided with a plurality of the purification devices, the plurality of purification devices being different in type.

9. The indoor unit of any one of claims 1 to 6, wherein a third sliding structure is provided on the purification device, a fourth sliding structure is provided on the mounting bracket, and the purification device is slidably mounted to the mounting bracket by means of the third sliding structure and the fourth sliding structure.

10. A wall-mounted air conditioner, characterized in that the wall-mounted air conditioner comprises the indoor unit of the wall-mounted air conditioner as claimed in any one of claims 1 to 9.

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