CN218065158U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model provides an indoor unit of air conditioner. The air-conditioning indoor unit comprises a shell and a filter screen assembly, wherein the shell comprises a top plate and a front panel, an air-conditioning air inlet is formed in the top plate, and an air-conditioning air outlet is formed in the front panel; the filter screen assembly comprises an air inlet grille and a filter screen, and the size of the outer edge of the filter screen assembly is matched with the size of an air inlet of the air conditioner, so that the filter screen assembly is connected to the air inlet of the air conditioner and arranged outside the shell; the filter screen component comprises a clamping hook and an inserting part, the clamping hook is connected to the front side edge of the filter screen component, and the inserting part is connected to the rear side edge of the filter screen component; the casing includes the draw-in groove with trip matched with, and the roof is equipped with the connector that is connected with grafting portion to make the filter screen subassembly connect on the casing. This machine in air conditioning is through locating the filter screen subassembly air conditioner air intake department and locating the outside of casing, makes things convenient for the dismantlement of filter screen subassembly, and the filter screen subassembly is connected to the casing through trip and grafting portion on, makes the installation of filter screen subassembly more portable.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an indoor unit of air conditioner.

Background

With the wide application of air conditioners, people put higher requirements on the disassembly of the filter screen. Among the prior art, the air conditioner includes panel and dustcoat, and the air intake of the inside of panel is located to filtering component, can filter the inside air that gets into the air conditioner, improves the air quality of the air conditioner wind of air conditioner output, nevertheless because filtering component locates the inside of panel, when filtering component need wash or repair, can't directly demolish filtering component, need demolish the panel earlier and just can demolish filtering component, and the operation is loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve one of the technical problem in the correlation technique at least to a certain extent.

Therefore, the application aims to provide an air conditioner indoor unit, and the filter screen assembly is arranged at the air inlet of an air conditioner and is arranged on the outer side of the shell, so that the filter screen assembly is convenient to disassemble, and is connected to the shell through the clamping hook and the insertion part, and the filter screen assembly is more portable to install.

An air conditioning indoor unit according to the present application includes:

the shell comprises a top plate and a front panel, wherein an air conditioning air inlet is formed in the top plate, and an air conditioning air outlet is formed in the front panel;

the filter screen assembly comprises an air inlet grille and a filter screen, and the size of the outer edge of the filter screen assembly is matched with that of an air inlet of the air conditioner, so that the filter screen assembly is connected to the air inlet of the air conditioner and arranged outside the shell;

the filter screen component comprises a clamping hook and an inserting part, the clamping hook is connected to the front side edge of the filter screen component, and the inserting part is connected to the rear side edge of the filter screen component;

the shell comprises a clamping groove matched with the clamping hook, and the top plate is provided with a connecting port connected with the inserting part so that the filter screen component is connected to the shell.

In some embodiments of the present application, the number of the hooks is at least two, the hooks extend downwards from the front side of the filter screen assembly, the slots are disposed at the front side wall of the air inlet of the air conditioner, and the number of the slots matches the number of the hooks.

In some embodiments of this application, the front side department of filter screen subassembly is equipped with the instruction with trip position matched with and presses the arrow, indicates to press the arrow and have two at least for remind the installer to press the instruction and press the arrow in order to cooperate the installation with the casing with the front side of filter screen subassembly.

In some embodiments of the application, the clamping groove includes a clamping plate connected to a front side wall of the air inlet of the air conditioner and extending to the rear side, and the clamping hook includes an extension plate and a limiting portion connected to the lower side of the extension plate, and the limiting portion is limited to the lower side of the clamping plate.

In some embodiments of this application, grafting portion includes first limiting plate and second limiting plate, and first limiting plate is connected in the below of the back side of filter screen subassembly and first limiting plate extends along the up-and-down direction, and the lower extreme at first limiting plate is connected to the second limiting plate, and the second limiting plate extends along the horizontal direction.

In some embodiments of the present application, the top plate is provided with a strip-shaped extension portion at a rear side wall of the air inlet of the air conditioner, a cross section of the extension portion along a vertical plane is a quadrangle, and the extension portion has a front side surface extending in an up-and-down direction and a lower side surface extending in a horizontal direction.

In some embodiments of the present application, the insertion part has at least two, and the connection ports have at least two, the number of the insertion parts matches with the number of the connection ports, and the connection ports are disposed below the front side of the extension part.

In some embodiments of the present application, a first limit plate is defined at a front side of the front side, and a second limit plate is connected below the lower side, the second limit plate being in interference fit with the lower side.

In some embodiments of the present application, the screen assembly includes a first bead extending in a first direction perpendicular to the front panel and a second bead extending in a second direction parallel to the upper side of the front panel.

In some embodiments of the present application, the first reinforcement rib includes a middle reinforcement rib, side reinforcement ribs on both sides of the middle portion, and side reinforcement ribs on an outer edge of the screen assembly, and the second reinforcement rib includes a rear reinforcement rib on an outer edge of the screen assembly.

The application has at least the following positive effects:

the utility model provides an indoor unit of air conditioner. The air-conditioning indoor unit comprises a shell and a filter screen assembly, wherein the shell comprises a top plate and a front panel, an air-conditioning air inlet is formed in the top plate, and an air-conditioning air outlet is formed in the front panel; the filter screen assembly comprises an air inlet grille and a filter screen, and the size of the outer edge of the filter screen assembly is matched with that of the air inlet of the air conditioner, so that the filter screen assembly is connected to the air inlet of the air conditioner and arranged outside the shell; the filter screen component comprises a clamping hook and an inserting part, the clamping hook is connected to the front side edge of the filter screen component, and the inserting part is connected to the rear side edge of the filter screen component; the casing includes the draw-in groove with trip matched with, and the roof is equipped with the connector that is connected with grafting portion to make the filter screen subassembly connect on the casing. This machine in air conditioning is through locating the filter screen subassembly in air conditioner air intake department and locating the outside of casing, makes things convenient for the dismantlement of filter screen subassembly, and the filter screen subassembly is connected to the casing through trip and grafting portion on, makes the installation of filter screen subassembly more portable.

Drawings

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a view of the external appearance of an air conditioning indoor unit according to an embodiment of the present application;

fig. 2 is a view from another perspective of the appearance of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 3 is a top view of FIG. 2;

fig. 4 is a schematic view of a screen assembly of an air conditioning indoor unit according to an embodiment of the present application;

fig. 5 is a schematic view of another angle of a screen assembly of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 6 is an enlarged view A of FIG. 5;

fig. 7 is an enlarged view B in fig. 5;

FIG. 8 is an enlarged view C of FIG. 5;

fig. 9 is a schematic view of an air conditioning indoor unit according to an embodiment of the present application with a screen assembly removed;

fig. 10 is an enlarged view D in fig. 9;

fig. 11 is a plan view of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 12 is a sectional view taken along line E-E in FIG. 11;

fig. 13 is an exploded view of an air conditioning indoor unit according to an embodiment of the present application;

fig. 14 is a plan view of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 15 is a sectional view taken along line F-F in FIG. 14;

fig. 16 is an enlarged view G in fig. 15;

fig. 17 is an enlarged view H in fig. 15;

fig. 18 is a view from another perspective of the external appearance of the air conditioning indoor unit according to the embodiment of the present application;

fig. 19 is an enlarged view K in fig. 18;

fig. 20 is a schematic view of another perspective of a screen assembly of an air conditioning indoor unit according to an embodiment of the present application;

fig. 21 is an enlarged view L in fig. 20;

FIG. 22 is an enlarged view M of FIG. 20;

fig. 23 is a schematic view illustrating another angle of the air conditioning indoor unit from which the screen assembly is removed according to the embodiment of the present application;

fig. 24 is an enlarged view N in fig. 23;

fig. 25 is a schematic view of an air conditioning indoor unit according to an embodiment of the present application with another angle of the screen assembly removed;

fig. 26 is an enlarged view P in fig. 25;

in the above figures: 100. an air-conditioning indoor unit; 1. a housing; 11. a top plate; 111. a third reinforcing rib; 112. an extension portion; 1121. a connecting port; 113. disassembling and assembling the port; 12. a front panel; 13. an air inlet of an air conditioner; 14. an air outlet of the air conditioner; 15. a card slot; 151. a clamping plate; 1511. a lower side plate; 2. a screen assembly; 21. an air inlet grille; 22. filtering with a screen; 23. a first reinforcing rib; 231. a middle reinforcing rib; 232. a side reinforcing rib; 233. side reinforcing ribs; 24. a second reinforcing rib; 241. a rear side reinforcing rib; 25. a hook is clamped; 251. an extension plate; 252. a limiting part; 26. a plug-in part; 261. a first limit plate; 262. a second limiting plate; 27. indicating a press arrow; 3. a rib plate; 4. and (7) supporting ribs.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The air conditioner includes a compressor, a condenser, an expansion valve, and an evaporator, and performs a refrigeration cycle or a heating cycle through the compressor, the condenser, the expansion valve, and the evaporator. The refrigeration cycle and the heating cycle comprise a compression process, a condensation process, an expansion process and an evaporation process, and cold or heat is provided for the indoor space through the heat absorption and release processes of the refrigerant, so that the temperature of the indoor space is adjusted.

The compressor compresses a refrigerant gas into a high-temperature and high-pressure state, discharges the compressed refrigerant gas, and the discharged refrigerant gas flows into the condenser. The condenser condenses the compressed high-temperature and high-pressure gaseous refrigerant into a liquid refrigerant, and heat is released to the surrounding environment through the condensation process.

The liquid refrigerant flowing out of the condenser enters an expansion valve, which expands the liquid refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid refrigerant. The low-pressure liquid refrigerant flowing out of the expansion valve enters the evaporator, the liquid refrigerant absorbs heat when flowing through the evaporator and is evaporated into low-temperature and low-pressure refrigerant gas, and the refrigerant gas in the low-temperature and low-pressure state returns to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.

The air conditioner comprises an air conditioner indoor unit, an air conditioner outdoor unit and an expansion valve, wherein the air conditioner outdoor unit comprises a compressor and an outdoor heat exchanger, the air conditioner indoor unit comprises an indoor heat exchanger, and the expansion valve can be arranged in the air conditioner indoor unit or the air conditioner outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger can be used as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater for a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler for a cooling mode.

Hereinafter, embodiments of the present application will be described in detail with reference to fig. 1 to 26. When the indoor unit 100 is used, the side facing the user is defined as the front side, and the side away from the user is defined as the rear side. Defining the use of the indoor unit 100, the directions felt by the user when the user faces the front panel 12 define the upper side, the lower side, the left side, and the right side.

With the wide use of air conditioners, users have made a demand for easy disassembly of filter assemblies of air conditioners. Among the prior art, the air conditioner includes panel and dustcoat, and the air intake of the inside of panel is located to filtering component, can filter the inside air that gets into the air conditioner, improves the air quality of the air conditioner wind of air conditioner output, nevertheless because filtering component locates the inside of panel, when filtering component need wash or repair, can't directly demolish filtering component, need demolish the panel earlier and just can demolish filtering component, and the operation is loaded down with trivial details.

The application provides a can directly dismantle machine 100 in air conditioning of filter screen 22 subassembly 2, through locating filter screen 22 subassembly 2 in the outside of air conditioner air intake 13, and filter screen 22 subassembly 2 includes air-inlet grille 21 and filter screen 22, can realize that the normal air inlet of machine 100 in the air conditioning just has the filter effect to getting into the air of machine 100 in the air conditioning, has made things convenient for the dismantlement of filter screen 22 subassembly 2.

The air conditioner includes an indoor unit 100 and an outdoor unit. The indoor unit 100 of the air conditioner includes a casing 1 located at the outermost side, and a heat exchanger and an air-conditioning blower provided inside. The casing 1 includes a top plate 11 located at the upper side, a front panel 12 located at the foremost side, a left side plate, a right side plate, a rear panel located at the rearmost side, and a bottom panel, and a mount is provided on the bottom panel, and the indoor air conditioner 100 is mounted on a wall through the mount.

Referring to fig. 1 and 2, an air conditioning inlet 13 is formed in the top plate 11, an air conditioning outlet 14 is formed in the front panel 12, and the indoor air enters the casing 1 through the air conditioning inlet 13, exchanges heat with the heat exchanger, and flows out to the indoor space from the air conditioning outlet 14 of the front panel 12, so that air conditioning air is supplied.

Referring to fig. 1 to 12, the air conditioning indoor unit 100 of the present application further includes a filter screen 22 assembly 2. Filter screen 22 subassembly 2 includes air inlet grille 21 and filter screen 22, the outside of filter screen 22 subassembly 2 is along cooperateing with air conditioner air intake 13, so that filter screen 22 subassembly 2 is connected in air conditioner air intake 13 department, make filter screen 22 subassembly 2 realize the filtration to the room air that gets into air conditioner indoor unit 100, and filter screen 22 subassembly 2 locates the outside of air conditioner air intake 13, can directly demolish filter screen 22 subassembly 2 from casing 1, it demolishs filter screen 22 subassembly 2 again to compare among the prior art after demolishing casing 1, the filter screen 22 subassembly 2 of this application dismantles more conveniently.

The screen 22 assembly 2 comprises first ribs 23 extending in a first direction, which is perpendicular to the front panel 12, and second ribs 24 extending in a second direction, which is the direction of extension of the upper side of the front panel 12.

The first reinforcing ribs 23 and the second reinforcing ribs 24 are staggered, so that the filter screen 22 assembly 2 can be supported by the first reinforcing ribs 23 and the second reinforcing ribs 24 from the first direction, the front side and the rear side of the filter screen 22 assembly 2 are supported by the first reinforcing ribs 23, the rear side of the filter screen 22 assembly 2 is supported by the second reinforcing ribs 24, the strength of the filter screen 22 assembly 2 is enhanced, the probability of damage to the filter screen 22 assembly 2 is reduced, and the probability of deformation of the side of the filter screen 22 assembly 2 in the process of multiple times of disassembly is reduced.

In some embodiments of the present application, the first reinforcing bead 23 includes a middle reinforcing bead 231 and side reinforcing beads 232 located at both sides of the middle portion, and the width of the middle reinforcing bead 231 is not less than the width of the side reinforcing beads 232.

Specifically, since the middle part of the screen 22 assembly 2 is provided with the middle reinforcing rib 231 having a large width, the supporting strength of the middle reinforcing rib 231 is further increased, the supporting force of the middle reinforcing rib 231 on the front side and the rear side of the screen 22 assembly 2 is increased, the probability of deformation of the front side and the rear side is further reduced,

in some embodiments of the present application, first reinforcement rib 23 further comprises a side reinforcement rib 233 provided on the outer edge of assembly 2 of screen 22, and side reinforcement rib 233 is provided on the left and/or right side of assembly 2 of screen 22 to reinforce the supporting strength of the left and/or right side of the outer edge of assembly 2 of screen 22. The side ribs 233 provide increased strength to the left and/or right sides of the screen 22 assembly 2, reduce the probability of deformation of the left and/or right sides, and allow the user to remove the screen 22 assembly 2 multiple times without deforming the left and/or right sides of the screen 22 assembly 2.

In some embodiments of the present application, second reinforcing ribs 24 comprise front side reinforcing ribs provided at the outer edge of screen 22 assembly 2, and front side reinforcing ribs are provided at the front side of screen 22 assembly 2 to reinforce the supporting strength of the front side edge of the outer edge of screen 22 assembly 2. The front ribs increase the support strength of the front side of the screen 22 assembly 2 and reduce the probability of deformation of the front side of the screen 22 assembly 2.

In some embodiments of the present application, the side reinforcing beads 232 have at least two, at least one side reinforcing bead 232 is provided at the left side of the middle reinforcing bead 231, and at least one side reinforcing bead 232 is provided at the right side of the middle reinforcing bead 231.

The side ribs 232 can provide support force in the first direction to the front and rear sides of the screen 22 assembly 2, so that the front and rear sides of the screen 22 assembly 2 can provide a plurality of support forces in the first direction, further supporting the support strength of the screen 22 assembly 2.

In some embodiments of the present application, when there are two side reinforcing ribs 232, the two side reinforcing ribs 232 are symmetrically disposed about the middle reinforcing rib 231, so that the front side and the rear side of the screen 22 assembly 2 are uniformly and symmetrically supported by the side reinforcing ribs 232, and the probability of distortion of the screen 22 assembly 2 due to unbalanced force is further reduced.

In some embodiments of the present application, the single side reinforcing bar 233 includes two rib plates 3 extending in two first directions and a supporting bar 4 connected between the two rib plates 3, the supporting bar 4 has at least two, and the supporting bar 4 extends in a second direction, further enhancing the supporting strength of the side reinforcing bar 233.

Because the left side and the right side of the filter screen 22 assembly 2 are connected to the air inlet 13 of the air conditioner, and the left side and the right side of the filter screen 22 assembly 2 are subjected to larger force when the filter screen 22 assembly 2 is removed, the left side and the right side of the filter screen 22 assembly 2 are easier to deform. The side reinforcing ribs 233 comprise two rib plates 3 and two support ribs 4, so that the side reinforcing ribs 233 have enough support strength in the first direction, and the support ribs 4 are connected between the two rib plates 3, thereby further improving the support strength of the side reinforcing ribs 233.

In some embodiments of the present disclosure, the top plate 11 includes a third rib 111 disposed at the air inlet 13 of the air conditioner, the third rib 111 extends along the first direction, and the third rib 111 is disposed at a corresponding position of the first rib 23, so that the third rib 111 supports the first rib 23 of the filter screen 22 assembly 2, and the probability of deformation of the first rib 23 during long-term use of the filter screen 22 assembly 2 is reduced.

In some embodiments of the present application, the single third reinforcing rib 111 includes two parallel rib plates 3 extending along the first direction and at least two support ribs 4 connected between the two rib plates 3, and the support ribs 4 extend along the second direction, so as to further enhance the support strength of the third reinforcing rib 111.

In some embodiments of the present application, when the plurality of side stiffeners 232 are provided on one side of the middle portion, the plurality of side stiffeners 232 are spaced between the front side and the rear side of the screen 22 assembly 2 such that the plurality of side stiffeners 232 provide a plurality of support forces to the screen 22 assembly 2 in the first direction.

Referring to fig. 13 to 26, the filter screen 22 assembly 2 of the indoor unit 100 of air conditioner of the present application includes a hook 25 and an insertion portion 26, the hook 25 is connected to the front side of the filter screen 22 assembly 2, and the insertion portion 26 is connected to the rear side of the filter screen 22 assembly 2, so that the front side and the rear side of the filter screen 22 assembly 2 are connected to the air outlet 14, and are convenient to detach and install.

The housing 1 includes a slot 15 for engaging the hook 25, and the top plate 11 has a connection opening 1121 for connecting with the plug 26 so that the filter 22 assembly 2 is connected to the housing 1.

The front side edge of the filter screen 22 component 2 is clamped in the clamping groove 15 through the clamping hook 25 to realize the connection with the shell 1, and the front side edge of the filter screen 22 component 2 can be conveniently installed during installation; the rear side of the filter screen 22 assembly 2 is connected to the connection port 1121 through the insertion part 26, so that the rear side of the filter screen 22 assembly 2 is matched with the top plate 11 for installation, the filter screen 22 assembly 2 is stably connected with the shell 1, and the disassembly and the installation are facilitated. Can directly dismantle filter screen 22 subassembly 2 when filter screen 22 subassembly 2 need be dismantled, compare among the prior art and dismantle filter screen 22 subassembly 2 still need dismantle the panel, it is more convenient that this application dismantles filter screen 22 subassembly 2.

In some embodiments of the present application, there are at least two hooks 25, the hooks 25 are formed by extending downward from the front side of the filter screen 22 assembly 2, the slots 15 are disposed at the front side wall of the air inlet 13 of the air conditioner, and the number of the slots 15 matches the number of the hooks 25.

Specifically, a plurality of trip 25 intervals are arranged, and a plurality of draw-in groove 15 intervals are arranged, and the position of trip 25 and draw-in groove 15 cooperatees so that trip 25 connects in draw-in groove 15, makes the preceding side of filter screen 22 subassembly 2 connect to casing 1 in draw-in groove 15 through trip 25.

In some embodiments of the present application, an indication pressing arrow 27 is provided at the front side edge of the filter screen 22 assembly 2, and the indication pressing arrow 27 is at least two, and is used for reminding an installer to press the indication pressing arrow 27 to mount the front side edge of the filter screen 22 assembly 2 in cooperation with the housing 1.

Two indications press arrow 27 and locate the both sides of middle part strengthening rib 231 respectively to the force that the guide installer will press acts on the left and right sides of filter screen 22 subassembly 2 front side, so that the atress is more balanced when the installation of filter screen 22 subassembly 2 front side, reduces the probability that filter screen 22 subassembly 2 warp or damage during the installation.

In some embodiments of the present application, the card slot 15 includes a card board 151 formed by extending the air inlet 13 of the air conditioner to the rear side, the hook 25 includes an extension board 251 and a limiting portion 252 connected to the lower side of the extension board 251, and the limiting portion 252 is limited to the lower side of the card board 151.

Specifically, the clamping plate 151 extends in the horizontal direction to facilitate the limiting portion 252 to be limited at the lower side of the clamping plate 151.

The clamping plate 151 comprises a plurality of reinforcing ribs and a lower side plate 1511 connected to the lower portions of the reinforcing ribs, and the clamping hook 25 is clamped below the lower side plate 1511.

The extension plate 251 extends in the up-down direction, the limiting portion 252 has a triangular cross section along a vertical plane, the limiting portion 252 includes a plane extending in the horizontal direction, and the plane is limited on the lower side of the chucking plate 151.

In some embodiments of the present application, the inserting portion 26 includes a first limit plate 261 and a second limit plate 262, the first limit plate 261 is connected below the rear side of the filter screen 22 assembly 2 and the first limit plate 261 extends in the up-down direction, the second limit plate 262 is connected at the lower end of the first limit plate 261, and the second limit plate 262 extends in the horizontal direction.

In some embodiments of the present application, the top plate 11 is provided with a strip-shaped extension 112 at a rear side wall of the air inlet 13, the extension 112 has a quadrangular cross section along a vertical plane, and the extension 112 has a front side extending in an up-down direction and a lower side extending in a horizontal direction.

Specifically, the connection port 1121 is disposed below the front side of the extension portion 112, the connection port 1121 is a square notch, and the length of the connection port 1121 in the first direction is not greater than the length of the second limiting plate 262 in the first direction, so that the insertion part 26 can be connected to the connection port 1121.

In some embodiments of the present application, the plug portion 26 has at least two, the connection ports 1121 has at least two, the number of the plug portion 26 matches the number of the connection ports 1121, and the connection ports 1121 are disposed below the front side of the extension portion 112.

In some embodiments of the present application, the first limit plate 261 is defined at a front side of the front side, the second limit plate 262 is connected below the lower side, and the second limit plate 262 is in interference fit with the lower side, so that the second limit plate 262 can be tightly fixed with the lower side of the extension part 112.

In some embodiments of the present disclosure, the hooks 25 are spaced apart along the front side of the filter screen 22 assembly 2, so that the front side of the filter screen 22 assembly 2 is fixed by the hooks 25, thereby reducing the probability that the filter screen 22 assembly 2 falls off from the housing 1 when part of the hooks 25 fall off.

In some embodiments of the present disclosure, the insertion portions 26 are arranged at intervals along the rear side of the filter screen 22 assembly 2, so that the rear side of the filter screen 22 assembly 2 is fixed by the insertion portions 26, thereby reducing the probability that the filter screen 22 assembly 2 falls off from the housing 1 when part of the insertion portions 26 fall off.

In some embodiments of the present disclosure, the housing 1 includes a plurality of mounting/dismounting openings 113 disposed above the connection openings 1121, and an installer can observe the connection condition of the filter screen 22 assembly 2 and the housing 1 through the mounting/dismounting openings 113.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

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

a housing including a top plate and a front plate, an air conditioning air inlet is formed in the top plate, and an air conditioning air outlet is formed in the front panel;

the filter screen assembly comprises an air inlet grille and a filter screen, and the size of the outer edge of the filter screen assembly is matched with that of the air inlet of the air conditioner, so that the filter screen assembly is connected to the air inlet of the air conditioner and arranged outside the shell;

the filter screen component comprises a clamping hook and an inserting part, the clamping hook is connected to the front side edge of the filter screen component, and the inserting part is connected to the rear side edge of the filter screen component;

the shell comprises a clamping groove matched with the clamping hook, and the top plate is provided with a connecting port connected with the inserting part, so that the filter screen component is connected to the shell.

2. An indoor unit of an air conditioner according to claim 1, wherein the number of the hooks is at least two, the hooks extend downward from the front side of the filter screen assembly, the slots are formed in the front side wall of the air inlet of the air conditioner, and the number of the slots is matched with the number of the hooks.

3. An indoor unit of an air conditioner according to claim 1 or 2, wherein an indication pressing arrow matched with the hook is provided at a front side of the screen assembly, and the number of the indication pressing arrows is at least two, so as to remind an installer to press the indication pressing arrow to match and install the front side of the screen assembly with the casing.

4. The indoor unit of claim 1, wherein the engaging groove comprises an engaging plate connected to a front side wall of the air inlet and extending toward a rear side, and the engaging hook comprises an extending plate and a limiting portion connected to a lower side of the extending plate, and the limiting portion is limited at a lower side of the engaging plate.

5. An indoor unit of an air conditioner according to claim 1, wherein the insertion part includes a first restriction plate connected below a rear side of the screen assembly and extending in an up-down direction, and a second restriction plate connected at a lower end of the first restriction plate and extending in a horizontal direction.

6. An indoor unit of an air conditioner according to claim 5, wherein the top plate is provided at a rear side wall of the air inlet of the air conditioner with a strip-shaped extension portion, the extension portion has a quadrangular cross section along a vertical plane, and the extension portion has a front side surface extending in an up-down direction and a lower side surface extending in a horizontal direction.

7. An indoor unit of an air conditioner according to claim 6, wherein the number of the insertion parts is at least two, the number of the connection ports is at least two, the number of the insertion parts is equal to the number of the connection ports, and the connection ports are provided below the front side of the extension part.

8. An indoor unit of an air conditioner according to claim 7, wherein the first restriction plate is defined at a front side of the front side, and the second restriction plate is connected below the lower side surface, the second restriction plate being in interference fit with the lower side surface.

9. An indoor unit of an air conditioner according to any one of claims 1 to 8, wherein the screen assembly includes a first reinforcing rib extending in a first direction perpendicular to the front panel and a second reinforcing rib extending in a second direction parallel to an upper side of the front panel.

10. An indoor unit of an air conditioner according to claim 9, wherein the first reinforcing rib includes a middle reinforcing rib, side reinforcing ribs provided at both sides of the middle portion, and side reinforcing ribs provided at an outer edge of the screen assembly, and the second reinforcing rib includes a rear reinforcing rib provided at an outer edge of the screen assembly.

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