CN210861355U - Casing assembly of air conditioner indoor unit and air conditioner indoor unit - Google Patents

Abstract

The utility model discloses a machine in casing assembly and air conditioning of machine in air conditioning, casing assembly include face frame, chassis and filter screen frame, and the top and the rear portion of face frame are all opened, the open top of face frame and open rear portion intercommunication, and the open side in the rear portion of face frame is installed on the chassis, and filter screen frame includes top frame, and top frame is located the open side in the top of face frame, and top frame's rear portion links to each other with the upper portion detachably on chassis. According to the shell component of the indoor unit of the air conditioner, the top and the rear part of the face frame are both open, and the open top is communicated with the open rear part, so that the assembly of the face frame and the chassis is facilitated; the filter screen frame comprises the top frame, and the filter screen frame can be detachably connected with the chassis through the top frame, so that the assembly is convenient; in addition, after the top frame is arranged, the overall structure strength of the filter screen frame is high, the filter screen frame is not easy to damage in the assembling process, and the overall assembling efficiency of the shell assembly is improved.

Description

Casing assembly of air conditioner indoor unit and air conditioner indoor unit

Technical Field

The utility model belongs to the technical field of air conditioning and specifically relates to a casing subassembly and air conditioning of machine in air conditioning.

Background

In the related art, the assembly efficiency of the shell assembly of some air conditioner indoor units is not high, and the improvement exists.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a casing subassembly of machine in air conditioning can improve assembly efficiency.

Another object of the present invention is to provide an air conditioning indoor unit including the above casing assembly.

According to the utility model discloses machine's casing assembly in air conditioning, include: the top and the rear of the face frame are both open, and the open top and the open rear of the face frame are communicated; a chassis mounted at a rear open side of the face frame; a screen frame including a top frame, the top frame being located at a top open side of the face frame, a rear portion of the top frame being detachably connected to an upper portion of the chassis.

According to the shell assembly of the indoor unit of the air conditioner, the top and the rear part of the face frame are both open, and the open top is communicated with the open rear part, so that the assembly of the face frame and the chassis is facilitated; the filter screen frame comprises a top frame, and the filter screen frame can be detachably connected with the chassis through the top frame, so that the assembly is convenient, and the top frame is positioned on the open side of the top of the face frame, so that a certain filling effect can be realized on an open space formed at the top of the face frame, and the integral appearance attractiveness of the shell assembly is favorably maintained; in addition, after the top frame is arranged, the overall structure strength of the filter screen frame is high, the filter screen frame is not easy to damage in the assembling process, and the overall assembling efficiency of the shell assembly is improved.

In some embodiments of the present invention, the rear portion of the top frame is provided with one of a limiting hole and a limiting rib, the top wall of the chassis is provided with the other of the limiting hole and the limiting rib, and the limiting rib is matched with the limiting hole.

The utility model discloses an in some embodiments, the upper portion of the front surface on chassis is equipped with the screens groove, be equipped with the screens muscle on top frame's the rear portion lower surface, the screens muscle is located the front side in spacing hole spacing muscle stretches into spacing downthehole back rotation top frame so that spacing muscle with spacing hole cooperation just the screens muscle with the cooperation of screens groove.

In some embodiments of the present invention, the locking rib extends obliquely downward in a front-to-rear direction.

The utility model discloses an in some embodiments, spacing muscle is established on the chassis, spacing hole is established on the top frame, be equipped with on the upper surface of spacing muscle and dodge the inclined plane, in the direction from back to front, dodge the inclined plane downward sloping and extend.

In some embodiments of the present invention, the chassis is connected to the top frame by a first fastener.

The utility model discloses an in some embodiments, be equipped with first screens structure on the face frame, be equipped with second screens structure on the chassis, first screens structure with second screens structure block.

In some embodiments of the present invention, the opposite side walls of the open top of the face frame are respectively provided with a turn-up plate extending toward a direction close to each other; first screens structure is including blocking the muscle, the card muscle is established and is buckled backward on the lower surface of turn-ups board and downwardly extending, second screens structure includes the draw-in groove, the draw-in groove is established the upper portion on the front surface on chassis, the card muscle with the draw-in groove cooperation.

The utility model discloses an in some embodiments, first screens structure includes the card hole, the card hole is established just be located on the turn-ups board the rear side of card muscle, second screens structure includes protruding muscle, protruding muscle is established on the roof on chassis, protruding muscle card is gone into the card hole just the draw-in groove with the cooperation of card muscle.

In some embodiments of the present invention, a guide slope is provided on the upper surface of the rib, and the guide slope extends obliquely upward in the front-to-rear direction.

In some embodiments of the present invention, the chassis is connected to the face frame by a second fastener.

According to the utility model discloses machine in air conditioning, including foretell casing assembly.

According to the air-conditioning indoor unit provided by the embodiment of the utility model, the top and the rear part of the face frame are both open, and the open top is communicated with the open rear part, so that the assembly of the face frame and the chassis is facilitated; the top frame is arranged on the filter screen frame, and the filter screen frame can be detachably connected with the chassis through the top frame, so that the assembly is convenient, and the top frame is positioned on the open side of the top of the face frame, so that a certain filling effect can be realized on an open space formed at the top of the face frame, and the integral appearance attractiveness of the shell assembly can be kept; in addition, after the top frame is arranged, the overall structure strength of the filter screen frame is high, the filter screen frame is not easy to damage in the assembling process, and the overall assembling efficiency of the shell assembly is improved.

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

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a face frame in the related art;

fig. 2 is a perspective view of a face frame according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the circled portion A in FIG. 2;

fig. 4 is a rear view of a screen face frame according to an embodiment of the present invention;

FIG. 5 is an enlarged view of the encircled portion B of FIG. 4;

fig. 6 is a perspective view of a chassis according to an embodiment of the present invention;

FIG. 7 is an enlarged view of the circled portion C of FIG. 6;

FIG. 8 is an enlarged view of the area encircled at D in FIG. 6;

fig. 9 is a perspective view of the assembled face frame and chassis according to an embodiment of the present invention;

fig. 10 is a perspective view of the assembled face frame, screen face frame and chassis according to an embodiment of the present invention;

fig. 11 is a cross-sectional view of a portion of the assembled filter screen face frame and chassis according to an embodiment of the present invention;

FIG. 12 is an enlarged view of the area encircled at E in FIG. 11;

fig. 13 is a sectional view of a portion of the structure of the face frame assembled with the chassis according to an embodiment of the present invention;

fig. 14 is an enlarged view of a portion encircled at F in fig. 12.

Reference numerals:

a housing assembly 100;

a face frame 1; a left frame plate 11; a right frame plate 12; a lower frame plate 13; an air outlet 131; a turn-up plate 14; a first detent structure 15; a clamping rib 151; a chucking hole 152;

a screen frame 2; a top frame 21; a connecting portion 211; a limiting hole 212; a locking rib 213; a first via 214; a front frame 22; a grid bar 23;

a chassis 3; a support portion 31; a limit rib 32; an avoidance ramp 321; a retaining groove 33; a first screw post 34; a second detent structure 35; a card slot 351; the ribs 352; a guide ramp 3521.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes a casing assembly 100 of an indoor unit for an air conditioner and an indoor unit for an air conditioner according to an embodiment of the present invention, which is generally installed indoors for adjusting the temperature or humidity of the indoor environment, etc., with reference to the accompanying drawings. The indoor unit of the air conditioner may be a floor type indoor unit of the air conditioner or a wall type indoor unit of the air conditioner, and in the following description, the indoor unit of the air conditioner is described as a wall type indoor unit of the air conditioner.

As shown in fig. 9 and 10, a casing assembly 100 of an air conditioning indoor unit according to an embodiment of the present invention includes a face frame 1, a bottom plate 3, and a screen frame 2.

As shown in fig. 2 and 9, the top and rear of the face frame 1 are opened, the opened top and opened rear of the face frame 1 are communicated, and the chassis 3 is installed at the opened side of the rear of the face frame 1, whereby the structure is simple and the assembly of the face frame 1 and the chassis 3 is facilitated. The utility model discloses an in the description, when the user just to face frame 1, the direction of being close to the user is preceding, and the direction of keeping away from the user is the back.

Specifically, the face frame 1 is open at the top, rear, and front. For example, referring to fig. 2, the face frame 1 includes a left frame plate 11, a right frame plate 12, and a lower frame plate 13, the left frame plate 11 and the right frame plate 12 are oppositely disposed in the left-right direction with a space therebetween, and the lower frame plate 13 is located below the left frame plate 11 and the right frame plate 12 and connected to the left frame plate 11 and the right frame plate 12, thereby defining a structure of the face frame 1 in which the front portion, the top portion, and the rear portion are open, wherein the open top portion communicates with not only the open rear portion but also the open front portion. After the top is opened, indoor air can conveniently enter the indoor unit of the air conditioner; after the rear part is opened, the assembly of the face frame 1 and the chassis 3 can be facilitated; after the front part is opened, the assembly of the face frame 1 and the face plate can be facilitated. In practical application, the face frame 1 and the chassis 3 are both formed by injection molding, so that the processing is convenient, and the method is suitable for batch production.

Optionally, as shown in fig. 2, the lower frame plate 13 is further provided with an air outlet 131 extending in the left-right direction.

As shown in fig. 4, 6 and 10, the screen frame 2 includes a top frame 21, the top frame 21 is positioned at the top open side of the face frame 1, and the rear portion of the top frame 21 is detachably coupled to the upper portion of the bottom chassis 3, thereby simplifying the structure and facilitating the assembly of the screen frame 2 with the bottom chassis 3.

Specifically, for example, referring to fig. 4, 6 and 10, the screen frame 2 extends in the left-right direction, the screen frame 2 includes a front frame 22 and a top frame 21, the top frame 21 is located at the rear side of the front frame 22 and is connected to the upper portion of the front frame 22, and the screen frame 2 is provided with a plurality of criss-cross grid bars 23, so that the structural strength of the screen frame 2 can be enhanced, and the grid bars 23 can support the screen during subsequent screen installation. The rear portion of top frame 21 is connecting portion 211 that extends along the left-right direction, the upper portion of chassis 3 is support portion 31 that extends along the left-right direction, when screen frame 2 installs on chassis 3, connecting portion 211 can dismantle with support portion 31 and link to each other, and top frame 21 is located the open side in face frame 1's top this moment, and top frame 21 is located between left deckle board 11 and right deckle board 12 promptly, top frame 21 can play certain filling effect to the open space that face frame 1 top formed from this, be favorable to keeping the whole outward appearance aesthetic property of casing subassembly 100. In practical application, the screen frame 2 is an injection molded integral piece, so that the processing is convenient and the screen frame is suitable for mass production.

The structure of the panel frame 1 of some air conditioning indoor units in the related art is shown in fig. 1, the panel frame 1 includes not only a left frame plate 11, a right frame plate 12 and a lower frame plate 13, but also a connecting part 211 extending in the left-right direction is provided on the top rear side of the panel frame 1, the left end of the connecting part 211 is connected to the left frame plate 11, and the right end of the connecting part 211 is connected to the right frame plate 12. In actual production, in order to avoid influencing the air intake of the indoor unit of the air conditioner, the connecting portion 211 is usually made to be narrower, and the connecting portion 211 and the face frame 1 have fewer connecting parts, so that the structural strength of the connecting portion is lower, the connecting portion is easily damaged in the process of assembling the face frame 1 and the chassis 3, the reject ratio of the face frame 1 is increased, the production cost of the casing assembly 100 of the indoor unit of the air conditioner is further increased, and the assembling efficiency of the casing assembly 100 is reduced.

In view of this, the structure of the case assembly 100 is improved, the connection part 211 is not provided on the face frame 1, the top and the rear of the face frame 1 are opened and the opened top and the opened rear are communicated, thereby facilitating the assembly of the face frame 1 and the chassis 3; in addition, screen frame 2 includes top frame 21, screen frame 2 accessible top frame 21 can be dismantled with the upper portion of chassis 3 and link to each other, thereby make things convenient for the assembly, and top frame 21 is located the open side in top of face frame 1, thereby can play certain filling effect to the open space that face frame 1 top formed, be favorable to keeping the whole outward appearance aesthetic property of casing subassembly 100, set up behind top frame 21 in addition, screen frame 2's overall structure intensity is higher, connecting portion 211 is not fragile in the assembling process, be favorable to improving casing subassembly 100's whole assembly efficiency.

According to the shell assembly 100 of the indoor unit of the air conditioner, the top and the rear part of the face frame 1 are both open, and the open top is communicated with the open rear part, so that the assembly of the face frame 1 and the chassis 3 is facilitated; the filter screen frame 2 comprises the top frame 21, the filter screen frame 2 can be detachably connected with the upper part of the chassis 3 through the top frame 21, so that the assembly is convenient, and the top frame 21 is positioned at the open side of the top part of the face frame 1, so that a certain filling effect can be realized on the open space formed at the top part of the face frame 1, and the integral appearance attractiveness of the shell assembly 100 can be maintained; in addition, after the top frame 21 is arranged, the overall structural strength of the filter screen frame 2 is high, the filter screen frame is not easy to damage in the assembling process, and the overall assembling efficiency of the shell assembly 100 is improved.

In some embodiments of the present invention, as shown in fig. 4, fig. 5, fig. 6 and fig. 7, the rear portion of the top frame 21 is provided with one of the limiting hole 212 and the limiting rib 32, and the top wall of the chassis 3 is provided with the other of the limiting hole 212 and the limiting rib 32, that is, the rear portion (e.g., the connecting portion 211) of the top frame 21 is provided with the limiting hole 212, the top wall (e.g., the upper surface of the supporting portion 31) of the chassis 3 is provided with the limiting rib 32, or the rear portion (e.g., the connecting portion 211) of the top frame 21 is provided with the limiting rib 32, the top wall (e.g., the upper surface of the supporting portion 31) of the chassis 3 is provided with the limiting hole 212, and the limiting rib 32 is matched with the limiting hole 212.

Specifically, for example, as shown in fig. 5, 7, 11 and 12, the connection portion 211 is provided with a limit hole 212, the limit hole 212 penetrates through the connection portion 211 in the vertical direction, the upper surface of the support portion 31 of the chassis 3 is provided with a limit rib 32, the limit rib 32 protrudes upward from the upper surface of the support portion 31, and when the screen frame 2 is assembled with the chassis 3, the limit rib 32 on the chassis 3 is positioned in the limit hole 212 on the screen frame 2, so that the screen frame 2 can be limited, and the screen frame 2 is prevented from being separated from the chassis 3.

Optionally, in order to improve the spacing effect between filter screen face frame 1 and chassis 3, as shown in fig. 4 and fig. 6, spacing hole 212 is a plurality of, and spacing muscle 32 is a plurality of, and a plurality of spacing holes 212 are arranged along left right direction interval, and a plurality of spacing muscle 32 are arranged along left right direction interval, and a plurality of spacing holes 212 cooperate with a plurality of spacing muscle 32 one-to-one. In the description of the present invention, "a plurality" means two or more.

In some embodiments of the utility model, as shown in fig. 5, fig. 7 and fig. 12, the upper portion of the front surface of chassis 3 is equipped with screens groove 33, be equipped with screens muscle 213 on the rear portion lower surface of top frame 21, screens muscle 213 is located the front side of spacing hole 212, stretch into spacing hole 212 at spacing muscle 32 back rotatory top frame 21 so that spacing muscle 32 cooperates and screens muscle 213 and screens groove 33 with spacing hole 212 cooperation, screens muscle 213 can further carry on spacingly to filter screen frame 2 and chassis 3 with the cooperation of screens groove 33, improve the reliability of assembly between the two.

Specifically, for example, referring to fig. 12, the front surface of the support portion 31 of the chassis 3 is recessed rearward to form a detent groove 33, the detent groove 33 is located below the front side of the stopper rib 32, the connecting portion 211 is provided with a detent rib 213 protruding rearward, and the detent rib 213 is located below the front side of the stopper hole 212. In the in-process of assembling filter screen frame 2 with chassis 3, aim at spacing muscle 32 with spacing hole 212 earlier and make filter screen frame 2 can catch on spacing muscle 32 through spacing hole 212, then filter screen frame 2 is overturn downwards so that screens muscle 213 injects screens groove 33, when screens muscle 213 is in the complex position with screens groove 33, spacing muscle 32 also is in the complex position with spacing hole 212, these two cooperation structures can carry on spacingly to filter screen frame 2 and chassis 3 jointly from this, make the assembly of filter screen frame 2 and chassis 3 more reliable, and the assembling process is simple, and is convenient for operate.

Of course, the present invention is not limited thereto, and it is understood that the locking rib 213 may be disposed on the upper portion of the front surface of the chassis 3, and the locking groove 33 may be disposed on the rear lower surface of the top frame 21.

Further, when the limiting rib 32 is disposed on the chassis 3 and the limiting hole 212 is disposed on the top frame 21, in order to prevent the situation, in the process that the screen frame 2 hooks the limiting rib 32 through the limiting hole 212 and turns downwards, considering that the interference between the limiting hole 212 and the limiting rib 32 may occur, which may cause the screen frame 2 not to be correctly assembled with the chassis 3, in some embodiments, as shown in fig. 12, an avoiding inclined surface 321 is disposed on an upper surface of the limiting rib 32, and the avoiding inclined surface 321 extends downwards in a direction from the back to the front.

The utility model discloses an in some embodiments, as shown in fig. 4 and fig. 6, screens muscle 213 is a plurality of, and screens groove 33 is a plurality of, and a plurality of screens muscle 213 is arranged along controlling the direction interval, and a plurality of screens grooves 33 are arranged along controlling the direction interval, and a plurality of screens muscle 213 and a plurality of screens grooves 33 one-to-one cooperation, from this, can further improve the assembly reliability between filter screen frame 2 and the chassis 3.

In some embodiments of the present invention, as shown in fig. 12, the locking rib 213 extends downward in a direction from front to back, so that the locking rib 213 can be inserted into the locking groove 33 smoothly in the process of rotating the screen frame 2 to assemble the screen frame 2 with the chassis 3.

Further, as shown in fig. 12, the upper wall surface of the detent groove 33 extends obliquely downward in the front-to-rear direction, so that the detent groove 33 can be better fitted with the detent rib 213. For example, referring to fig. 12, when the detent rib 213 is engaged with the detent groove 33, the upper wall surface of the detent groove 33 is parallel to the upper surface of the detent rib 213, and the upper wall surface of the detent groove 33 abuts against the detent rib 213.

It is understood that the screen frame 2 and the chassis 3 can be detachably connected in other ways besides the connection between the limiting hole 212 and the limiting rib 32 and the connection between the locking rib 213 and the locking groove 33.

For example, in some embodiments of the present invention, the chassis 3 is connected to the top frame 21 by a first fastener. Specifically, for example, referring to fig. 5 and 8, the top frame 21 is provided with a first through hole 214, the chassis 3 is provided with a first screw column 34, the first screw column 34 is provided with a first threaded hole therein, and the first fastening member may be a screw. During actual assembly, when first through-hole 214 corresponds with first screw hole, the screw can pass first through-hole 214 and first screw hole threaded connection, and this kind of connected mode is simple reliable, makes things convenient for filter screen frame 2 and chassis 3's dismouting.

In some embodiments of the present invention, as shown in fig. 3, fig. 8 and fig. 14, the first clamping structure 15 is disposed on the face frame 1, the second clamping structure 35 is disposed on the chassis 3, and the first clamping structure 15 and the second clamping structure 35 are engaged, so that the face frame 1 can be detachably connected to the chassis 3, and the engaging manner generally only requires one insertion motion, which is convenient for assembly.

In some embodiments of the present invention, as shown in fig. 2, fig. 3 and fig. 14, the opposite side walls of the open top of the face frame 1 are respectively provided with the flanging board 14 extending toward the direction close to each other, the first clamping structure 15 includes the clamping rib 151, the clamping rib 151 is disposed on the lower surface of the flanging board 14 and is bent backwards after extending downwards, the second clamping structure 35 includes the clamping groove 351, the clamping groove 351 is disposed on the upper portion of the front surface of the chassis 3, and the clamping rib 151 is matched with the clamping groove 351, so that the structure is simple and the implementation is convenient.

Specifically, for example, referring to fig. 2, 3, 8 and 14, the left frame plate 11 and the right frame plate 12 of the face frame 1 are each provided with a flanging plate 14, wherein the flanging plate 14 on the left frame plate 11 is located at the upper end of the right side wall of the left frame plate 11 and extends rightward, the flanging plate 14 on the right frame plate 12 is located at the upper end of the left side wall of the right frame plate 12 and extends leftward, the lower surfaces of the two flanging plates 14 are each provided with a clamping rib 151, the clamping rib 151 extends downward and is bent rearward to define a substantially L-shaped structure, and the front surface of the supporting portion 31 of the chassis 3 is recessed rearward to form a clamping groove 351. In practical application, the face frame 1 can be pushed to move backwards, so that the backward bent part of the clamping rib 151 is matched with the clamping groove 351, and the assembly of the face frame 1 and the chassis 3 can be realized.

Further, be interference fit between draw-in groove 351 and the card muscle 151 to make card muscle 151 be difficult for breaking away from in the draw-in groove 351, can improve the assembly reliability of face frame 1 and chassis 3.

Optionally, be equipped with a plurality of card muscle 151 on at least one of two turn-ups boards 14, be located a plurality of card muscle 151 on corresponding turn-ups board 14 and along the spaced apart setting of left right direction, chassis 3's relevant position department is equipped with a plurality of draw-in grooves 351, a plurality of draw-in grooves 351 and a plurality of card muscle 151 one-to-one cooperation, can further improve face frame 1 and chassis 3's assembly reliability from this.

In some embodiments of the present invention, as shown in fig. 13 and 14, the first clamping structure 15 includes a clamping hole 152, the clamping hole 152 is disposed on the flanging board 14 and located at the rear side of the clamping rib 151, the second clamping structure 35 includes a protruding rib 352, the protruding rib 352 is disposed on the top wall of the chassis 3, the protruding rib 352 is clamped into the clamping hole 152 and the clamping groove 351 is matched with the clamping rib 151, thereby, the cooperation of the protruding rib 352 and the clamping hole 152 and the cooperation of the clamping groove 351 and the clamping rib 151 can limit the position of the face frame 1 and the chassis 3 from multiple directions, and the face frame 1 is effectively prevented from being separated from the chassis 3.

Specifically, for example, referring to fig. 14, the trim panel 14 is provided with a locking hole 152, the locking hole 152 penetrates the trim panel 14 in the vertical direction, the upper surface of the support portion 31 of the chassis 3 is provided with a rib 352, and the rib 352 protrudes upward from the upper surface of the support portion 31. When the face frame 1 is assembled with the chassis 3, in the process of pushing the face frame 1 to move backwards, the convex rib 352 can jack up the flanging plate 14 at first until the convex rib 352 is clamped into the clamping hole 152, at the moment, the backwards bent part of the clamping rib 151 is also inserted into the clamping groove 351 to be matched with the clamping groove 351, the degree of freedom of the face frame 1 in the front, back, left and right directions can be limited by the matching of the convex rib 352 and the clamping hole 152, the degree of freedom of the face frame 1 in the up-down direction can be limited by the matching of the clamping groove 351 and the clamping rib 151, and therefore the face frame 1 can be prevented from being separated from the chassis 3.

Further, in some embodiments of the present invention, as shown in fig. 14, a guiding inclined plane 3521 is provided on the upper surface of the rib 352, and the guiding inclined plane 3521 extends obliquely upward in the front-to-rear direction, thereby facilitating the rib 352 to be conveniently inserted into the locking hole 152 during the assembly of the face frame 1 and the chassis 3.

It is understood that the face frame 1 and the chassis 3 can be detachably connected in other ways besides the connection manner of the rib 352 and the locking hole 152, and the connection manner of the locking groove 351 and the locking rib 151. For example, in some embodiments of the present invention, the bottom plate 3 is connected to the face frame 1 by a second fastening member.

Specifically, for example, the face frame 1 is provided with a second through hole, the chassis 3 is provided with a second screw column, the second screw column is provided with a second threaded hole therein, and the second fastening member may be a screw. During actual assembly, when the second through-hole corresponded with the second screw hole, the screw can pass second through-hole and second screw hole threaded connection, and this kind of connected mode is simple reliable, makes things convenient for the dismouting of face frame 1 and chassis 3.

Optionally, the face frame 1 is connected to the screen frame 2 by a third fastener. For example, the face frame 1 is provided with a third through hole, the filter screen frame 2 is provided with a third screw column, a third screw hole is formed in the third screw column, and the third fastener can be a screw. During actual assembly, when the third through-hole corresponded with the third screw hole, the screw can pass third through-hole and third screw hole threaded connection, and this kind of connected mode is simple reliable, makes things convenient for the dismouting of face frame 1 and filter screen frame 2.

According to the utility model discloses machine in air conditioning, including foretell casing assembly 100.

According to the air-conditioning indoor unit provided by the embodiment of the utility model, the top and the rear part of the face frame 1 are both open, and the open top is communicated with the open rear part, so that the assembly of the face frame 1 and the chassis 3 is facilitated; the filter screen frame 2 comprises the top frame 21, the filter screen frame 2 can be detachably connected with the chassis 3 through the top frame 21, so that the assembly is convenient, and the top frame 21 is positioned on the open side of the top of the face frame 1, so that a certain filling effect can be realized on an open space formed at the top of the face frame 1, and the integral appearance attractiveness of the shell assembly 100 can be kept; in addition, after the top frame 21 is arranged, the overall structural strength of the filter screen frame 2 is high, the filter screen frame is not easy to damage in the assembling process, and the overall assembling efficiency of the shell assembly 100 is improved.

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

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. Furthermore, 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 implicitly indicating 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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the terms "some embodiments," "alternative embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A shell assembly of an air conditioner indoor unit is characterized by comprising:

the top and the rear of the face frame are both open, and the open top and the open rear of the face frame are communicated;

a chassis mounted at a rear open side of the face frame;

a screen frame including a top frame, the top frame being located at a top open side of the face frame, a rear portion of the top frame being detachably connected to an upper portion of the chassis.

2. The casing assembly of an indoor unit of an air conditioner as claimed in claim 1, wherein one of a limiting hole and a limiting rib is formed at a rear portion of the top frame, the other of the limiting hole and the limiting rib is formed at a top wall of the base pan, and the limiting rib is engaged with the limiting hole.

3. The casing assembly of an indoor unit of an air conditioner as claimed in claim 2, wherein a locking groove is formed in the upper portion of the front surface of the base plate, a locking rib is formed on the lower surface of the rear portion of the top frame, the locking rib is located on the front side of the limiting hole, and the top frame is rotated after the limiting rib extends into the limiting hole, so that the limiting rib is matched with the limiting hole and the locking rib is matched with the locking groove.

4. The casing assembly of an indoor unit of an air conditioner according to claim 3, wherein the catching rib extends obliquely downward in a front-to-rear direction.

5. The casing assembly of an indoor unit of an air conditioner as claimed in claim 2, wherein the limiting rib is provided on the base plate, the limiting hole is provided on the top frame, an avoiding slope is provided on an upper surface of the limiting rib, and the avoiding slope extends downward in a rear-to-front direction.

6. The indoor unit casing assembly of an air conditioner according to claim 1, wherein the base pan is connected to the top frame by a first fastening member.

7. The casing assembly of an indoor unit of an air conditioner as claimed in claim 1, wherein the front frame has a first locking structure, the bottom chassis has a second locking structure, and the first locking structure and the second locking structure are engaged with each other.

8. The casing assembly of an indoor unit of an air conditioner according to claim 7, wherein the opposite side walls of the opened top of the face frame are respectively provided with a burring panel extending in a direction to approach each other;

first screens structure is including blocking the muscle, the card muscle is established and is buckled backward on the lower surface of turn-ups board and downwardly extending, second screens structure includes the draw-in groove, the draw-in groove is established the upper portion on the front surface on chassis, the card muscle with the draw-in groove cooperation.

9. The casing assembly of an indoor unit of an air conditioner as claimed in claim 8, wherein the first locking structure comprises a locking hole, the locking hole is formed in the turn-up plate and located at the rear side of the locking rib, the second locking structure comprises a protruding rib, the protruding rib is formed in the top wall of the base plate, the protruding rib is clamped into the locking hole, and the clamping groove is matched with the locking rib.

10. An indoor unit of an air conditioner according to claim 9, wherein a guide slope is provided on an upper surface of the rib, and the guide slope extends obliquely upward in a front-to-rear direction.

11. The indoor unit of an air conditioner of claim 1, wherein the base plate is coupled to the face frame by a second fastening member.

12. An air conditioning indoor unit, characterized by comprising the casing assembly according to any one of claims 1 to 11.

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