CN216080062U - Air conditioner indoor unit and air conditioner with same - Google Patents

Abstract

The utility model provides an air conditioner indoor unit and an air conditioner with the same, and relates to the technical field of air conditioning equipment. The air-conditioning indoor unit comprises a shell and a fresh air pipeline; the shell is provided with a supporting mechanism for supporting the fresh air pipeline, a first water guide channel is arranged at the top of the supporting mechanism, and the first water guide channel is used for guiding condensed water in the fresh air pipeline into a chassis in the shell. According to the utility model, the fresh air pipeline is supported and fixed by the supporting mechanism, and meanwhile, the condensed water in the fresh air pipeline can be introduced into the chassis in the shell through the first water guide channel, and the condensed water is evaporated in the chassis and cannot flow out to the indoor, so that the indoor ground is prevented from being polluted, and the user experience of the product is improved.

Description

Air conditioner indoor unit and air conditioner with same

Technical Field

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

Background

Along with the improvement of living standard, people have not only been restricted to temperature control to the functional requirement of air conditioner, have also had higher requirement to the fresh degree of indoor air, consequently, current air conditioner generally is provided with the new trend module, introduces outdoor new trend indoor to bring better user experience.

However, after the air conditioner is used, the temperature difference between the indoor and the outdoor is large, cold and hot alternation easily occurs at a fresh air inlet of the air conditioner, condensate water is formed, the condensate water easily flows into the indoor space at the fresh air inlet, subsequent cleaning burden is brought to a user, and user experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air conditioner indoor unit, which aims to solve the problem that condensed water easily flows into a room in the existing air conditioner with a fresh air module.

In order to solve the problems, the utility model firstly provides an air conditioner indoor unit, which comprises a shell and a fresh air pipeline; the shell is provided with a supporting mechanism for supporting the fresh air pipeline, a first water guide channel is arranged at the top of the supporting mechanism, and the first water guide channel is used for guiding condensed water in the fresh air pipeline into a chassis in the shell.

So set up, when utilizing supporting mechanism to support the fresh air pipeline fixed, can introduce the chassis in the casing through the comdenstion water in the first leading water way with the fresh air pipeline, the comdenstion water evaporates in the chassis, can not flow to indoor, has avoided making dirty indoor ground, has improved the user experience of product.

Furthermore, the supporting mechanism top is equipped with the bearing portion of bearing the fresh air pipeline, first diversion is seted up for bearing portion recess on the surface, the recess has deviates from inside first end of casing and is close to the inside second end of casing.

So set up, set up the recess and form first diversion channel on bearing portion, the comdenstion water assembles the bottom of fresh air pipeline under gravity, then directly flows into in the recess, the collection and the guide of the comdenstion water of the fresh air pipeline of being convenient for.

Further, in the direction from the first end to the second end, the groove is a through groove penetrating through the bearing part.

So set up, the recess can be entered into by the relative both ends of recess to the comdenstion water, is convenient for collect of comdenstion water.

Further, from the first end to the second end, the height of the bottom wall of the groove is gradually reduced.

So set up for the recess forms the diapire of slope, and the comdenstion water can be discharged fast in the recess, avoids appearing the interior ponding problem of recess.

Furthermore, the bearing part is provided with an arc bearing surface matched with the shape and the size of the fresh air pipeline, the groove is formed in the arc bearing surface, and the height of the arc bearing surface is gradually reduced in the direction from the first end to the second end.

So set up, when utilizing the circular arc bearing to realize good support in the face of the fresh air pipeline, the comdenstion water can be assembled the recess by circular arc bearing face under gravity in, the collection region of comdenstion water has been increased to the circular arc face, the collection of the comdenstion water of being convenient for.

Furthermore, the supporting mechanism is provided with an outer side wall located outside the inner cavity of the shell and an inner side wall located in the inner cavity of the shell, a boss is arranged on the inner side wall and located below the first water guide channel, a second water guide channel is arranged at the top of the boss and used for receiving the condensed water flowing out of the first water guide channel and introducing the condensed water into the chassis in the shell.

So set up, utilize the second diversion channel to accept and guide the comdenstion water, increase water course length, the comdenstion water of being convenient for is discharged.

Furthermore, the top surface interval of boss is equipped with two diversion boards, two the diversion board, the top surface of boss with the inside wall encloses jointly becomes the second diversion way.

So set up, can utilize being connected of diversion board and inside wall to realize the good transition of first diversion and second diversion and link up, avoid the comdenstion water to run out.

Further, along deviating from the direction of inside wall, the top surface height of boss reduces gradually.

So set up for the second diversion forms the drainage surface of slope, and the comdenstion water can be discharged fast in the recess, avoids appearing the ponding problem.

Further, the width of the second water guide channel is larger than that of the first water guide channel.

So set up for all waters in the first diversion can be accepted to the second diversion, avoid partial comdenstion water to run out.

Further, the boss be equipped with the relative slope lateral wall of inside wall, the slope lateral wall with the horizontal distance of supporting mechanism inner wall reduces from top to bottom gradually.

So set up for the roof of boss forms and is similar to cantilever type structure, makes on partial comdenstion water can directly drop to the chassis at the boss top surface, avoids the comdenstion water to pile up the marginal area to the chassis.

Furthermore, the outer side wall of the supporting mechanism is recessed towards the shell, the boss is formed by the recess, and the electric control box can be installed in the recess.

So set up, utilize the recessed structure as the storage tank of automatically controlled box to form boss and second diversion, integrative multi-purpose.

Furthermore, be equipped with in the sunken connection structure that is used for connecting automatically controlled box and with automatically controlled box location fit's location structure, two opposite angle departments that the sunken is relative all are equipped with connection structure with location structure.

So set up, utilize connection structure to be connected with automatically controlled box to utilize location structure and automatically controlled box location fit, be convenient for automatically controlled box assemble in sunken, and with location structure and connection structure design for mutually supporting, can realize automatically controlled box location installation fast, improve assembly efficiency.

Furthermore, a first positioning notch is formed in the top of the supporting mechanism, and a positioning flange matched with the first positioning notch in a positioning mode is arranged on the fresh air pipeline; when the supporting mechanism is provided with a first water guide channel and a second water guide channel, the first positioning notch is positioned between the first water guide channel and the second water guide channel.

So set up, the fresh air pipeline of being convenient for and supporting mechanism's location assembly improves the stability after assembly efficiency and the assembly.

Furthermore, the first positioning gap is provided with a positioning end face which is positioned and matched with the fresh air pipeline in a sealing manner.

So set up, utilize the installation of the fresh air pipeline of being convenient for of location terminal surface to can prevent that the comdenstion water from spilling by between first location breach and the fresh air pipeline.

Furthermore, positioning bulges are arranged on two sides of the top of the supporting mechanism, and second positioning notches are formed in the positioning bulges; the fresh air pipeline is connected with a mounting plate, and the mounting plate is in positioning fit with the second positioning notch.

So set up, the fresh air pipeline of being convenient for and supporting mechanism's location assembly further improve the stability after assembly efficiency and the assembly.

At least one of two opposite sides of the supporting mechanism is provided with a wire passing hole; and/or reinforcing ribs are arranged on at least one of two opposite sides of the supporting mechanism.

So set up, utilize the line hole of crossing to be convenient for walk the line of automatically controlled box, avoid influencing the installation of automatically controlled box, utilize the strengthening rib can promote supporting mechanism's structural strength.

A second object of the present invention is to provide an air conditioner having the air conditioning indoor unit described above.

So set up, can avoid the indoor set comdenstion water of air conditioner to flow into indoor, avoided making dirty indoor ground, improved the user experience of product.

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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view (one) of a partial structure of an indoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 2 is a schematic view (II) of a part of the structure of an indoor unit of an air conditioner according to an embodiment of the present invention

Fig. 3 is a schematic partial structural view (one) of a casing of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 4 is a schematic view (two) of a partial structure of a casing of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 5 is a sectional view a-a of fig. 4.

Description of reference numerals:

100-a housing; 200-fresh air pipeline; 210-a locating flange; 300-a support mechanism; 310-a first water conduit; 311-a first end; 312-a second end; 320-a bearing part; 321-arc bearing surface; 322-a first alignment notch; 3221-locating end face; 330-an outer sidewall; 331-depression; 3311-connecting structure; 3312-positioning structure; 340-an inner side wall; 341-boss; 342-an inclined sidewall; 350-a second water guide channel; 351-a diversion plate; 360-positioning the projection; 361-a second positioning notch; 370-a wire through hole; 380-reinforcing ribs; 400-mounting the plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In order to solve the problem that the comdenstion water that the indoor set that has the new trend module exists flows out, this embodiment provides a new air conditioning indoor set, aims at optimizing through the improvement to the indoor set structure, realizes getting into the new trend indoor back because the guide of the comdenstion water in the difference in temperature, guides the comdenstion water to specific area, avoids the comdenstion water to flow into indoor.

Referring to fig. 1 and 2 (only a part of the structure of the casing 100 of the indoor unit and a part of the fresh air pipeline 200 are shown in the figures), the air-conditioning indoor unit of the present embodiment includes a casing 100 and a fresh air module, the fresh air module includes a fresh air pipeline 200 and a mounting plate 400, the fresh air pipeline 200 is connected to the mounting plate 400, in order to realize the butt joint with the fresh air module, the casing 100 of the present embodiment is provided with a support mechanism 300 for supporting the fresh air pipeline 200, the support mechanism 300 can be integrally formed with the casing 100, and therefore, the support mechanism 300 of the present embodiment can be regarded as a part of the casing 100.

In order to guide the condensed water in the fresh air duct 200, as shown in fig. 3 and 4, the present embodiment is provided with a first water guide 310 on the top of the supporting mechanism 300, and the first water guide 310 is configured to guide the condensed water in the fresh air duct 200 into a chassis (not shown in the figure) in the casing 100, that is, the condensed water in the fresh air duct 200 can flow into the first water guide 310 and flow into the chassis in the casing 100 through the first water guide 310.

This kind of structural design utilizes supporting mechanism 300 to support fresh air pipeline 200 fixed the time, can introduce the chassis in casing 100 through the comdenstion water in first leading water way 310 with fresh air pipeline 200, and the comdenstion water evaporates in the chassis, can not flow to indoor, has avoided making dirty indoor ground, has improved the user experience of product.

Specifically, the first water conduit 310 of the present embodiment may be formed on a supporting portion 320 at the top of the supporting mechanism 300, the supporting portion 320 has a surface for supporting the fresh air duct 200, the first water conduit 310 of the present embodiment is a groove formed on the surface of the supporting portion 320, and the groove has a first end 311 facing away from the inside of the casing 100 and a second end 312 close to the inside of the casing 100.

Through the design, the condensed water can flow into the bottom of the fresh air pipeline 200 under the action of gravity, further flow into the surface of the bearing part 320, and then directly flow into the first water guide channel 310 or the groove of the embodiment, so that the condensed water of the fresh air pipeline 200 can be collected and guided conveniently.

Referring to fig. 3 and 4, in order to facilitate the collection of the condensed water, in the direction from the first end 311 to the second end 312, the groove is a through groove penetrating through the supporting portion 320, or the groove of the present embodiment is open at both the first end 311 and the second end 312, so that the condensed water can enter the groove from the two opposite ends of the groove, so as to facilitate the collection of the condensed water, and finally is discharged from the second end 312.

In order to improve drainage efficiency, by first end 311 to second end 312 of recess, the diapire height of the recess of this embodiment reduces gradually for the recess forms the diapire of slope, and the recess diapire is preferred 3 ~ 10 for the contained angle of horizontal plane, and then makes the comdenstion water discharge fast in the recess, avoids appearing the interior ponding problem of recess.

Referring to fig. 4, in order to better match and support the fresh air pipeline 200, in the present embodiment, the supporting portion 320 is designed to have an arc supporting surface 321 adapted to the shape and size of the fresh air pipeline 200, the groove of the present embodiment is formed on the arc supporting surface 321, and the height of the arc supporting surface 321 is gradually reduced, or the arc supporting surface 321 is obliquely arranged, in the direction from the first end 311 to the second end 312, so as to form the inclined bottom wall of the groove. This kind of structural design utilizes circular arc bearing surface 321 to realize good support to fresh air pipeline 200 simultaneously, and the comdenstion water can be assembled the recess by circular arc bearing surface 321 under gravity in, and the circular arc surface has increased the collection region of comdenstion water, the collection of the comdenstion water of being convenient for to the slope design of circular arc bearing surface 321 is also convenient for form the diapire of recess slope.

Referring to fig. 3, based on the structure of the first water conduit 310, the present embodiment further improves the supporting mechanism 300, the supporting mechanism 300 of the present embodiment has an outer sidewall 330 outside the inner cavity of the casing 100 and an inner sidewall 340 inside the inner cavity of the casing 100, a boss 341 is disposed on the inner sidewall 340 of the supporting mechanism 300, the boss 341 is located below the first water conduit 310, a second water conduit 350 is disposed at the top of the boss 341, and the second water conduit 350 is used for receiving the condensed water flowing out from the first water conduit 310 and guiding the condensed water to the chassis inside the casing 100.

Through the structural design, the second water guide channel 350 is additionally arranged on the basis of the first water guide channel 310, and the condensed water is further received and guided by the second water guide channel 350, so that the length of the water channel is increased, and the condensed water is convenient to discharge.

The structural style of the second diversion canal 350 of this embodiment has a variety, for example, this embodiment is equipped with two diversion boards 351 at the top surface interval of boss 341, one side and inside wall 340 body coupling of diversion board 351, the downside and the boss 341 top surface body coupling of diversion board 351, the top surface of boss 341 and the inside wall 340 of supporting mechanism 300 enclose into the second diversion canal 350 of this embodiment jointly, so set up, can utilize being connected of diversion board 351 and inside wall 340 to realize the good transition of first diversion canal 310 and second diversion canal 350 and link up, avoid the comdenstion water to run out.

Based on this second water guide 350's forming method, the top surface design of boss 341 is the inclined plane for this embodiment, and is concrete, is along the direction that deviates from inside wall 340, and the top surface height of boss 341 of this embodiment reduces gradually, and then makes second water guide 350 form the drainage face of leanin, and the comdenstion water can be discharged fast in the recess, avoids appearing the ponding problem.

In order to make the second water channel 350 fully receive the condensed water flowing out of the first water channel 310, the width of the second water channel 350 is greater than the width of the first water channel 310 in this embodiment, for example, the width range of the first water channel 310 in this embodiment is 19mm to 25mm, the width of the second water channel 350 in this embodiment is 26 mm to 30mm, and the specific structural dimension is determined specifically according to the design requirement. Through the design, the second water guide channel 350 can receive all water bodies in the first water guide channel 310, and partial condensed water is prevented from running out of the two water guide channels and falling into other areas of the indoor unit.

Referring to fig. 2 and 5, the boss 341 of the present embodiment is provided with an inclined sidewall 342 opposite to the inner sidewall 340, and the horizontal distance between the inclined sidewall 342 and the inner wall of the supporting mechanism 300 is gradually decreased from top to bottom. So set up, can make the roof of boss 341 form and be similar to cantilever type structure, most comdenstion water in second water guide 350 can be in boss 341 top surface directly fall the chassis and be close to the region in middle part, avoids the comdenstion water to pile up the marginal area to the chassis.

As shown in fig. 4, the boss 341 of the present embodiment is preferably formed by a recess 331 formed in the outer side wall 330 of the supporting mechanism 300 toward the inside of the housing 100, the recess 331 forms the above-mentioned boss 341, an electronic control box (not shown in the figure) can be installed in the recess 331 of the present embodiment, the electronic control box can be detachably installed in the recess 331 by a screw, a positioning column, and the like, and the shape and size of the recess 331 are adapted to the shape and size of the electronic control box. In this embodiment, the structure of the recess 331 is used as the receiving groove of the electronic control box, the recess 331 forms the boss 341, and the boss 341 can be processed into the second water conduit 350, so that the structure of the recess 331 is integrated and multipurpose.

In addition, the recess 331 of the present embodiment is provided with a connecting structure 3311 for connecting the electric control box and a positioning structure 3312 matched with the electric control box in positioning, the connecting structure 3311 and the positioning structure 3312 can be connected to each other, the connecting structure 3311 can be a screw hole formed on the columnar structure, the positioning structure 3312 can be a positioning column, etc., the connecting structure 3311 is connected to the electric control box, and the positioning structure 3312 and the electric control box are matched in positioning, so that the electric control box can be assembled in the recess 331 conveniently.

In the present embodiment, the connecting structure 3311 and the positioning structure 3312 are arranged in a manner that: at least two of the four diagonal positions of the recess 331 of this embodiment are provided with the connecting structure 3311 and the positioning structure 3312 of this embodiment, so that the positioning structure 3312 and the connecting structure 3311 are adjacent, and the two can be mutually matched, so that the quick positioning and installation of the electric control box can be realized, and the assembly efficiency is improved.

Referring to fig. 3, in order to facilitate the assembly of the casing 100 and the fresh air module, in this embodiment, a first positioning notch 322 is disposed on the top of the supporting mechanism 300, specifically, the supporting portion 320, a length direction of the first positioning notch 322 is perpendicular to a direction from the first end 311 to the second end 312, the first positioning notch 322 is arc-shaped, and a width of the first positioning notch 322 is much greater than a width of the first water conduit 310.

Moreover, the first positioning gap 322 of this embodiment has a positioning end surface 3221 that is positioned and hermetically engaged with the fresh air pipeline 200, and the positioning end surface 3221 includes a plane and an arc surface that are arc-shaped in the vertical direction, so that the fresh air pipeline 200 can be conveniently installed by using the positioning end surface, and the condensed water can be prevented from leaking between the first positioning gap and the fresh air pipeline.

Referring to fig. 2, correspondingly, the fresh air duct 200 of the present embodiment is provided with a positioning flange 210 in positioning fit with the first positioning notch 322, the positioning flange 210 may be a sealing structure outside the fresh air duct 200, and when the support mechanism 300 of the present embodiment is provided with the first water conduit 310 and the second water conduit 350, the first positioning notch 322 is located between the first water conduit 310 and the second water conduit 350, and since the first positioning notch 322 is arc-shaped, condensed water from the first water conduit 310 and condensed water from the fresh air duct 200 can be received by the first positioning notch 322, then collected to the middle of the arc-shaped first positioning notch 322, and then flow into the second water conduit 350 of the present embodiment, that is, the first positioning notch 322 of the present embodiment is provided to not only play a positioning role, so as to facilitate positioning assembly of the fresh air duct 200 and the support mechanism 300, the assembly efficiency and the stability after assembly are improved, and the collection and the discharge of condensed water are facilitated.

Furthermore, this embodiment still all is equipped with location arch 360 in the top both sides of supporting mechanism 300, location arch 360 is equipped with second location breach 361, it is corresponding, the fresh air pipeline 200 of this embodiment is connected with mounting panel 400, or fresh air pipeline 200 installs on this mounting panel 400, fresh air pipeline 200 can be a body coupling with mounting panel 400, mounting panel 400 and second location breach 361 location cooperation, in order to further be convenient for fresh air pipeline 200 and supporting mechanism 300's location assembly, improve the stability after assembly efficiency and the assembly.

In addition, in this embodiment, the two sides of the supporting mechanism 300 are provided with the wire passing hole 370 for threading and the reinforcing rib 380 for enhancing the structural strength, and the wire passing hole 370 is used for routing the electric control box, so as to avoid the influence of the arrangement of the supporting mechanism 300 on the original air conditioner indoor unit structure, and the reinforcing rib 380 can improve the structural strength of the supporting mechanism 300.

Based on the air-conditioning indoor unit, the embodiment also provides an air conditioner with the air-conditioning indoor unit, and since the air conditioner of the embodiment is improved only by the structure of the indoor unit, the embodiment does not make functional description and figure description on other structures of the air conditioner. The air conditioner provided by the embodiment can prevent condensed water of the indoor unit of the air conditioner from flowing into the room, prevent the indoor ground from being polluted, and improve the user experience of products.

In the description of the present embodiment, it should be noted that, as those skilled in the art will understand, all or part of the processes in the method according to the above embodiments may be implemented by instructing the control device to perform a computer program, where the program may be stored in a computer-readable storage medium, and the program may include the processes according to the above method embodiments when executed, where the storage medium may be a memory, a magnetic disk, an optical disk, or the like.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (17)

1. An indoor unit of an air conditioner includes a casing (100) and a fresh air duct (200); the fresh air pipeline cooling device is characterized in that the shell (100) is provided with a supporting mechanism (300) used for supporting the fresh air pipeline (200), a first water guide channel (310) is arranged at the top of the supporting mechanism (300), and the first water guide channel (310) is used for guiding condensed water in the fresh air pipeline (200) into a chassis in the shell (100).

2. An indoor unit of an air conditioner as claimed in claim 1, wherein a supporting part (320) for supporting the fresh air duct (200) is provided on the top of the supporting mechanism (300), the first water guide (310) is a groove formed on the surface of the supporting part (320), and the groove has a first end (311) facing away from the inside of the casing (100) and a second end (312) close to the inside of the casing (100).

3. An air conditioning indoor unit according to claim 2, wherein the groove is a through groove penetrating the receiver (320) in a direction from the first end (311) to the second end (312).

4. An indoor unit of an air conditioner according to claim 2, wherein the height of the bottom wall of the groove is gradually decreased from the first end (311) to the second end (312).

5. An air conditioning indoor unit according to claim 2, wherein the receiver (320) has a circular arc receiving surface (321) corresponding to the shape and size of the fresh air duct (200), and the groove is formed in the circular arc receiving surface (321), and the height of the circular arc receiving surface (321) is gradually reduced in a direction from the first end (311) to the second end (312).

6. The indoor unit of air conditioner as claimed in claim 1, wherein the supporting mechanism (300) has an outer sidewall (330) outside the inner cavity of the casing (100) and an inner sidewall (340) inside the inner cavity of the casing (100), the inner sidewall (340) is provided with a boss (341), the boss (341) is located below the first water conduit (310), the top of the boss (341) is provided with a second water conduit (350), and the second water conduit (350) is used for receiving the condensed water flowing out from the first water conduit (310) and introducing the condensed water to the chassis inside the casing (100).

7. An indoor unit of an air conditioner as claimed in claim 6, wherein two water guide plates (351) are spaced from the top surface of the boss (341), and the two water guide plates (351), the top surface of the boss (341) and the inner side wall (340) jointly enclose the second water guide channel (350).

8. An indoor unit of an air conditioner according to claim 7, wherein the height of the top surface of the projection (341) is gradually decreased in a direction away from the inner side wall (340).

9. An indoor unit of an air conditioner according to claim 6, wherein the width of the second water guide (350) is greater than the width of the first water guide (310).

10. The indoor unit of claim 6, wherein the projection (341) has an inclined sidewall (342) opposite to the inner sidewall (340), and a horizontal distance between the inclined sidewall (342) and the inner wall of the support mechanism (300) is gradually reduced from top to bottom.

11. The indoor unit of claim 6, wherein the outer side wall (330) of the support mechanism (300) is recessed (331) into the casing (100), the recess (331) forms the projection (341), and an electric control box can be installed in the recess (331).

12. The indoor unit of claim 11, wherein a connecting structure (3311) for connecting the electrical control box and a positioning structure (3312) for positioning and matching with the electrical control box are disposed in the recess (331), and the connecting structure (3311) and the positioning structure (3312) are disposed at two opposite corners of the recess (331).

13. An indoor unit of an air conditioner according to any one of claims 1 to 12, wherein a first positioning notch (322) is formed at the top of the support mechanism (300), and the fresh air duct (200) is provided with a positioning flange (210) which is positioned and matched with the first positioning notch (322);

when the supporting mechanism (300) is provided with a first water guide (310) and a second water guide (350), the first positioning notch (322) is positioned between the first water guide (310) and the second water guide (350).

14. The indoor unit of claim 13, wherein the first positioning notch (322) is provided with a positioning end surface (3221) which is positioned and matched with the fresh air pipeline (200) in a sealing manner.

15. The indoor unit of air conditioner according to any one of claims 1 to 12, wherein the top of the support mechanism (300) is provided with positioning protrusions (360) on both sides, and the positioning protrusions (360) are provided with second positioning notches (361); the fresh air pipeline (200) is connected with a mounting plate (400), and the mounting plate (400) is matched with the second positioning notch (361) in a positioning mode.

16. An indoor unit of an air conditioner according to any one of claims 1 to 12, wherein at least one of opposite sides of the supporting mechanism (300) is provided with a wire passing hole (370); and/or a reinforcing rib (380) is arranged on at least one of two opposite sides of the supporting mechanism.

17. An air conditioner characterized by comprising an indoor unit of an air conditioner according to any one of claims 1 to 16.

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