CN218544611U - Air duct machine - Google Patents

Abstract

The application relates to the technical field of air conditioners and discloses an air duct machine. The application provides a tuber pipe machine includes casing and supporting component. The shell comprises a bottom plate and a top cover, and a first mounting area and a second mounting area are arranged in the shell. The support assembly comprises a plurality of first support beams which are arranged between the first mounting area and the second mounting area at intervals, so that the strength of the top cover is enhanced. The top cap includes first die mould muscle, and first supporting beam fixes on bottom plate and first die mould muscle, has avoided the problem of casing deformation.

Description

Air duct machine

Technical Field

The application relates to the technical field of air conditioners, for example to a ducted air conditioner.

Background

With the improvement of living standard, the air conditioner has become an indispensable household appliance for improving the quality of life, and the application is wide. In recent years, ducted air conditioners have become popular because they can be installed in the wall above a room. However, most of the ducted air conditioners discharge air laterally, the density of hot air is low during heating, hot air flows upwards due to lateral air discharge and cannot be blown to users in the lower region of a room, the temperature distribution in the room is uneven, the problem of upper heating and lower cooling is caused, and particularly, the experience feeling is poor for users who are easy to feel cold with hands and feet.

In the related art, in order to switch the airflow direction of an air conditioning indoor unit. Disclosed are an air conditioner indoor unit and an air conditioner. The indoor unit of the air conditioner comprises a shell and a rotary air duct assembly. The shell is provided with a first air port and a second air port; the rotary air duct assembly is arranged in the shell and can rotate relative to the shell so that the indoor air conditioner can be switched between a first air outlet mode and a second air outlet mode.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the problem of deformation or rocking easily appears in the rotatory in-process that switches the air-out direction in rotatory wind channel subassembly of relevant tuber pipe machine of changeable air-out.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a ducted air conditioner, it is fixed through setting up first supporting beam between first installing zone and second installing zone, make the top cap keep fixed for the bottom plate to effectively improve because of each part rotates the problem that leads to the top cap to rock in first installing zone or the second installing zone, in addition, through addding first die mould muscle, can let the top cap have sufficient intensity and rigidity, further optimization to intensity, thereby avoided the problem of casing deformation.

In some embodiments, a ducted air conditioner includes a housing and a support assembly. The housing has a first mounting area and a second mounting area. The shell comprises a bottom plate and a top cover, and the top cover comprises a first profiling rib; the supporting component comprises a plurality of first supporting beams, the first supporting beams are arranged between the first installation area and the second installation area at intervals in a straight shape, and two ends of each first supporting beam are fixed on the bottom plate and the first profiling ribs respectively.

In some optional embodiments, the bottom plate is provided with a second profiled rib, the second profiled rib is arranged opposite to the first profiled rib, and two ends of the supporting beam are vertically fixed on the first profiled rib and the second profiled rib.

In some optional embodiments, the housing further comprises a sheet metal part, a first air guiding frame and a second air guiding frame.

The sheet metal part is connected with the top cover and the bottom plate, and the sheet metal part is provided with a side air port; the first air guide frame is arranged on the side air inlet; the second air guide frame is arranged on a lower air opening formed in the bottom plate.

In some optional embodiments, the first air guide frame is provided with a first supporting strip, the first supporting strip is perpendicular to the top cover, and the first supporting strip divides the side air inlet into a first side air inlet and a second side air inlet; and/or the second air guide frame is provided with a second support bar, the second support bar is perpendicular to the side air inlet, and the second support bar divides the lower air inlet into a first lower air inlet and a second lower air inlet.

In some optional embodiments, the first mounting region has a rotary air duct assembly therein, and the rotary air duct assembly includes a connection plate group, a sealing partition plate and a centrifugal fan. The connecting plate group comprises a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are fixed on two sides of the first mounting area; the sealing partition plates comprise a first partition plate and a second partition plate which are vertically and fixedly connected, the number of the first partition plates is two, the two first partition plates are respectively and rotatably connected to the first connecting plate and the second connecting plate, and the second partition plate is provided with a plurality of avoidance notches; the centrifugal fan comprises volutes and a wind wheel, and the volutes are fixed on the avoidance notches one by one.

In some optional embodiments, the ducted air conditioner further comprises a fixed frame and a rotating shaft, wherein the fixed frame is fixed on the top cover; the rotatable setting of pivot is on the mount, and a plurality of centrifugal fan's wind wheel is worn to establish by the pivot.

In some optional embodiments, the top cover is further provided with a boss, and the boss is positioned above the rotating shaft.

In some optional embodiments, the top cover comprises a first flange formed by extending the top cover downwards, the bottom plate comprises a second flange formed by extending the bottom plate upwards; the shell further comprises a back plate, and the back plate is fixed on the first flanging and the second flanging.

In some alternative embodiments, the top cover further comprises a first fold formed by the first flange extension; the bottom plate also comprises a second bending part, and the second bending part is formed by extending a second flanging; the air pipe machine further comprises a second supporting beam, and two ends of the second supporting beam are fixedly connected with the first bending portion and the second bending portion respectively.

In some alternative embodiments, the first fold comprises a first flap and a second flap; and/or the second fold comprises a third flap and a fourth flap. The first flanging is bent towards the second mounting area from the first flanging; the second flanging is bent from the first flanging to the direction of the bottom plate, and the second flanging is parallel to the first flanging; the third folded edge is bent from the second folded edge to the side air inlet direction; the fourth folded edge is bent from the third folded edge to the top cover direction, and the fourth folded edge is parallel to the second folded edge; wherein, the two ends of the second supporting beam are fixed on the second folded edge and the fourth folded edge.

The air duct machine provided by the embodiment of the disclosure can realize the following technical effects:

the ducted air conditioner includes a housing and a support assembly. The housing has a first mounting area and a second mounting area. The shell comprises a bottom plate and a top cover, and the top cover comprises a first profiling rib; the supporting component comprises a plurality of first supporting beams, the first supporting beams are arranged between the first installation area and the second installation area at intervals in a straight shape, two ends of each first supporting beam are fixed on the first pressing ribs of the bottom plate and the top cover respectively, and the strength of the top cover is optimized to support the reinforcing ribs of the supporting beams, so that the problem of deformation of the air conditioner shell is avoided.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:

fig. 1 is a schematic cross-sectional structural view of a duct type air conditioner provided in an embodiment of the present disclosure;

fig. 2 is another schematic cross-sectional structural view of a ducted air conditioner provided by an embodiment of the disclosure;

FIG. 3 is a partial structural schematic view of a roof and a secondary support beam provided by embodiments of the present disclosure;

FIG. 4 is a partial structural schematic view of a floor and a secondary support beam provided by embodiments of the present disclosure;

FIG. 5 is a schematic illustration of a portion of a ducted air conditioner provided in accordance with an embodiment of the present disclosure;

FIG. 6 is another schematic illustration of a portion of a ducted air conditioner according to an embodiment of the present disclosure;

fig. 7 is a partial schematic structural view of another ducted air conditioner provided in an embodiment of the present disclosure.

Reference numerals:

1: a base plate; 11: second profiling ribs; 12: a lower tuyere; 13: a second bending portion; 131: thirdly, folding edges; 132: a fourth folded edge; 2: a top cover; 21: a first profiling rib; 22: a first flanging; 23: a first bending portion; 231: a first folded edge; 232: a second folded edge; 31: a first mounting area; 32: a second mounting area; 41: a first support beam; 42: a second support beam; 51: a first air guide frame; 511: a first support bar; 52: a second air guide frame; 521: a second support bar; 6: a sheet metal part; 61: a side tuyere; 7: a first connecting plate; 81: a first separator; 82: a second separator; 91: a fixed mount; 92: a rotating shaft; 10: a volute.

Detailed Description

So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. E.g., a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

As shown in connection with fig. 1-7, an embodiment of the present disclosure provides a ducted air conditioner.

The air duct machine provided by the embodiment of the disclosure comprises a shell and a support assembly. The housing has a first mounting area 31 and a second mounting area 32. The shell comprises a bottom plate 1 and a top cover 2, and the top cover 2 comprises a first profiling rib 21; the support assembly comprises a plurality of first support beams 41, the plurality of first support beams 41 are arranged between the first installation area 31 and the second installation area 32 at intervals in a straight line shape, and two ends of each first support beam 41 are fixed on the bottom plate 1 and the first profiling rib 21 respectively.

It can be understood that the shell of the existing ducted type air conditioner mostly adopts a stamping mode to integrally form the sheet metal part 6 in a stamping mode, but when the sheet metal part 6 is subjected to die stripping, all directions are stressed unevenly due to the stretching of materials, so that the sheet metal part is prone to deformation caused by ladle deflection, and the production requirement cannot be met. And under the action of gravity load, the strength of the middle part of the shell is weaker, the whole shell collapses obviously, and the deformation reaches 2.8mm. This application is through setting up first die mould muscle 21 at top cap 2 to utilize a plurality of first supporting beam 41 to support between bottom plate 1 and top cap 2, can support top cap 2, avoid appearing the problem of deformation, compare with current tuber pipe machine casing, this application can be controlled at 0.78mm with the deflection. Preferably, the number of the first support beams 41 is 1 to 5, and the first support beams 41 are straight bar type support beams.

Optionally, the bottom plate 1 is provided with a second profiled rib 11, the second profiled rib 11 is arranged opposite to the first profiled rib 21, and two ends of the supporting beam are vertically fixed on the first profiled rib 21 and the second profiled rib 11.

Specifically, the second die mould muscle 11 of bottom plate 1 is straight strip type strengthening rib, and it parallels with first die mould muscle 21, and first die mould muscle 21 and second die mould muscle 11 all transversely arrange along casing length direction to avoid the problem that 2 middle parts of casing top cap easily sink better.

Optionally, the casing further includes a sheet metal part 6, a first air-guiding frame 51 and a second air-guiding frame 52. The sheet metal part 6 is connected with the top cover 2 and the bottom plate 1, and the sheet metal part 6 is provided with a side air port 61; the first air guide frame 51 is arranged on the side air inlet 61; the second air guiding frame 52 is installed on the lower air opening 12 opened on the bottom plate 1. Specifically, sheet metal component 6 integrated into one piece, including die mould portion and wind-guiding portion, die mould portion and top cap 2 are fixed to be laminated, and die mould portion is equipped with third die mould muscle, and side wind gap 61 has been seted up to the wind-guiding portion, and the wind-guiding portion forms the preceding curb plate of casing. The profiling part of the sheet metal part 6 is of a straight strip structure, so that the problem of deflection deformation of the top cover 2 in the stamping process can be avoided, the rigidity can be improved, and the problems of vibration and noise can be avoided.

Optionally, the first air guiding frame 51 is provided with a first supporting bar 511, the first supporting bar 511 is perpendicular to the top cover 2, and the first supporting bar 511 divides the side air opening 61 into a first side air opening 61 and a second side air opening 61; and/or the second air guide frame 52 is provided with a second supporting bar 521, the second supporting bar 521 is perpendicular to the side air inlet 61, and the second supporting bar 521 divides the lower air inlet 12 into a first lower air inlet 12 and a second lower air inlet 12. First supporting strip 511 not only can avoid top cap 2 and bottom plate 1 border to warp, can also separate side wind gap 61 for two side wind gaps 61, satisfies the air-out demand in different wind gaps.

Optionally, the first installation area 31 has therein a rotary air duct assembly, which includes a connection plate set, a sealing partition plate and a centrifugal fan. The connecting plate group comprises a first connecting plate 7 and a second connecting plate, and the first connecting plate 7 and the second connecting plate are fixed on two sides of the first mounting area 31; the sealing partition plates comprise a first partition plate 81 and a second partition plate 82 which are vertically and fixedly connected, the number of the first partition plates 81 is two, the two first partition plates 81 are respectively and rotatably connected to the first connecting plate 7 and the second connecting plate, and the second partition plate 82 is provided with a plurality of avoidance gaps; the centrifugal fan comprises a volute 10 and a wind wheel, and the plurality of volutes 10 are fixed on the plurality of avoidance notches one by one.

Specifically, the connecting plate group is provided with a driving mechanism, and the sealing partition plate is rotatably connected with the connecting plate group through the driving mechanism. The sealing partition plate rotates relative to the connecting plate group to drive the plurality of volutes 10 to rotate, so that the air pipe machine can switch air outlet at the side air inlet 61 and the lower air inlet 12. It will be appreciated that the webs provide load bearing capacity to the seal diaphragm and the volute 10, and that the housing top cover 2 is prevented from collapsing, as compared to securing the seal diaphragm to the housing top cover 2, on either side of the first mounting region 31. Preferably, the connecting plate group is fixedly connected with the bottom plate 1 and abuts against the top cover 2, so that the problem of flanging of the edge of the top cover 2 is avoided.

Optionally, a microchannel heat exchanger is provided in the second mounting area 32. The micro-channel heat exchanger is positioned between the rotary air duct assembly and the side air port 61, so that the refrigerating and heating requirements of the reversing air supply duct machine are met. When the air pipe machine operates in a heating mode, air enters from the side air inlet 61 and exits from the lower air inlet 12; when the air pipe machine operates in a refrigeration mode, air enters from the lower air inlet 12 and exits from the side air inlet 61. Therefore, cold air can be prevented from directly blowing the human body, and hot air can better reach the area where the user is located.

Optionally, the ducted air conditioner further includes a fixing frame 91 and a rotating shaft 92, and the fixing frame 91 is fixed on the top cover 2; the rotatable setting of pivot 92 is on mount 91, and a plurality of centrifugal fan's wind wheel is worn to establish by pivot 92. The rotation of the rotating shaft 92 can drive a plurality of wind wheels to rotate simultaneously, the sealing partition plate rotates to drive the volute 10 to rotate, and the volute 10 and the wind wheels can be controlled relatively and independently by adding the rotating shaft 92, so that more air outlet requirements are met.

Optionally, the top cover 2 is further provided with a boss, and the boss is located above the rotating shaft 92. The boss can improve top cap 2's intensity on the one hand, and on the other hand can provide certain space of dodging for rotatory wind channel subassembly to avoid spiral case 10 and top cap 2 to take place the problem that the motion is interfered.

Optionally, the top cover 2 includes a first flange 22, the first flange 22 is formed by extending the top cover 2 downward, the bottom plate 1 includes a second flange, and the second flange is formed by extending the bottom plate 1 upward; the housing also includes a backplate secured to the first flange 22 and the second flange.

Optionally, the top cover 2 further comprises a first bending part 23, and the first bending part 23 is formed by extending the first flange 22; the bottom plate 1 further comprises a second bending part 13, and the second bending part 13 is formed by extending a second flanging; the duct machine further includes a second support beam 42, and both ends of the second support beam 42 are fixedly connected to the first bending portion 23 and the second bending portion 13, respectively.

The first bent portion 23 and the second bent portion 13 fix the second support beam 42, so that a part of load can be borne by the backboard, and the problem of deformation of the backboard can be avoided.

Optionally, the first folded portion 23 comprises a first flap 231 and a second flap 232; and/or the second fold 13 comprises a third fold 131 and a fourth fold 132. The first flange 231 is bent from the first flange 22 toward the second mounting region 32; the second folded edge 232 is bent from the first folded edge 231 to the direction of the bottom plate 1, and the second folded edge 232 is parallel to the first folded edge 22; the third folded edge 131 is bent from the second folded edge to the side air inlet 61; the fourth folded edge 132 is bent from the third folded edge 131 to the top cover 2, and the fourth folded edge 132 is parallel to the second folded edge; wherein the second support beam 42 is secured at both ends to the second and fourth flanges 232, 132. The first folding edge 231 and the third folding edge 131 are parallel to the top cover 2, so that a certain gap is reserved between the second supporting beam 42 and the backboard, and the second supporting beam 42 is prevented from interfering with the backboard.

Optionally, the first connecting plate 7 and the second connecting plate are both provided with accommodating grooves, and the driving mechanism is located in the accommodating grooves. The driving mechanism comprises a driving motor, a driving gear and a driven gear. The driving motor main body is fixed in the accommodating groove and comprises a driving output end; the driving gear is arranged on the driving output end; the driven gear is meshed with the driving gear, penetrates through the accommodating groove and is fixedly connected with the sealing partition plate; the first driving output end drives the driving gear to rotate so as to drive the driven gear to rotate, and the driven gear drives the sealing partition plate to rotate relative to the connecting plate. The rotation of the sealing partition plate drives the volute 10 to rotate, so that the air pipe machine switches air outlet at the side air inlet 61 and the lower air inlet 12. When the air is discharged from the air duct machine, the air outlet of the volute 10 corresponds to the lower air inlet 12; when the side direction air outlet, the air outlet of the volute 10 corresponds to the side air inlet 61.

Optionally, the driven gear is a sector gear. According to the specification and the function of the air duct machine, sector gears with different radians can be selected, so that the rotation angle of the volute 10 can be controlled.

Optionally, the ducted air conditioner further includes a fixing base and a second driving device. The fixing seat is located between two adjacent wind wheels, the second driving device is located on the fixing seat and used for driving the rotating shaft 92 to axially rotate, and therefore the wind wheels rotate to output air.

Optionally, the ducted air conditioner further includes a rolling bearing embedded in the fixing frame 91, and the rotating shaft 92 penetrates through the rolling bearing. Specifically, the outer ring of the rolling bearing is fixedly connected to the fixing frame 91, and the inner ring is fixedly connected to the rotating shaft 92. The fixing frame 91 comprises a first connecting position and a second connecting position, the first connecting position is fixedly connected with the top cover 2, and the second connecting position is fixedly connected with the rear cover plate. Thus, the backboard and the top cover 2 bear the gravity of the rotating shaft 92 and the wind wheel together, and the problem of collapse of the top cover 2 is avoided. The fixing base and the fixing frame 91 bear the load of the rotating shaft 92 together, so that the rotating shaft 92 operates more stably.

Optionally, the ducted air conditioner further comprises a baffle, wherein the baffle comprises a pivot shaft 92, and the baffle is pivotally connected with the sealed partition through the pivot shaft 92; wherein, the baffle is used for the air inlet air current and the air outlet air current of keeping apart spiral case 10 in cooperation with sealed baffle. Specifically, the air outlet of the volute 10 and the air inlets on both sides of the volute 10 are separated by a sealing partition plate, and the lower part of the sealing partition plate is pivotally connected with the baffle plate through a pivot shaft 92. The sealing partition plate can drive the volute 10 to rotate, so that the air outlet direction of the air outlet of the volute 10 is switched to the side air port 61 through the lower air port 12, then the air channel is made to form a finished air channel curve through the rotating angle of the adjusting baffle plate, and further the air inlet air channel and the air outlet air channel are separated, the problems that the air inlet air channel and the air outlet air channel cause turbulence and turbulent flow due to the fact that gaps exist and then mutual interference are solved, noise in the air pipe machine is favorably reduced, and air supply performance of the air pipe machine is improved.

Optionally, the ducted air conditioner further comprises a water pan located below the microchannel evaporator, the water pan comprising a stop. The baffle is an arc-shaped plate, and the arc angle of the baffle is matched with the radian of the air duct. When rotatable baffle side air outlet, baffle bottom border butt is on the backstop portion of water collector to make the interior complete wind channel curve that forms of tuber pipe machine, not only avoided spiral case 10 inlet air current and air-out air current to influence each other, optimized air supply duct moreover, promoted the air supply performance.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A ducted air conditioner, comprising:

the shell is provided with a first mounting area and a second mounting area, the shell comprises a bottom plate and a top cover, and the top cover comprises a first profiling rib;

the supporting assembly comprises a plurality of first supporting beams, the first supporting beams are arranged between the first installation area and the second installation area at intervals in a straight line shape, and two ends of each first supporting beam are fixed to the bottom plate and the first profiling ribs respectively.

2. The ducted air conditioner of claim 1,

the bottom plate is provided with second die mould muscle, second die mould muscle sets up with first die mould muscle is relative, a supporting beam both ends vertical fixation are in on first die mould muscle and the second die mould muscle.

3. The ducted air conditioner of claim 1, wherein the housing further comprises:

the sheet metal part is connected with the top cover and the bottom plate and is provided with a side air port;

the first air guide frame is arranged on the side air opening; and the combination of (a) and (b),

and the second air guide frame is arranged on a lower air opening formed in the bottom plate.

4. The duct machine of claim 3,

the first air guide frame is provided with a first supporting strip, the first supporting strip is perpendicular to the top cover, and the first supporting strip divides the side air opening into a first side air opening and a second side air opening; and/or the presence of a gas in the atmosphere,

the second air guide frame is provided with a second supporting strip, the second supporting strip is perpendicular to the side air opening, and the second supporting strip divides the lower air opening into a first lower air opening and a second lower air opening.

5. The duct machine of claim 1,

have rotatory wind channel subassembly in the first installing zone, rotatory wind channel subassembly includes:

the connecting plate group comprises a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are fixed on two sides of the first mounting area;

the sealing partition plates comprise a first partition plate and a second partition plate which are vertically and fixedly connected, the number of the first partition plates is two, the two first partition plates are respectively and rotatably connected to the first connecting plate and the second connecting plate, and the second partition plate is provided with a plurality of avoidance gaps;

the centrifugal fan comprises a plurality of volutes and a wind wheel, wherein the volutes are fixed on the avoidance notches one by one.

6. The ducted air conditioner of claim 5, further comprising:

the fixing frame is fixed on the top cover;

the rotating shaft is rotatably arranged on the fixing frame, and the rotating shaft penetrates through the wind wheel of the centrifugal fan.

7. The ducted air conditioner of claim 6,

the top cover is further provided with a boss, and the boss is located above the rotating shaft.

8. The ducted air conditioner of claim 1,

the top cover comprises a first flanging formed by extending the top cover downwards, the bottom plate comprises a second flanging formed by extending the bottom plate upwards;

the shell further comprises a back plate, and the back plate is fixed on the first turned edge and the second turned edge.

9. The ducted air conditioner of claim 8,

the top cover further comprises a first bending part, and the first bending part is formed by extending the first flanging;

the bottom plate further comprises a second bending part, and the second bending part is formed by extending the second flanging;

the air pipe machine further comprises a second supporting beam, and two ends of the second supporting beam are fixedly connected with the first bending portion and the second bending portion respectively.

10. The ducted air conditioner of claim 9,

the first bending portion includes:

the first flanging bends towards the second mounting area from the first flanging;

the second folded edge is bent from the first folded edge to the direction of the bottom plate, and the second folded edge is parallel to the first folded edge; and/or the presence of a gas in the gas,

the second bending part includes:

the third flanging is bent from the second flanging to the side air inlet direction;

the fourth flanging is bent from the third flanging to the top cover direction, and the fourth flanging is parallel to the second flanging;

and two ends of the second support beam are fixed on the second folded edge and the fourth folded edge.

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