CN220205896U - Air duct assembly and air conditioner indoor unit - Google Patents

Abstract

The application belongs to the technical field of air conditioners, and particularly relates to an air duct assembly and an air conditioner indoor unit. The air duct assembly is used for an air conditioner indoor unit and comprises an air duct shell, a vertical swing blade assembly and a supporting assembly, wherein the air duct shell comprises a front vortex tongue and a rear vortex tongue; the vertical swing blade assembly comprises a plurality of swing blades which are arranged at intervals, a plurality of first connecting parts are arranged on the swing blades, the support assembly comprises a plurality of support pieces which are arranged at intervals, two ends of each support piece are respectively connected with the front vortex tongue and the rear vortex tongue, and the arrangement direction of the support pieces is intersected with the arrangement direction of the swing blades; the same side of the support piece is provided with a plurality of second connecting parts which are arranged at intervals, the arrangement direction of the second connecting parts is consistent with the arrangement direction of the swing blades, the second connecting parts are provided with notches, and the notches on each second connecting part face to the front vortex tongue or face to the rear vortex tongue; the first connecting parts of the same swing blade are in one-to-one correspondence with the second connecting parts through the notches of the supporting pieces in an inserting or separating inserting mode. Thereby making the removal of the swing blade from the support member more labor-saving.

Description

Air duct assembly and air conditioner indoor unit

Technical Field

The application belongs to the technical field of air conditioners, and particularly relates to an air duct assembly and an air conditioner indoor unit.

Background

At present, an air conditioner indoor unit is generally assembled by a plurality of components, and when the air conditioner indoor unit is maintained or cleaned, part of the components need to be disassembled.

In the related art, the air duct assembly comprises an air duct shell and vertical swing blades, an opening is formed in the air duct shell, the vertical swing blades are rotatably arranged at the opening, the vertical swing blades comprise a plurality of swing blades which are arranged side by side, the air duct shell comprises a supporting beam, and the plurality of swing blades are clamped and fixed through the supporting beam.

However, the above-mentioned scheme is comparatively laborious when taking down the pendulum leaf from the supporting beam, and is not convenient enough.

Disclosure of Invention

The application provides an air duct assembly and air conditioner indoor unit to solve and comparatively laborious when taking down pendulum leaf from supporting beam, not convenient problem inadequately.

In one aspect, the present application provides an air duct assembly for an air conditioner indoor unit, the air duct assembly including an air duct housing, a vertical swing vane assembly, and a support assembly, the air duct housing including a front volute tongue and a rear volute tongue;

the vertical swing blade assembly comprises a plurality of swing blades which are arranged at intervals, a plurality of first connecting parts are arranged on the swing blades, the support assembly comprises a plurality of support pieces which are arranged at intervals, two ends of each support piece are respectively connected with the front vortex tongue and the rear vortex tongue, and the arrangement direction of the support pieces is intersected with the arrangement direction of the swing blades;

the same side of the supporting piece is provided with a plurality of second connecting parts which are arranged at intervals, the arrangement direction of the second connecting parts is consistent with the arrangement direction of the swing blades, the second connecting parts are provided with notches, and the notches on each second connecting part face to the front vortex tongue or face to the rear vortex tongue;

the first connecting parts of the same swing blade are in one-to-one correspondence with the second connecting parts through the gaps of the supporting pieces in an inserting or separating mode.

In some embodiments, the support is perpendicular to the direction of extension of the swing blade, which coincides with the direction of extension of the front volute tongue.

In some embodiments, the second connecting portion has a slot in communication with the notch, and the slot mates with the first connecting portion.

In some embodiments, the air duct housing further includes a plurality of connecting pieces, the extending directions of the front vortex tongue and the rear vortex tongue are all provided with a plurality of first connecting holes at intervals, two opposite ends of the supporting piece are all provided with second connecting holes, and the connecting pieces are connected with the second connecting holes through the first connecting holes so as to fixedly connect the supporting piece with the front vortex tongue, or fixedly connect the supporting piece with the rear vortex tongue.

In some embodiments, a plurality of grooves are arranged at intervals in the extending direction of at least one of the front vortex tongue and the rear vortex tongue, the first connecting holes are positioned in the grooves, and the end parts of the supporting pieces are inserted in the grooves in a one-to-one correspondence manner.

In some embodiments, the support further has a buckle, and a plurality of clamping grooves are arranged at intervals in the extending direction of the front vortex tongue, and the buckle is in clamping connection with the clamping grooves in a one-to-one correspondence manner.

In some embodiments, one end of the swing blade has a third connection portion, and the front volute tongue has a plurality of third connection holes;

and each third connecting part at the same end of each swing blade is in one-to-one corresponding rotary connection with the third connecting hole.

In some embodiments, the first connection is rotatably connected to the swing blade.

In some embodiments, the number of swing blades is at least three, and the number of first connection portions of the same swing blade is at least three.

In another aspect, the present application provides an air conditioning indoor unit, including a housing and the air duct assembly located in the housing.

The application provides an air duct assembly and air conditioner indoor unit is connected with preceding whirlpool tongue and back whirlpool tongue respectively through support piece's both ends to fixed support piece, through breach all towards preceding whirlpool tongue or all towards back whirlpool tongue, exert the power towards the breach to the pendulum leaf, can make first connecting portion break away from the grafting through breach and second connecting portion, less to support piece's influence, it is comparatively convenient laborsaving to tear down the pendulum leaf from support piece.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

FIG. 1 is a schematic diagram of an air duct assembly according to an embodiment of the present utility model;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is a schematic view of the structure of the airway housing and support of FIG. 1;

fig. 5 is an enlarged view at C in fig. 4;

FIG. 6 is an enlarged view at D in FIG. 4;

FIG. 7 is a schematic view of the airway housing and support of FIG. 1 from another perspective;

FIG. 8 is an enlarged view at E in FIG. 7;

fig. 9 is an enlarged view at F in fig. 7;

FIG. 10 is a schematic view of the structure of the airway housing of FIG. 1;

fig. 11 is an enlarged view at G in fig. 10;

fig. 12 is an enlarged view of H in fig. 10;

FIG. 13 is a schematic view of the swing blade of FIG. 1;

FIG. 14 is a schematic view of the structure of the support of FIG. 1;

fig. 15 is a schematic view of the support of fig. 1 from another perspective.

Specific embodiments thereof have been shown by way of example in the drawings and will herein be described in more detail. These drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but to illustrate the concepts of the present application to those skilled in the art by reference to specific embodiments.

Reference numerals illustrate:

100-vertical swing blade assembly;

110-swinging leaves;

111-a first connection;

112-a third connection;

113-blades;

210-a support;

211-a second connection;

2111-notch;

2112-slots;

212-a buckle;

213-a second connection hole;

310-front volute tongue;

311-grooves;

312-clamping grooves;

313-a third connection hole;

320-rear volute tongue;

330-first connection holes.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the present application will be clearly and completely described below with reference to the drawings in the present application, and it is apparent that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims of this application and in the above-described figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of operation in sequences other than those illustrated or described herein, for example.

In the embodiments of the present application, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present application will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may 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. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

In the embodiments of the present application, words such as "exemplary" or "such as" are used to mean examples, illustrations, or descriptions. Any embodiment or design described herein as "exemplary" or "for example" should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.

The term "plurality" means two or more, unless otherwise indicated.

In the related art, the air duct assembly comprises an air duct shell and a vertical swing blade, wherein one end of the vertical swing blade is rotationally connected with the top end or the bottom end of the air duct shell. The air duct shell comprises at least one supporting beam, and the first end of the supporting beam is fixedly connected with the air duct shell. The vertical swing blade comprises a plurality of swing blades which are arranged side by side and at intervals, the swing blade is provided with a plurality of connecting parts, the supporting beam is provided with a plurality of matching parts, the matching parts comprise two clamping parts which are oppositely arranged, the middle of the two clamping parts is provided with a matching notch, and the connecting parts are matched with or separated from the matching parts through the matching notch. However, the above-mentioned cooperation breach is towards the air outlet, when pulling the connecting portion that the pendulum leaf made the pendulum leaf and the cooperation portion of supporting beam break away from the cooperation, also applied more power to supporting beam to probably pulling supporting beam, comparatively laborious is not enough convenient.

Based on this, this embodiment provides an air duct subassembly and air conditioner indoor set, the air duct subassembly includes preceding whirlpool tongue, back whirlpool tongue, erect pendulum leaf subassembly and a plurality of support piece, erect pendulum leaf subassembly and include a plurality of pendulum leaves, pendulum leaf has a plurality of first connecting portions, support piece's both ends are connected with preceding whirlpool tongue and back whirlpool tongue respectively, support piece's same side has a plurality of second connecting portions, the second connecting portion has the breach, the breach of each second connecting portion all is towards preceding whirlpool tongue or all towards back whirlpool tongue, when the installation pendulum leaf, make first connecting portion pass through the breach and be connected with the second connecting portion, when dismantling the pendulum leaf, exert the force towards the breach to the pendulum leaf, so that first connecting portion breaks away from the connection through breach and second connecting portion. Because the notch direction is towards the front vortex tongue or the rear vortex tongue, the force applied to the swing blade is also towards the front vortex tongue or the rear vortex tongue, and the two ends of the supporting piece are connected with the front vortex tongue and the rear vortex tongue, the force applied to the supporting piece when the swing blade is pulled is smaller, and the influence on the supporting piece is smaller, so that the swing blade is more convenient and labor-saving when the swing blade is taken down from the supporting piece.

Embodiments of the present utility model are described below with reference to the accompanying drawings.

As shown in fig. 1 to 15, the present embodiment provides an air duct assembly for an air conditioner indoor unit, the air duct assembly including an air duct housing including a front scroll 310 and a rear scroll 320, a vertical swing blade assembly 100, and a support assembly.

The vertical swing blade assembly 100 includes a plurality of swing blades 110 disposed at intervals, the swing blades 110 have a plurality of first connection portions 111 thereon, the support assembly includes a plurality of support members 210 disposed at intervals, two ends of each support member 210 are respectively connected with a front vortex tongue 310 and a rear vortex tongue 320, and an arrangement direction of the support members 210 intersects with an arrangement direction of the swing blades 110.

The same side of the support 210 has a plurality of second connection portions 211 disposed at intervals, the arrangement direction of the second connection portions 211 is consistent with the arrangement direction of the swing blades 110, the second connection portions 211 have notches 2111, and the notches 2111 on each second connection portion 211 face the front vortex tongue 310 or face the rear vortex tongue 320.

The first connecting portions 111 of the same swing blade 110 are in one-to-one correspondence with the second connecting portions 211 through the notches 2111 of the supporting members 210.

The supporting members 210 are uniformly arranged along the extending direction of the swing blade 110 to stably support the swing blade 110. The side of the support 210 having the second connection portion 211 faces in the direction Y shown in fig. 1 to facilitate the removal of the swing blade 110 from the support 210.

As shown in fig. 4 and 5, the notch 2111 is illustratively oriented toward the front volute tongue 310, i.e., the notch 2111 is oriented in the direction shown by X in fig. 5. When the swing blade 110 is detached, a force in the direction X shown in fig. 5 is applied to the swing blade to disengage the first connection portion 111 from the second connection portion 211 through the notch 2111. Since the force applied to the swing blade 110 is directed in the direction X in fig. 5, the force applied to pull the swing blade 110 against the support 210 is also directed in the direction X in fig. 5, and the force applied to pull the swing blade 110 against the support 210 is less than the force applied to pull the swing blade 110 against the support 110 in the direction Y in fig. 5, thereby saving effort.

It will be appreciated that the notch 2111 may also be oriented toward the rear volute tongue 320, and that upon removal of the swing blade 110, the pendulum She Shijia is forced toward the rear volute tongue 320 to disengage the first connection portion 111 from the second connection portion 211 via the notch 2111.

The size of the notch 2111 can be set according to the requirement, so long as the first connecting portion 111 can be plugged into or disconnected from the second connecting portion 211 through the notch 2111, and the first connecting portion 111 and the second connecting portion 211 are not easy to be disconnected from the notch 2111 when plugged into each other, which is not limited herein.

As shown in fig. 13, in some embodiments, the swing blade 110 has a main body portion and a plurality of blades 113, one end of each blade 113 is connected to the main body portion and is uniformly arranged, and an air outlet portion is formed between two adjacent blades 113, and when the indoor unit of the air conditioner is operated, air is discharged from the air outlet portion. Wherein, the angle between the blade 113 and the vertical direction can be changed to change the air supply direction of the indoor unit of the air conditioner.

In a specific implementation, the second connection portions 211 on each support 210 are divided into a plurality of rows according to the extending direction of the swing blade 110, and each first connection portion 111 of the swing blade 110 corresponds to a plurality of second connection portions 211 located in the same row one by one.

In mounting the swing blade 110, first, both ends of the plurality of supporting pieces 210 are respectively connected with the front and rear tongues 310 and 320 to fix the supporting pieces 210. Then, the first connection portions 111 and the second connection portions 211 of the swing blade are in one-to-one correspondence, and the first connection portions 111 and the second connection portions 211 are inserted through the notch 2111. When the swing blade 110 is detached, a force in the direction X shown in fig. 1 is applied to the swing blade 110 to disengage the first connection portion 111 from the second connection portion 211 through the notch 2111.

The two ends of the supporting piece 210 are respectively connected with the front vortex tongue 310 and the rear vortex tongue 320, so that the supporting piece 210 is fixed, the front vortex tongue 310 is orientated through the notch 2111, the swinging blade 110 is applied with force towards the direction shown by X in fig. 1, the first connecting portion 111 is separated from the second connecting portion 211 through the notch 2111, the influence on the supporting piece 210 is small, and the swinging blade 110 is convenient and labor-saving to detach from the supporting piece 210.

As shown in fig. 1 and 2, in a specific implementation, the supporting member 210 is perpendicular to the extending direction of the swing blade 110, and the extending direction of the swing blade 110 coincides with the extending direction of the front vortex tongue 310.

The direction of extension of the front and rear tongues 310, 320 are both in the direction shown by Z in fig. 1.

In a specific implementation, the extending direction of the swing blade 110 is the direction shown by Z in fig. 1, the extending direction of the supporting member 210 is the direction shown by X in fig. 1, the first connection portions 111 on each swing blade 110 are divided into a plurality of rows according to the direction shown by X in fig. 1, and the second connection portions 211 on each supporting member 210 are divided into a plurality of columns according to the direction shown by Z in fig. 1; the second connection portions 211 of the supporting member 210 are in one-to-one correspondence with the first connection portions 111 of the same row, and the first connection portions 111 of the swing blade 110 are in one-to-one correspondence with the plurality of second connection portions 211 of the same row.

As shown in fig. 7, 8 and 14, in a specific implementation, the second connection portion 211 has a slot 2112 that communicates with the notch 2111, and the slot 2112 matches the first connection portion 111.

The slot 2112 is matched with the first connecting portion 111, so that the connection between the first connecting portion 111 and the second connecting portion 211 is relatively tight, and movement of the first connecting portion 111 when the first connecting portion 111 is located in the second connecting portion 211 is avoided, so that the swing blade 110 is relatively stable.

The connection portion 111 is cylindrical, and the insertion groove 2112 is also cylindrical, so that the first connection portion 111 is easy to be inserted into the second connection portion 211 through the notch 2111, compared with other shapes.

As shown in fig. 9, 11 and 12, in some embodiments, the duct housing further includes a plurality of connectors, the extending directions of the front vortex tongue 310 and the rear vortex tongue 320 are respectively provided with a plurality of first connecting holes 330 at intervals, and two opposite ends of the support 210 are respectively provided with a second connecting hole 213, and the connectors are connected with the second connecting holes 213 through the first connecting holes 330 to fixedly connect the support 210 with the front vortex tongue 310 or fixedly connect the support 210 with the rear vortex tongue 320.

The first connection holes 330 are arranged at intervals along the direction Z shown in fig. 1, and correspond to the second connection holes 213 of the support members 210 one by one.

Illustratively, the connecting member is a screw (not shown), and the first and second connecting holes 330 and 213 are screw holes such that the connecting member is screwed through the first and second connecting holes 330 and 213. Screw connection simple structure, install and remove convenient, and connect comparatively firm.

Alternatively, the connector may be a plug connector, and the first connection hole 330 and the second connection hole 213 each match the profile of the plug connector.

As shown in fig. 10 and 11, in a specific implementation, a plurality of grooves 311 are provided at intervals in an extending direction of at least one of the front and rear scroll tongues 310 and 320, the first connection holes 330 are located in the grooves 311, and the ends of the support 210 are inserted in the grooves 311 in a one-to-one correspondence.

The end of the supporting element 210 is inserted into the groove 311, so that the supporting element 210 is tightly connected with the front vortex tongue 310 or the rear vortex tongue 320, and the supporting element 210 is stable.

Illustratively, the front volute tongue 310 has a plurality of grooves 311, and the grooves 311 are in one-to-one correspondence with the first connection holes 330. The shape of the recess 311 matches the end of the support 210. The shape of the recess 311 is set according to the requirement, and is matched with the end of the supporting member 210, which is not limited herein.

As shown in fig. 5, 14 and 15, in some embodiments, the support 210 further has a buckle 212, and a plurality of clamping grooves 312 are disposed at intervals along the extending direction of the front vortex tongue 310, and the buckle 212 is in one-to-one corresponding clamping connection with the clamping grooves 312.

Wherein the clip 212 is located at one end of the support 210 and adjacent to the second connection hole 213 near the front volute tongue 310.

The number of the card slots 312 is the same as the number of the supporters 210.

In a specific implementation, the buckle 212 is first engaged with the slot 312, at this time, the first connection hole 330 of the front vortex tongue 310 abuts against the second connection hole 213 close to the front vortex tongue 310, then passes through the first connection hole 330 of the rear vortex tongue 320 through one connection piece and is connected with the second connection hole 213 close to the rear vortex tongue 320, and then passes through the first connection hole 330 of the front vortex tongue 310 through another connection piece and is connected with the second connection hole 213 close to the front vortex tongue 310, thereby fixing the support piece 210 between the front vortex tongue 310 and the rear vortex tongue 320.

As shown in fig. 3, 6 and 13, in some embodiments, one end of the swing blade 110 has a third connection portion 112 and the front volute tongue 310 has a plurality of third connection holes 313.

The third connecting portions 112 at the same end of each swing blade 110 are rotatably connected to the third connecting holes 313 in a one-to-one correspondence.

Wherein, the third connecting holes 313 are located at the bottom end of the front vortex tongue 310, and the number of the third connecting holes 313 is the same as the number of the swing blades.

In a specific implementation, the other ends of the plurality of swing blades 110 are used for being rotationally connected with an output shaft of a rotating motor, so that the rotating motor drives the swing blades 110 to rotate, and the air outlet direction of the indoor unit of the air conditioner is adjusted.

For example, a connecting rod may be disposed at the other end of the swing blade 110, where one end of the connecting rod is connected to the other ends of the swing blades 110 at the same time, and the other end of the connecting rod is connected to the output shaft of the rotating motor, so that the rotating motor drives the swing blades 110 to rotate at the same time.

As shown in fig. 13, in a specific implementation, the first connection portion 111 is rotatably connected to the swing blade 110.

The swing blade 110 can rotate relative to the first connecting portion 111, so as to avoid the influence of the first connecting portion 111 on the rotation of the swing blade 110.

In a specific implementation, the number of the swing blades 110 is at least three, and the number of the first connection parts 111 of the same swing blade 110 is at least three.

The number of the swing blades 110 is the same as the number of the second connection portions 211 on the supporting member 210, the number of the second connection portions 211 on the supporting member 210 is at least three, the number of the first connection portions 111 of the same swing blade 110 is the same as the number of the supporting member 210, and the number of the supporting member 210 is at least three. The number of the swing blades 110 can be set according to the requirement, and the present embodiment is not limited herein.

Illustratively, the number of swing blades 110 is three, one swing blade 110 having three first connecting portions 111; the number of the supporting members 210 is three, and one supporting member 210 has three second connection portions 211.

On the basis of the above embodiments, the present embodiment provides an indoor unit of an air conditioner, including a housing and an air duct assembly located in the housing.

The structure of the air duct assembly is described in detail in the above embodiments, and will not be described in detail here.

An air outlet and an air inlet are formed in the shell, the air duct component is installed in the shell, an opening is formed between the front vortex tongue and the rear vortex tongue, and the opening is communicated with the air outlet.

While the present application has been described in connection with the preferred embodiments illustrated in the accompanying drawings, it will be readily understood by those skilled in the art that the scope of the application is not limited to such specific embodiments, and the above examples are intended to illustrate the technical aspects of the application, but not to limit it; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. The air duct assembly is used for an air conditioner indoor unit and is characterized by comprising an air duct shell, a vertical swing blade assembly and a supporting assembly, wherein the air duct shell comprises a front vortex tongue and a rear vortex tongue;

the vertical swing blade assembly comprises a plurality of swing blades which are arranged at intervals, a plurality of first connecting parts are arranged on the swing blades, the support assembly comprises a plurality of support pieces which are arranged at intervals, two ends of each support piece are respectively connected with the front vortex tongue and the rear vortex tongue, and the arrangement direction of the support pieces is intersected with the arrangement direction of the swing blades;

the same side of the supporting piece is provided with a plurality of second connecting parts which are arranged at intervals, the arrangement direction of the second connecting parts is consistent with the arrangement direction of the swing blades, the second connecting parts are provided with notches, and the notches on each second connecting part face to the front vortex tongue or face to the rear vortex tongue;

the first connecting parts of the same swing blade are in one-to-one correspondence with the second connecting parts through the gaps of the supporting pieces in an inserting or separating mode.

2. The air duct assembly of claim 1, wherein the support is perpendicular to the direction of extension of the swing blade, the direction of extension of the swing blade being coincident with the direction of extension of the front volute tongue.

3. The air duct assembly of claim 1, wherein the second connection portion has a slot therein in communication with the notch, the slot being mated with the first connection portion.

4. The air duct assembly of claim 1, wherein the air duct housing further comprises a plurality of connecting members, wherein a plurality of first connecting holes are arranged at intervals in the extending direction of the front vortex tongue and the rear vortex tongue, and second connecting holes are arranged at two opposite ends of the supporting member, and the connecting members are connected with the second connecting holes through the first connecting holes so as to fixedly connect the supporting member with the front vortex tongue or fixedly connect the supporting member with the rear vortex tongue.

5. The air duct assembly of claim 4, wherein a plurality of grooves are formed in the extending direction of at least one of the front vortex tongue and the rear vortex tongue at intervals, the first connecting holes are located in the grooves, and the ends of the supporting pieces are inserted into the grooves in a one-to-one correspondence.

6. The air duct assembly of claim 4, wherein the support member further comprises a buckle, and a plurality of clamping grooves are arranged at intervals in the extending direction of the front vortex tongue, and the buckle is in one-to-one corresponding clamping connection with the clamping grooves.

7. The air duct assembly of claim 1, wherein one end of the swing blade has a third connection portion and the front volute tongue has a plurality of third connection holes;

and each third connecting part at the same end of each swing blade is in one-to-one corresponding rotary connection with the third connecting hole.

8. The air chute assembly according to any one of claims 1 to 7, wherein the first connection portion is rotatably connected to the swing blade.

9. The air duct assembly of any of claims 1-7, wherein the number of swing lobes is at least three and the number of first connections of the same swing lobe is at least three.

10. An air conditioning indoor unit comprising a housing and the duct assembly of any of claims 1 to 9 located within the housing.