CN214841194U - Air conditioner air outlet structure, air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model relates to an air conditioning technology field discloses a machine and air conditioner in air conditioner air-out structure, air conditioning, and wherein the air-out structure is including locating the air-out passageway between fan and the air outlet, and the air-out passageway is including the lower spiral case and the last spiral case that set up relatively, and air conditioner air-out structure is including locating the return air subassembly of last spiral case, and the return air subassembly is including locating the opening of last spiral case, the air inlet channel between opening intercommunication air-out passageway and fan and the air intake. The utility model provides a pair of machine and air conditioner in air conditioner air-out structure, air conditioning sets up the opening on last spiral case for the air-out passageway is through this opening and inlet air duct intercommunication, thereby when the air conditioner air-out, flow to the air current accessible of supreme spiral case and casing contained angle department on the spiral case opening flow in inlet air duct once more, can follow the air-out passageway and flow out once more under the drive of fan, thereby make the air-out passageway not have the dead angle, be favorable to reducing the loss of the air-out amount of wind, play the effect of the increase air-out amount of wind.

Description

Air conditioner air outlet structure, air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to an air conditioning technology field especially relates to a machine and air conditioner in air conditioner air-out structure, air conditioning.

Background

The fan of the existing air conditioner adopts a cross-flow fan, and the fan is driven by a motor to rotate, so that wind is led in through an air inlet and led out from an air outlet. The air supply structure designed by the existing household air conditioner is that an internal cross-flow fan rotates through a high-speed motor, and external air is transmitted to the outside from an air duct through an evaporator.

Due to the structural characteristics of the air conditioner and the limitations of the air conditioner, such as the sealing performance of the air conditioner, the input air quantity and the output air quantity of the fan are relatively uniform in the operation process. However, due to the limitation of the air duct design and the obstruction of the evaporator, the output air volume is smaller than the input air volume, and a large air volume loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a machine and air conditioner in air conditioner air-out structure, air conditioning for there is the problem of great amount of wind loss in solving current air conditioner, with the increase air conditioner air-out amount of wind.

The utility model provides an air conditioner air-out structure, including locating the air-out passageway between fan and the air outlet, the air-out passageway is including relative lower spiral case and the last spiral case that sets up, and air conditioner air-out structure is including locating go up the return air subassembly of spiral case, the opening of return air subassembly including locating the spiral case, the opening intercommunication the air-out passageway with air inlet channel between fan and the air intake.

According to the utility model provides an air conditioner air-out structure, go up the spiral case and go up the length direction who follows the air outlet and be equipped with a plurality ofly the return air subassembly.

According to the utility model provides an air conditioner air-out structure, the return air subassembly still including rotate connect in wind wheel in the opening, the axial of wind wheel sets up along the length direction of air outlet.

According to the utility model provides an air conditioner air-out structure, the wind wheel includes the pivot and connects a plurality of blades that are the circumference and distribute in the pivot.

According to the utility model provides an air conditioner air-out structure, the opening is equipped with the mounting groove respectively along air outlet length direction's both sides, the pivot both ends correspondence of wind wheel is inserted in the mounting groove of opening both sides.

According to the utility model provides an air conditioner air-out structure, the notch of the mounting groove of opening both sides sets up relatively, just one side outwards of mounting groove is uncovered form.

According to the utility model provides an air conditioner air-out structure, the upper and lower both sides of the uncovered side of mounting groove are equipped with the buckle portion of protrusion in the cell wall respectively.

According to the utility model provides an air conditioner air-out structure, upward be equipped with the connecting piece on the spiral case, the length direction interval distribution of air outlet is followed to a plurality of connecting pieces, the pin joint has the deep bead on the connecting piece.

The utility model also provides an interior machine of air conditioning, this interior machine of air conditioning include above-mentioned air conditioner air-out structure.

The utility model also provides an air conditioner, this air conditioner includes the indoor set of above-mentioned air conditioning.

The utility model provides a pair of air conditioner air-out structure, machine and air conditioner in air conditioning, set up the opening on last spiral case, make the air-out passageway communicate with inlet air duct through this opening, thereby when the air conditioner air-out, the air current flows along the air-out passageway, most air current directly flows from the air outlet, and the opening on the spiral case flows into inlet air duct once more on the air current accessible of the supreme spiral case of fractional flow and casing contained angle department, can flow from the air-out passageway once more under the drive of fan, thereby make the air-out passageway not have the dead angle, be favorable to reducing the loss of the air-out amount of wind, play the effect of the increase air-out amount of wind.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of an air outlet structure of an air conditioner provided by the present invention;

fig. 2 is a schematic view illustrating the arrangement of the air outlet structure of the air conditioner in the indoor unit of the air conditioner;

fig. 3 is one of the schematic diagrams of the air outlet structure of the air conditioner provided by the present invention;

fig. 4 is a second schematic view illustrating the arrangement of the air outlet structure of the air conditioner according to the present invention;

fig. 5 is a schematic structural diagram of a wind wheel provided by the present invention;

fig. 6 is a schematic view illustrating the arrangement of the upper opening of the upper volute provided by the present invention;

fig. 7 is a schematic side view of the mounting groove provided by the present invention.

Reference numerals:

1. an air outlet channel; 101. a lower volute; 102. an upper volute; 2. a fan; 3. an air inlet channel; 4. an air return component; 401. an opening; 402. a wind wheel; 4021. a rotating shaft; 4022. a blade; 403. mounting grooves; 4031. a fastening part; 5. a housing; 6. a panel; 7. a framework; 8. a connecting member; 9. a wind deflector.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

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

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

The air conditioner air outlet structure, the air conditioner indoor unit and the air conditioner of the present invention will be described with reference to fig. 1 to 7.

Referring to fig. 1 and fig. 2, the present embodiment provides an air conditioner air outlet structure, including an air outlet channel 1 disposed between a fan 2 and an air outlet, where the air outlet channel 1 includes a lower volute 101 and an upper volute 102 disposed opposite to each other. The lower volute 101 is located below the air outlet channel 1, and the upper volute 102 is located above the air outlet channel 1. Both lower volute 101 and upper volute 102 extend to the air outlet. The fan 2 is driven to blow out wind from the wind outlet along the wind outlet channel 1. The air conditioner air outlet structure comprises an air return assembly 4 arranged on the upper volute 102, the air return assembly 4 comprises an opening 401 arranged on the upper volute 102, and the opening 401 is communicated with the air outlet channel 1 and an air inlet channel 3 between the fan 2 and an air inlet. The air inlet channel 3 one end intercommunication air intake, other end intercommunication fan 2 under the drive of fan 2, introduces the air from the air intake, then flows out from the air outlet.

In the prior art, an air outlet channel 1 of an air conditioner indoor unit is communicated with an air inlet channel 3 only through a fan 2, namely, an upper volute 101 and a lower volute 101 are directly connected to a shell of the indoor unit, the air outlet channel 1 can only supply air from the fan 2 and discharge air from an air outlet, and other parts are closed. In this embodiment, it is considered that an included angle exists between the upper volute 102 and the casing of the indoor unit of the air conditioner in the existing air conditioner, when the air conditioner is discharging air, in the process that the airflow flows along the air discharging channel 1, the airflow may flow to the included angle, so that the airflow cannot smoothly flow out from the air outlet, and thus the loss of the air discharging amount is caused.

Based on this, in this embodiment, the opening 401 is disposed on the upper volute 102, so that the air outlet channel 1 is communicated with the air inlet channel 3 through the opening 401, when the air conditioner is used for air outlet, the air flow flows along the air outlet channel 1, most of the air flow directly flows out from the air outlet, and a small portion of the air flow flowing to the corner between the upper volute 102 and the casing can flow into the air inlet channel 3 again through the opening 401 on the upper volute 102, and can flow out from the air outlet channel 1 again under the driving of the fan 2, so that the air outlet channel 1 has no dead angle, which is beneficial to reducing the loss of the air outlet volume and has the effect of increasing the air outlet volume.

Further, the return air assembly 4 is arranged at a position of the upper volute 102 close to the air conditioner casing. The dead angle of the air flow in the air outlet channel 1 is located at the included angle between the upper volute 102 and the inner wall of the casing, namely, the position close to the casing, so that the air return assembly 4 is arranged at the position, close to the casing of the air conditioner, of the upper volute 102, the air flow which cannot smoothly flow out of the air outlet can be well recovered and conveyed again, and the air outlet air quantity increasing effect of the air conditioner is better.

On the basis of the above embodiment, further referring to fig. 2, a plurality of the air return assemblies 4 are arranged on the upper volute 102 along the length direction of the air outlet. The length direction of the air outlet is the length direction of the indoor unit of the air conditioner. The air outlet has a length direction and a width direction. Set up a plurality of return air subassemblies 4 along the length direction of air outlet, interval distribution between a plurality of return air subassemblies 4 can realize the recovery to whole air outlet upper portion contained angle department amount of wind.

On the basis of the above embodiment, further referring to fig. 3 and 4, the return air assembly 4 further includes a wind wheel 402 rotatably connected in the opening 401, and an axial direction of the wind wheel 402 is arranged along a length direction of the air outlet. The wind wheel 402 is arranged in the opening 401, and the wind quantity at the corner between the upper volute 102 and the casing can be better introduced into the air inlet channel 3 again through the rotation of the wind wheel 402.

Further, the wind rotor 402 may be arranged without the need for a drive component. The wind wheel 402 can rotate under the pushing of the flowing air-out in the air-out channel 1, so that the guiding and the drainage of the airflow are realized, and the airflow at the included angle can be better introduced into the air-in channel 3 again.

On the basis of the above embodiment, further, referring to fig. 5, the wind wheel 402 includes a rotating shaft 4021 and a plurality of blades 4022 connected to the rotating shaft 4021 and distributed circumferentially. Wind wheel 402 is rotatably connected in opening 401 through rotating shaft 4021, and rotating shaft 4021 is used for fixing wind wheel 402. The plurality of blades 4022 may be uniformly distributed in the circumferential direction of the rotating shaft 4021.

Further, in this embodiment, the blade 4022 may be fixedly connected to the rotating shaft 4021, and the blade 4022 and the rotating shaft 4021 are an integrated structure. The rotating shaft 4021 is rotatably connected to the inside of the opening 401, and the airflow in the air outlet channel 1 drives the blades 4022 and the rotating shaft 4021 to integrally rotate. In another embodiment, the plurality of blades 4022 may be integrally connected, and the plurality of blades 4022 may be integrally connected to rotate. The plurality of blades 4022 may also be rotatably coupled to the shaft 4021. Specifically, the rotating cylinder is rotatably sleeved on the rotating shaft 4021, and the plurality of blades 4022 can be fixedly connected to the sleeve, so that the blades 4022 are rotatably connected with the rotating shaft 4021. At this time, the wind wheel 402 is fixed inside the opening 401 through the rotating shaft 4021, the blades 4022 rotate under the drive of the airflow in the air outlet channel 1, the rotating shaft 4021 does not rotate, and the airflow at the included angle can be introduced into the air inlet channel 3 under the drive of the blades 4022.

The connection structure between the blades 4022 and the rotating shaft 4021 may be other structures to achieve the purpose of rotation of the blades 4022 and fixing the wind wheel 402, which is not limited specifically.

Referring to fig. 5, the vanes 4022 have an arc-shaped configuration. In this embodiment, the blades 4022 may be arranged in an arc structure, so as to better guide the airflow. Further, the arcuate orientation of the plurality of blades 4022 is uniform; and the concave surface of the vane 4022 faces the air intake passage 3. The air flow can be better guided into the air inlet channel 3 from the air outlet channel 1.

Further, the blades 4022 may have a circular arc structure, as shown in FIG. 5. In other embodiments, the blades 4022 may also be a plane structure, or a wave structure, or any other shape to achieve the purpose of guiding wind, which is not limited specifically. The specific number of the blades 4022 is also not limited, and can be flexibly set according to actual conditions.

On the basis of the above embodiment, further referring to fig. 3 and 4, two sides of the opening 401 along the length direction of the air outlet are respectively provided with an installation groove 403, and two ends of the rotating shaft 4021 of the wind wheel 402 are correspondingly inserted into the installation grooves 403 on two sides of the opening 401. Wind wheel 402 has opposite ends, and the opposite ends are respectively provided with rotating shafts 4021. The rotating shafts 4021 at the two ends of the wind wheel 402 are inserted into the mounting grooves 403 at the two sides of the opening 401 in a one-to-one correspondence manner, so that the wind wheel 402 is well fixed.

On the basis of the above embodiment, further, referring to fig. 6, the notches of the mounting grooves 403 on both sides of the opening 401 are oppositely arranged in the present embodiment. That is, the notch of the mounting groove 403 on one side of the opening 401 along the length direction of the air outlet penetrates through the inner wall surface of the side of the opening 401, and the notch of the mounting groove 403 on the side is positioned in the length direction of the mounting groove 403 along the air outlet; the notch of the mounting groove 403 on the other side of the opening 401 along the length direction of the air outlet penetrates through the inner wall surface of the other side of the opening 401, and the notch of the mounting groove 403 on the other side is also positioned in the length direction of the mounting groove 403 along the air outlet; the rotating shafts 4021 at the two ends of the wind wheel 402 can be correspondingly inserted into the mounting grooves 403 at the side, so that the wind wheel 402 can be mounted and fixed along the length direction of the air outlet.

And the outward side of the mounting groove 403 is open. The outward side of the mounting groove 403, i.e., the side facing the outside of the air conditioner, i.e., the side facing the air outlet. That is, a mounting groove 403 is provided on an outwardly-facing side surface of the upper scroll 102, and the mounting groove 403 has a through notch and a through open side such that the mounting groove 403 is in a half-enclosed form. The outward side of the mounting groove 403 is open, and the open side is communicated with the notch of the mounting groove 403, so that when the wind wheel 402 is mounted, the rotating shaft 4021 at the end of the wind wheel 402 can be put into the mounting groove 403 from the outward open side of the mounting groove 403, and similarly, the rotating shaft 4021 at the end of the wind wheel 402 can be taken out from the outward open side of the mounting groove 403, thereby facilitating the mounting and dismounting of the wind wheel 402 and improving the portability of the whole structure.

In addition to the above embodiments, referring to fig. 7, the upper and lower sides of the open side of the mounting groove 403 are respectively provided with a buckling part 4031 protruding from the groove wall. That is, the upper and lower inner walls of the mounting groove 403 are provided with convex fastening portions 4031 on the open side, respectively. The latch 4031 on the upper and lower inner walls serves to reduce the size of the open side of the mounting groove 403. The distance between the buckling parts 4031 on the upper inner wall and the lower inner wall can be smaller than the outer diameter of the rotating shaft 4021, so that the rotating shaft 4021 can be placed into the mounting groove 403 from the open side through extrusion under the action of manpower, and after the rotating shaft 4021 is placed into the mounting groove 403, the rotating shaft 4021 is not easy to separate from the open side due to the limit of the buckling parts 4031, so that the mounting stability of the wind wheel 402 can be improved in the practical application process, and the wind wheel 402 is prevented from falling from the opening 401; when the wind wheel 402 needs to be disassembled, the rotating shaft 4021 can be taken out from the open side of the mounting groove 403 by manual pressing.

Further, referring to fig. 7, the snap-fit portion 4031 in the present embodiment is a protrusion protruding from the upper and lower inner walls of the mounting groove 403 at the open side of the mounting groove 403. And preferably, two sides of the bulge are smoothly transited. Specifically, the first side of the protrusion is in smooth transition connection with the surface of the upper volute 102 at the opening of the mounting groove 403, and the second side of the protrusion is in smooth transition connection with the inner wall surface of the mounting groove 403; the rotating shaft 4021 can be smoothly put in and taken out. And the slope of the second side of the projection may be less than the slope of the first side of the projection.

Further, in another embodiment, the locking portion 4031 may be a locking hook provided on the upper and lower inner walls of the open side of the mounting groove 403. One end of the hook is connected with the inner wall surface of the mounting groove 403, the other end of the hook is provided with a hook part, and the hook can have certain elasticity; therefore, the hook can be manually pressed to put in and take out the rotating shaft 4021 of the wind wheel 402.

Further, the fastening portions 4031 on the upper and lower sides of the open side of the mounting groove 403 may also have other structures, so as to limit the rotation shaft 4021 of the wind wheel 402, prevent the rotation shaft 4021 from falling, and smoothly mount the rotation shaft 4021, which is not limited specifically.

Further, the rotating shaft 4021 of the wind wheel 402 may be rotatably connected to the opening 401 through other structures, for example, the rotating shaft 4021 may be fixedly connected to the wall surface of the opening 401, the blades 4022 may be configured to rotate relative to the rotating shaft 4021, and the connection structure between the rotating shaft 4021 of the wind wheel 402 and the opening 401 is not specifically limited.

On the basis of the above embodiment, further referring to fig. 1 and fig. 2, the upper volute 102 is provided with a connecting piece 8, the connecting pieces 8 are distributed at intervals along the length direction of the air outlet, and the connecting piece 8 is pivotally connected with the wind deflector 9. The wind shield 9 is a baffle at the air outlet, the wind shield 9 can be connected with a driving piece, and the air outlet is opened or closed by driving the wind shield 9 to move.

Furthermore, a connecting rod can be arranged between the wind shield 9 and the connecting piece 8, one end of the connecting rod is rotatably connected with the connecting piece 8, and the other end of the connecting rod is connected with the wind shield 9; the driving member may be connected to the link. The driving connecting rod rotates to drive the wind shield 9 to move up and down, so that the air outlet is opened or closed. The connection structure between the wind deflector 9 and the connection member 8 may be other structures, so as to achieve the purpose of driving the wind deflector 9 to move to open or close the air outlet, and is not limited specifically.

On the basis of the foregoing embodiments, further, the present embodiment provides an air conditioning indoor unit, including the air conditioning outlet structure described in any of the foregoing embodiments. Referring to fig. 2, the indoor unit of an air conditioner further includes a casing, which specifically includes a casing 5 and a panel 6; the housing 5 and the panel 6 are connected to form an accommodating space, and the fan 2, the coil and the framework 7 are arranged in the accommodating space.

Referring to fig. 3, in the present embodiment, one side of the upper volute 102 may be connected to the frame 7, and the other side extends to the panel 6 and is connected to the panel 6.

On the basis of the above embodiments, further, the present embodiment provides an air conditioner, which includes the above air conditioner indoor unit. In another embodiment, the air conditioner further comprises an air conditioner outdoor unit, and the air conditioner outdoor unit and the air conditioner indoor unit are connected to form a refrigerant loop.

On the basis of the above embodiments, further, the air supply structure designed based on the current household air conditioner is that the cross flow fan 2 inside is rotated by a high-speed motor, and the external air is transmitted to the outside from the air duct through the evaporator; because the restriction of wind channel design and the separation of evaporimeter lead to the air quantity of output to be less than the current situation of the air quantity of input, this embodiment adjusts the air quantity through designing a structure to reach the purpose that increases the air quantity.

Referring to fig. 1, in this embodiment, an opening 401 is provided at a position, close to a panel 6, of an upper volute 102 of an air outlet channel 1 of an air conditioning indoor unit, and a wind wheel 402 is provided in the opening 401, so as to introduce an airflow at an angle between the upper volute 102 and the panel 6 into an air inlet channel 3 again through the wind wheel 402, and blow out the airflow again through a cross flow fan 2, so as to reduce loss of outlet air and increase outlet air volume.

Referring to fig. 2, in the present embodiment, three sets of return air assemblies 4 are disposed on the upper volute 102 at intervals along the length direction of the air outlet, and are used for recovering air volume at an included angle of the whole air outlet. Each set of return air assemblies 4 includes an opening 401 provided on the upper volute 102 and a wind rotor 402 provided in the opening 401. Specifically, in this embodiment, the length of the opening 401 in the length direction of the air outlet may be 8-16 cm; the outer diameter of the wind wheel 402 may be 1.6-2.0 cm.

In another embodiment, the length of the opening 401 and the outer diameter of the wind wheel 402 may be other, and the number of the return air assemblies 4 may be other, and may be flexibly set according to actual needs, without specific limitations.

Referring to fig. 3 and 4, the upper volute 102 may be fixedly connected to the framework 7. The upper volute 102 may also be connected to a wind deflector 9 by a connection 8. The connection member 8 may be disposed perpendicular to the upper scroll 102, but is not particularly limited to enable connection of the wind deflector 9. The upper volute 102 can also be connected with other connecting plates to form an air outlet frame, and the upper volute 102 is arranged above the air outlet frame.

Referring to fig. 5, the present embodiment provides a structure of a wind turbine 402, where the wind turbine 402 includes a rotating shaft 4021 and a plurality of blades 4022 connected to the rotating shaft 4021 and distributed circumferentially. The specific number of blades 4022 may be 8 to 14, and is not particularly limited. The blade 4022 may have an arc structure, and a concave surface of the blade 4022 faces the air inlet passage 3. Referring to fig. 6 and 7, the present embodiment is used to mount and fix the wind rotor 402 by providing mounting grooves 403 on both sides of the outer surface of the opening 401. And the outer side surface provided with the mounting groove 403 is open and the upper and lower inner wall surfaces of the open side are provided with the buckling parts 4031, so that the mounting of the rotating shaft 4021 of the wind wheel 402 can be facilitated, the rotating shaft 4021 can be well limited and fixed, and the wind wheel 402 is prevented from falling.

In the prior art, the operation mode of the air volume of the whole machine is mostly designed, for example, an air duct is designed and optimized so as to achieve the effect of increasing the air volume of the whole machine, and generally, the structure is complex and the cost is high. The utility model discloses set up return air subassembly 4 on last spiral case 102, set up spiral case 102 and skeleton 7 and connect, inside through-flow fan 2 passed through the air inlet grid with the amount of wind and inputed the complete machine rotating the in-process. Wind is output to the air outlet through the rotation of the cross flow fan 2; in the process of the wind passing through the air outlet, a part of the wind drives the wind wheel 402 of the return air assembly 4 to send the wind into the interior of the air conditioner indoor unit again, so that the purpose of increasing the air volume of the air conditioner is achieved. The utility model discloses aim at solving the little problem of the air conditioner indoor set amount of wind, return air subassembly 4 in the air-out structure that relates through simple and easy installation, reaches the purpose of the increase of the air conditioner indoor set amount of wind, simple structure, convenient operation.

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

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. The utility model provides an air conditioner air-out structure, is including locating the air-out passageway between fan and the air outlet, the air-out passageway is including relative lower spiral case and the last spiral case that sets up, its characterized in that, air conditioner air-out structure is including locating go up the return air subassembly of spiral case, the return air subassembly is including locating the opening of spiral case, the opening intercommunication the air-out passageway with air inlet channel between fan and the air intake.

2. The air conditioner air outlet structure of claim 1, wherein a plurality of air return assemblies are arranged on the upper volute along the length direction of the air outlet.

3. The air conditioner air outlet structure of claim 1, wherein the air return assembly further comprises a wind wheel rotatably connected in the opening, and the wind wheel is axially arranged along the length direction of the air outlet.

4. The air conditioner air outlet structure of claim 3, wherein the wind wheel comprises a rotating shaft and a plurality of blades connected to the rotating shaft and distributed circumferentially.

5. The air conditioner air outlet structure of claim 4, wherein two sides of the opening along the length direction of the air outlet are respectively provided with an installation groove, and two ends of the rotating shaft of the wind wheel are correspondingly inserted into the installation grooves at two sides of the opening.

6. The air conditioner air outlet structure of claim 5, wherein the notches of the mounting grooves on two sides of the opening are arranged oppositely, and one side of the mounting groove facing outwards is open.

7. An air conditioner air outlet structure according to claim 6, wherein the upper and lower sides of the open side of the mounting groove are respectively provided with a buckling part protruding from the groove wall.

8. The air conditioner air outlet structure according to any one of claims 1 to 7, wherein the upper volute is provided with a plurality of connecting pieces at intervals along the length direction of the air outlet, and the connecting pieces are pivotally connected with wind deflectors.

9. An indoor unit of an air conditioner, comprising the air-conditioning outlet structure of any one of claims 1 to 8.

10. An air conditioner characterized by comprising the indoor unit of air conditioner as set forth in claim 9.

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