CN216522085U

CN216522085U - Air conditioner outdoor unit and air conditioner

Info

Publication number: CN216522085U
Application number: CN202123326220.8U
Authority: CN
Inventors: 张雪涛; 李书奇; 蔡志昇
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-13
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses an air conditioner outdoor unit and an air conditioner. The air conditioner outdoor unit comprises a shell, an air guide cylinder and an impeller assembly, wherein the shell is provided with an air inlet and an air outlet; the air guide cylinder is arranged in the shell and is opposite to the air outlet; the impeller assembly comprises a static impeller arranged in the air guide cylinder, and a first movable impeller and a second movable impeller which are respectively arranged on the air inlet side and the air outlet side of the static impeller; wherein at least one of the first impeller and the second impeller is positioned within the air duct. The utility model provides an air conditioner outdoor unit with large air volume and miniaturization.

Description

Air conditioner outdoor unit and air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner outdoor unit and an air conditioner.

Background

In the related art, an air conditioner outdoor unit is generally provided with a movable impeller inside to drive an air flow through a heat exchanger by the movable impeller to exchange heat. In order to obtain a large heat exchange amount, the conventional air conditioner outdoor unit generally increases the air volume driven by the movable impeller by increasing the diameter of the movable impeller. However, this method requires a large space for installing the impeller in the air conditioner outdoor unit because the impeller has a large radial dimension, and further, the volume of the air conditioner outdoor unit is large, and it is difficult to miniaturize the air conditioner outdoor unit.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an air conditioner outdoor unit, and aims to provide a miniaturized air conditioner outdoor unit with large air volume.

In order to achieve the above object, the present invention provides an outdoor unit of an air conditioner, comprising:

the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an air inlet and an air outlet;

the air duct is arranged in the shell and is opposite to the air outlet; and

the impeller assembly comprises a static impeller arranged in the air guide cylinder, and a first movable impeller and a second movable impeller which are respectively arranged on the air inlet side and the air outlet side of the static impeller; wherein at least one of the first impeller and the second impeller is located within the air duct.

In one embodiment, the outdoor unit of the air conditioner further comprises a dual-shaft motor, the dual-shaft motor is mounted on the stationary impeller, and the dual-shaft motor is provided with a first motor shaft connected with the first movable impeller and a second motor shaft connected with the second movable impeller.

In one embodiment, the housing is further provided with a mounting ring extending from the periphery of the air outlet towards the inner side of the air outlet; the air duct is at least partially arranged in the mounting ring.

In an embodiment, the housing comprises a chassis provided with a support; the front end of the air duct is arranged in the mounting ring, and the rear end of the air duct extends backwards from the mounting ring and is supported by the supporting piece.

In an embodiment, the front end of the air duct extends out of the mounting ring to the outside of the air outlet, and the periphery of the front end of the air duct is provided with a mounting flange abutting against the outer periphery of the air outlet.

In one embodiment, one of the mounting flange and the shell is provided with a positioning hook, and the other one is provided with a positioning clamp hole matched with the positioning hook;

and/or one of the mounting flange and the shell is provided with a fixing part, and the other one is provided with a butt joint part which is connected with the fixing part in a penetrating way through a connecting piece.

In an embodiment, the outdoor unit of an air conditioner further includes a fixing member, the fixing member is mounted on the air duct, and the fixing member is fixedly connected to at least one of a heat exchanger and the casing of the outdoor unit of an air conditioner.

In one embodiment, the housing comprises a front shell provided with the air outlet; the fixing piece comprises a main body part and a first connecting part connected with the front end of the main body part; the main body part is fixedly connected with the air duct; the first connecting part is fixedly connected with the front shell.

In one embodiment, a bearing table is convexly arranged on the outer peripheral surface of the air duct; the main body part of the fixing piece is supported by the bearing table and is fixedly connected with the bearing table.

In one embodiment, the first connection portion includes:

a first riser extending upward from a front end of the main body;

the first transverse plate extends forwards from the upper end of the first vertical plate to be abutted against the front shell; and

and the connecting plate extends downwards from the front end of the first transverse plate so as to be fixedly connected with the front shell.

In an embodiment, the fixing member further includes a second connecting portion connected to the rear end of the main body portion, and the second connecting portion is fixedly connected to the heat exchanger.

In one embodiment, the second connection portion includes:

a second riser extending upwardly from a rear end of the body portion;

the second transverse plate extends backwards from the upper end of the second vertical plate to the rear of the heat exchanger; and

and the fixing plate extends downwards from the rear end of the second transverse plate so as to surround and clamp the second transverse plate and the second vertical plate to fix the clamping groove of the heat exchanger.

In an embodiment, the stationary blade wheel includes a stationary blade body and an air guide ring sleeved on the stationary blade body, one of the air guide ring and the air guide tube is provided with a limiting rib extending along an axial direction of the stationary blade wheel, and the other is provided with a limiting sliding groove for the limiting rib to be inserted and matched.

In one embodiment, at least one pair of limiting ribs is arranged on the inner wall surface of the air duct, and a limiting part is formed between each pair of limiting ribs; the outer wall surface of the air guide ring is provided with at least one pair of limiting sliding grooves, a matching part is formed between each pair of limiting sliding grooves, and the matching part and the limiting parts are fixedly connected in a penetrating mode through connecting pieces.

The utility model also provides an air conditioner which comprises the air conditioner outdoor unit. The air conditioner outdoor unit comprises a shell, an air duct and an impeller assembly, wherein the shell is provided with an air inlet and an air outlet; the air duct is arranged in the shell and is opposite to the air outlet; the impeller assembly comprises a static impeller arranged in the air guide cylinder, and a first movable impeller and a second movable impeller which are respectively arranged on the air inlet side and the air outlet side of the static impeller; wherein at least one of the first impeller and the second impeller is located within the air duct.

The air conditioner outdoor unit comprises a shell, an air duct and an impeller assembly, wherein the air duct is arranged opposite to the air outlet, the air duct is used for guiding airflow in the air conditioner outdoor unit to the air outlet, the impeller assembly comprises a fixed impeller arranged in the air duct, and a first movable impeller and a second movable impeller which are respectively arranged on the air inlet side and the air outlet side of the fixed impeller, and at least one of the first movable impeller and the second movable impeller is positioned in the air duct. Moreover, compare with single movable vane among the conventional art, first movable vane and second movable vane in this application can move towards the same direction air supply to can produce great amount of wind, so can make the impeller subassembly still can keep great amount of wind under the condition that its radial dimension designs for less, need not increase the amount of wind through the diameter of increase single movable vane among the conventional art, and then be favorable to air condensing units's miniaturization. In addition, because the first movable impeller and the second movable impeller are respectively arranged on the air inlet side and the air outlet side of the fixed impeller, the airflow blown out from the first movable impeller can flow to the second movable impeller under the guiding action of the fixed impeller, namely, the fixed impeller can change the flowing direction of the airflow blown to the second movable impeller from the first movable impeller and convert the speed of the airflow into pressure rise, so that the airflow can more smoothly enter the second movable impeller, and the air outlet can smoothly guide the airflow under the guiding action of the air duct, so that the outdoor air conditioner can have larger air volume, and further, the miniaturization of the outdoor air conditioner can be realized while the performance of the outdoor air conditioner is improved.

Drawings

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

Fig. 1 is a schematic structural view of an outdoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line I-I of FIG. 1;

FIG. 3 is a schematic exploded view of the structure of FIG. 2;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view at B in FIG. 3;

FIG. 6 is a schematic view of a portion of the structure of FIG. 1;

FIG. 7 is a schematic diagram of a portion of the structure of FIG. 6 from another perspective;

FIG. 8 is an enlarged view at C of FIG. 7;

FIG. 9 is a schematic view of a portion of the structure of FIG. 7;

FIG. 10 is an enlarged view taken at D in FIG. 9;

FIG. 11 is an enlarged view at E in FIG. 10;

fig. 12 is a schematic structural view of the fixing member in fig. 9.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In the related art, a moving impeller is generally disposed inside an air conditioner outdoor unit to drive an air flow to pass through a heat exchanger to exchange heat, and a method of increasing the rotating speed of the moving impeller to increase the air volume generally generates a large noise, so that this method is not generally used. In order to obtain a large heat exchange amount, the traditional air conditioner outdoor unit generally adopts a mode of increasing the diameter of the movable impeller to improve the air volume of the movable impeller, however, the radial size of the movable impeller is large due to the mode, correspondingly, the movable impeller also occupies more space in the air conditioner outdoor unit, so that the whole volume of the air conditioner outdoor unit is large, and further the miniaturization of the air conditioner outdoor unit is difficult to realize.

In order to avoid such a situation, the present application can provide a small air conditioner outdoor unit with a large air volume, and an air conditioner including the air conditioner outdoor unit.

In an embodiment of the outdoor unit of an air conditioner of the present invention, as shown in fig. 1 to 3, the outdoor unit of an air conditioner includes a casing 100, an air duct 200 and an impeller assembly 300, wherein the casing 100 is provided with an air inlet 101 and an air outlet 102 (as shown in fig. 6); the air duct 200 is arranged in the casing 100 and opposite to the air outlet 102; the impeller assembly 300 includes a stationary impeller 310 disposed in the air guide duct 200, and a first movable impeller 320 and a second movable impeller 330 respectively disposed on an air inlet side and an air outlet side of the stationary impeller 310; at least one of the first impeller 320 and the second impeller 330 is located within the wind scooper 200.

It can be understood that, the outdoor unit of the air conditioner of the present invention does not use a single movable impeller to drive the airflow to flow, but includes the air duct 200 and the impeller assembly 300, the impeller assembly 300 includes a first movable impeller 320, a stationary impeller 310 and a second movable impeller 330, the air duct 200 is disposed opposite to the air outlet 102, so that the air duct 200 can guide the airflow in the outdoor unit of the air conditioner to the air outlet 102, and the arrangement of the air duct 200 increases the smoothness of the airflow flow. The stationary impeller 310 is disposed in the air guide duct 200, the first movable impeller 320 and the second movable impeller 330 are disposed on the air inlet side and the air outlet side of the stationary impeller 310, respectively, and at least one of the first movable impeller 320 and the second movable impeller 330 is disposed in the air guide duct 200, such that the airflow passing through the first movable impeller 320 and/or the airflow passing through the second movable impeller 330 can be guided by the air guide duct 200, and the airflow can enter along the air inlet side of the air guide duct 200 and smoothly flow to the air outlet 102 through the air guide duct 200 under the driving of the first movable impeller 320, the stationary impeller 310 and the second movable impeller 330.

Further, the first moving impeller 320 and the second moving impeller 330 can blow air in the same direction, the first moving impeller 320 may be driven by a first driving motor, and the second moving impeller 330 may be driven by a second motor, but the first moving impeller 320 and the second moving impeller 330 may also be driven by the same driving motor, and the present invention is not limited thereto. The first and second

movable impellers

320 and 330 blow air in the same direction, and the air volume of the impeller assembly 300 can be increased by the cooperation of the stationary impeller 310, thereby achieving a function of increasing the air volume of the outdoor unit of the air conditioner. And, compare with traditional air condensing units adopts a movable vane, under the prerequisite of the same heat exchange efficiency and heat transfer effect, first movable vane 320 and second movable vane 330's rotational speed is lower to be favorable to reducing the running noise of impeller subassembly 300, and then improved air condensing units's practicality.

In addition, the outdoor unit of the air conditioner further includes a mesh enclosure 140, and the mesh enclosure 140 covers the air outlet 102. The air guide duct 200 may be provided in a cylindrical shape or a square cylindrical shape, and the shape of the air guide duct 200 is not particularly limited, and it is sufficient that the air guide duct 200 can be fitted to the stationary blade wheel 310, the first movable blade wheel 320, and the second movable blade wheel 330, that is, the air guide duct 200 can guide the airflow passing through the air guide duct.

The air conditioner outdoor unit comprises a shell 100, an air duct 200 and an impeller assembly 300, wherein the air duct 200 is arranged opposite to the air outlet 102, the air duct 200 is used for guiding airflow in the air conditioner outdoor unit to the air outlet 102, the impeller assembly 300 comprises a fixed impeller 310 arranged in the air duct 200, a first movable impeller 320 and a second movable impeller 330 which are respectively arranged on the air inlet side and the air outlet side of the fixed impeller 310, and at least one of the first movable impeller 320 and the second movable impeller 330 is arranged in the air duct 200, so that the integral structure of the air duct 200 and the impeller assembly 300 is compact in arrangement, when the air conditioner outdoor unit is assembled with the shell 100 of the air conditioner outdoor unit, the internal space of the shell 100 can be fully utilized, and the air conditioner outdoor unit is beneficial to miniaturization. Moreover, compared with the single movable impeller in the conventional art, the first movable impeller 320 and the second movable impeller 330 in the present application can supply air in the same direction, so as to generate a larger air volume, so that the impeller assembly 300 can still maintain a larger air volume when the radial dimension of the impeller assembly is designed to be smaller, and there is no need to increase the air volume by increasing the diameter of the single movable impeller as in the conventional art, thereby facilitating the miniaturization of the outdoor unit of the air conditioner.

In addition, since the first movable impeller 320 and the second movable impeller 330 are respectively disposed on the air inlet side and the air outlet side of the stationary impeller 310, the airflow blown from the first movable impeller 320 can flow to the second movable impeller 330 under the guiding action of the stationary impeller 310, that is, the stationary impeller 310 can change the flow direction of the airflow blown from the first movable impeller 320 to the second movable impeller 330, convert the speed of the airflow into pressure rise, so that the airflow can smoothly enter the second movable impeller 330, and guide the airflow to the air outlet 102 smoothly under the guiding action of the air guide tube 200, so that the outdoor unit of the air conditioner can have a large air volume, thereby improving the performance of the outdoor unit of the air conditioner and realizing the miniaturization of the outdoor unit of the air conditioner.

Referring to fig. 2, 3 and 6, in an embodiment, the outdoor unit of an air conditioner further includes a dual-shaft motor 400, the dual-shaft motor 400 is mounted on the stationary impeller 310, and the dual-shaft motor 400 is provided with a first motor shaft connected to the first movable impeller 320 and a second motor shaft connected to the second movable impeller 330.

It is understood that the conventional outdoor unit of an air conditioner is generally provided with a motor mounting bracket, which occupies a certain space within the casing 100. In the present application, the dual-shaft motor 400 is mounted on the stationary impeller 310, and the first motor shaft and the second motor shaft of the dual-shaft motor 400 are respectively connected to the first movable impeller 320 and the second movable impeller 330, so that the dual-shaft motor 400 can simultaneously drive the first movable impeller 320 and the second movable impeller to rotate in the same direction, which is beneficial to simplifying the driving method of the dual-shaft motor 400. In addition, compared with the conventional outdoor unit of an air conditioner, the present application also cancels a motor mounting bracket, and mounts the dual-shaft motor 400 on the stationary impeller 310, so that the structural arrangement of the dual-shaft motor 400, the stationary impeller 310, the first movable impeller 320, and the second movable impeller 330 is compact, thereby improving the space utilization rate in the casing 100 and facilitating the miniaturization of the outdoor unit of an air conditioner.

In an embodiment, the axis of rotation of the stationary vane 310 is collinear with the axis of rotation of the first moving vane 320. So set up for impeller subassembly 300's simple structure, easily assembly.

Further, the rotation axis of the stationary impeller 310 is also collinear with the rotation axis of the second movable impeller 330, that is, the rotation axes of the first movable impeller 320, the stationary impeller 310 and the second movable impeller 330 are all collinear, so that the configuration of the impeller assembly 300 is further simplified, and the assembly of the impeller assembly 300 is facilitated. In addition, be equipped with the mounting hole on the stationary blade wheel 310, this mounting hole is located on the axis of rotation of stationary blade wheel 310, so make things convenient for double-shaft motor 400 to assemble, and double-shaft motor 400's first motor shaft and second motor shaft also with the axis of rotation collineation of stationary blade wheel 310, so set up for stationary blade wheel 310's simple structure, the installation of the double-shaft motor 400 of being convenient for again is favorable to improving the space utilization in casing 100.

Referring to fig. 2 to 4, in an embodiment, the housing 100 further has a mounting ring 110 extending from the periphery of the air outlet 102 to the inner side thereof; the air guide duct 200 is at least partially mounted within the mounting ring 110. It can be understood that, by providing the inwardly extending mounting ring 110 at the periphery of the air outlet 102, the air guide duct 200 can be mounted at the air outlet 102 and supported on the mounting ring 110, the mounting ring 110 increases the contact area between the casing 100 and the air guide duct 200, so as to improve the stability of the casing 100 for supporting the air guide duct 200, that is, the stability of the air guide duct 200 mounted on the casing 100.

Referring to fig. 2, 3 and 9, in an embodiment, the housing 100 includes a bottom plate 120, and the bottom plate 120 is provided with a supporting member 500; the front end of the air guide duct 200 is mounted in the mounting ring 110, and the rear end of the air guide duct 200 extends rearward from the mounting ring 110 and is supported by the support member 500. With this arrangement, the front end of the air guide duct 200 is supported by the mounting ring 110 of the casing 100, and the rear end of the air guide duct 200 is supported by the support member 500, so that the air guide duct 200 can be stably mounted in the casing 100.

Further, a support part is disposed on the support part 500, and the shape of the support part is adapted to the shape of the air guide duct 200. In this embodiment, the supporting member 500 is disposed right below the air guide duct 200, the air guide duct 200 is disposed in a cylindrical shape, the supporting portion is disposed in an inward concave shape, and the inward concave radian is matched with the cylindrical radian, so that the air guide duct 200 can be tightly attached to the supporting member 500, and the supporting member 500 can stably support the air guide duct 200. In addition, the support 500 is removably connected to the chassis 120, such as, but not limited to: the connection is realized through a snap structure or a thread structure, and the connection is not limited herein.

Referring to fig. 2 to 4, in an embodiment, the front end of the air duct 200 extends from the mounting ring 110 to the outside of the air outlet 102, and a mounting flange 210 abutting against the outer periphery of the air outlet 102 is disposed on the periphery of the front end of the air duct 200. It can be understood that, the front end periphery of the air duct 200 is provided with the installation flange 210, when the air duct 200 is installed in the air outlet 102, the installation flange 210 can abut against the outer wall surface of the casing 100 at the periphery of the air outlet 102, so that the air duct 200 can be limited, the installation direction of the air duct 200 can be distinguished conveniently, and the installation efficiency of the air duct 200 can be improved.

Referring to fig. 3, 4, 7 and 8, in an embodiment, one of the mounting flange 210 and the housing 100 is provided with a positioning hook 220, and the other one is provided with a positioning hook hole 131 adapted to the positioning hook 220; and/or, one of the mounting flange 210 and the housing 100 is provided with a fixing portion 230, and the other is provided with an abutting portion 132 connected with the fixing portion 230 through a connecting member.

It can be understood that the mounting flange 210 may be provided with a positioning hook 220, the outer wall surface of the air outlet 102 of the casing 100 is provided with a positioning hook hole 131, and the air guiding cylinder 200 and the casing 100 can be connected and fixed by inserting the positioning hook 220 into the positioning hook hole 131. Of course, the mounting flange 210 may also be provided with a positioning clip hole 131, the outer wall surface of the air outlet 102 of the casing 100 is provided with a positioning clip 220, and the positioning clip 220 is adapted to the positioning clip hole 131, so that the air duct 200 can be connected and fixed with the casing 100. By arranging the positioning hooks 220 and the positioning hook holes 131, the air guide duct 200 can be stably installed on the casing 100, and the installation stability of the air guide duct 200 is improved.

In addition, a fixing portion 230 may be further disposed on the mounting flange 210, an abutting portion 132 is disposed on an outer wall surface of the air outlet 102 of the casing 100, the fixing portion 230 may be a through hole or a threaded hole, the abutting portion 132 may be adapted to the fixing portion 230, a connecting member is disposed through the fixing portion 230 and the abutting portion 132, the connecting member may be a bolt or a screw, and the specific limitation is not limited herein. By providing the fixing portion 230 and the abutting portion 132, the mounting flange 210 can be connected and fixed to the casing 100, thereby further improving the stability of the air guide duct 200 mounted on the casing 100.

Referring to fig. 2, 7 and 8, in an embodiment, the outdoor unit of an air conditioner further includes a fixing member 600, the fixing member 600 is mounted on the air guide duct 200, and the fixing member 600 is fixedly connected to at least one of the heat exchanger 700 of the outdoor unit of an air conditioner and the casing 100.

It is understood that the outdoor unit of the air conditioner includes the heat exchanger 700, the heat exchanger 700 is disposed in the casing 100, and the air guide duct 200 is disposed between the heat exchanger 700 and the air outlet 102. The fixing member 600 may be fixedly connected with the air guide duct 200 and the heat exchanger 700; alternatively, the fixing member 600 may be fixedly connected to the air guide duct 200 and the casing 100; still alternatively, the fixing member 600 may be fixedly connected to all of the air guide duct 200, the heat exchanger 700 and the casing 100. With such an arrangement, the air guide duct 200 can be stably installed in the casing 100, so that the impeller assembly 300 can also be stably installed in the casing 100, thereby improving the stability of the outdoor unit of the air conditioner.

Referring to fig. 7 to 10, in an embodiment, the housing 100 includes a front shell 130 having the air outlet 102; the fixing member 600 includes a main body portion 610 and a first connecting portion 620 connected to a front end of the main body portion 610; the main body 610 is fixedly connected with the air guide duct 200; the first connection part 620 is fixedly connected to the front case 130. It is understood that the housing 100 may further include a top case 150, and the top case 150 is provided on the front case 130 to cover the front case 130. The first connecting portion 620 and the front shell 130 may be connected and fixed through a bolt structure, or may be connected and fixed through a buckle structure, which is not limited herein; the main body 610 and the air duct 200 may be fixed by a bolt structure or a snap structure, which is not limited herein. By providing the main body 610 and the first connection part 620, the fixing member 600 can connect and fix the air guide duct 200 and the front case 130, and the stability of connection between the air guide duct 200 and the front case 130 is ensured.

In one embodiment, a bearing platform 240 is protruded from the outer circumferential surface of the air duct 200; the main body 610 of the fixing member 600 is supported by the stage 240 and is connected and fixed to the stage 240. It can be understood that, by providing the bearing platform 240 to support and fix the fixing member 600, the bearing platform 240 and the main body 610 of the fixing member 600 may be connected and fixed through a snap structure, or may be connected and fixed through a bolt structure, and the details are not limited herein. When the fixing member 600 is installed, the main body portion 610 is fixedly connected to the plummer 240, so as to limit the first connecting portion 620, and then the first connecting portion 620 is fixedly connected to the front case 130, so that the fixing member 600 is simply installed, and the installation efficiency of the fixing member 600 is improved.

Referring to fig. 9, 10 and 12, in an embodiment, the first connecting portion 620 includes a first vertical plate 621, a first horizontal plate 622 and a connecting plate 623, wherein the first vertical plate 621 extends upward from the front end of the main body portion 610; the first horizontal plate 622 extends forward from the upper end of the first vertical plate 621 to abut against the front shell 130; the connecting plate 623 extends downward from the front end of the first horizontal plate 622 to be fixedly connected to the front housing 130.

It can be understood that, through setting up first riser 621, first diaphragm 622 and connecting plate for first connecting portion 620 can with the structure adaptation of air duct 200 and preceding shell 130, and all be formed with the contained angle between first riser 621, first diaphragm 622 and the connecting plate 623, make the three all not coplane, thereby be favorable to improving the intensity of first connecting portion 620. The connecting plate 623 abuts against the front shell 130 and is fixedly connected thereto in various ways, such as but not limited to: the connecting structure adopts a buckle structure or a bolt structure. Therefore, the first vertical plate 621, the first horizontal plate 622 and the connecting plate 623 are arranged, so that the fixing member 600 can be connected and fixed with the front shell 130, and the stability of connection and fixation of the air duct 200 and the front shell 130 can be improved.

In an embodiment, the fixing member 600 further includes a second connecting portion 630 connected to a rear end of the main body portion 610, and the second connecting portion 630 is fixedly connected to the heat exchanger 700. By providing the second connection portion 630, the fixing member 600 can be connected and fixed to the heat exchanger 700, so that the stability of the air duct 200 installed in the casing 100 is further improved.

Referring to fig. 7, 8 and 12, in an embodiment, the second connecting portion 630 includes a second vertical plate 631, a second horizontal plate 632 and a fixing plate 633, wherein the second vertical plate 631 extends upward from the rear end of the main body 610; the second horizontal plate 632 extends from the upper end of the second vertical plate 631 to the rear of the heat exchanger 700; the fixing plate 633 extends downward from the rear end of the second horizontal plate 632 to surround the second horizontal plate 632 and the second vertical plate 631 to form a clamping groove 634 for clamping and fixing the heat exchanger 700.

It can be understood that, by providing the second vertical plate 631, the second horizontal plate 632 and the fixing plate 633, the second connecting portion 630 can be adapted to the air guide duct 200 and the heat exchanger 700, and included angles are formed among the second vertical plate 631, the second horizontal plate 632 and the fixing plate 633, so that the three are not coplanar, thereby being beneficial to improving the strength of the second connecting portion 630. The second vertical plate 631, the second horizontal plate 632 and the fixing plate 633 are surrounded to form a clamping groove 634, and the clamping groove 634 can clamp and fix the heat exchanger 700, so that the fixing member 600 is stably connected to the heat exchanger 700. In addition, the front casing 130, the air guide duct 200 and the heat exchanger 700 are fixedly connected by the fixing member 600, and the fixing member 600 is an integral body, so that the connection of the front casing 130, the air guide duct 200 and the heat exchanger is stable and firm, thereby being beneficial to improving the stability of the outdoor unit of the air conditioner.

Referring to fig. 3, 5, 6 and 11, in an embodiment, the stationary blade 310 includes a stationary blade body 311 and a wind guiding ring 312 sleeved on the stationary blade body 311, one of the wind guiding ring 312 and the wind guiding barrel 200 is provided with a limiting rib 250 extending along an axial direction of the stationary blade 310, and the other is provided with a limiting sliding groove 313 for the limiting rib 250 to be inserted and matched.

It can be understood that the dual-shaft motor 400 is mounted on the stationary blade body 311, and the wind guiding ring 312 is slidably connected with the wind guiding cylinder 200, which is beneficial to improving the convenience of mounting the stationary blade 310 in the wind guiding cylinder 200. The wind guide ring 312 can be provided with a limiting rib 250, and the wind guide cylinder 200 can be provided with a limiting sliding groove 313; or, the wind guiding ring 312 may be provided with a limiting sliding groove 313, and the wind guiding barrel 200 may be provided with a limiting rib 250, which is not limited herein, and only needs that the wind guiding ring 312 can be inserted into the wind guiding barrel 200 and can slide. Due to the arrangement, the air guide ring 312 and the air guide cylinder 200 are simple in assembly mode, easy to install and beneficial to improving the installation efficiency.

In an embodiment, at least one pair of the limiting ribs 250 is disposed on an inner wall surface of the air guiding duct 200, and a limiting portion 260 is formed between each pair of the limiting ribs 250; the outer wall surface of the wind guide ring 312 is provided with at least one pair of limiting sliding grooves 313, a matching part 314 is formed between each pair of limiting sliding grooves 313, and the matching part 314 and the limiting part 260 are fixedly connected in a penetrating manner through a connecting piece.

It can be understood that, in the present embodiment, the wind guiding ring 312 and the wind guiding barrel 200 are both arranged in a circular ring shape, the limiting rib 250 is arranged on the inner wall surface of the wind guiding barrel 200, and the limiting sliding groove 313 is arranged on the outer wall surface of the wind guiding ring 312, when the wind guiding ring 312 is arranged in the wind guiding barrel 200 and the limiting rib 250 is inserted in the limiting sliding groove 313, the wind guiding ring 312 cannot perform a circular motion around the axial direction thereof, that is, the stationary impeller 310 is limited to perform an axial motion around the axial direction thereof by arranging the limiting rib 250 and the limiting sliding groove 313.

Further, by arranging at least one pair of limiting ribs 250, forming a limiting portion 260 between each pair of limiting ribs 250, and arranging at least one pair of limiting sliding grooves 313, forming a matching portion 314 between each pair of limiting sliding grooves 313, and adopting a connecting piece to penetrate the limiting portion 260 and the matching portion 314, the air guide ring 312 and the air guide barrel 200 can be fixedly connected, when the air guide ring 312 is installed in the air guide barrel 200, and the limiting ribs 250 are inserted into the limiting sliding grooves 313, the connecting piece penetrates the limiting portion 260 and the matching portion 314, so that the air guide ring 312 cannot move along the axial direction thereof, that is, by arranging the limiting portion 260 and the matching portion 314, the stationary impeller 310 is limited to move along the axial direction thereof. Therefore, the present invention can limit the stationary vane 310 to move around the axial direction thereof and limit the stationary vane 310 to move along the axial direction thereof, so that the stationary vane 310 can be stably installed in the air guide duct 200, thereby ensuring the installation stability of the stationary vane 310, that is, the stability of the outdoor unit of the air conditioner.

The present application further provides an air conditioner, which includes the air conditioner outdoor unit as described above, and the specific structure of the air conditioner outdoor unit refers to the above embodiments, and since the air conditioner employs all technical solutions of all the above embodiments, the air conditioner at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein. Optionally, the air conditioner further comprises an air conditioner indoor unit, and the air conditioner outdoor unit is communicated with the air conditioner indoor unit through a refrigerant pipeline.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An outdoor unit of an air conditioner, comprising:

the air duct is arranged in the shell and is opposite to the air outlet; and

2. The outdoor unit of claim 1, further comprising a dual shaft motor installed on the stationary impeller, the dual shaft motor having a first motor shaft connected to the first movable impeller and a second motor shaft connected to the second movable impeller.

3. The outdoor unit of claim 1, wherein the casing is further provided with a mounting ring extending from a periphery of the outlet port toward an inside thereof; the air duct is at least partially arranged in the mounting ring.

4. The outdoor unit of claim 3, wherein the casing comprises a base plate provided with a supporter; the front end of the air duct is arranged in the mounting ring, and the rear end of the air duct extends backwards from the mounting ring and is supported by the supporting piece.

5. The outdoor unit of claim 3, wherein the front end of the air guide tube extends from the mounting ring to the outside of the air outlet, and a mounting flange abutting against the outer periphery of the air outlet is provided at the periphery of the front end of the air guide tube.

6. The outdoor unit of claim 5, wherein one of the mounting flange and the casing is provided with a positioning hook, and the other is provided with a positioning hook hole adapted to the positioning hook;

7. The outdoor unit of any one of claims 1 to 6, further comprising a fixing member installed on the air guide duct, and the fixing member is fixedly coupled to at least one of a heat exchanger and the casing of the outdoor unit.

8. The outdoor unit of claim 7, wherein the casing includes a front casing provided with the outlet; the fixing piece comprises a main body part and a first connecting part connected with the front end of the main body part; the main body part is fixedly connected with the air duct; the first connecting part is fixedly connected with the front shell.

9. The outdoor unit of claim 8, wherein a loading platform is protruded on an outer circumferential surface of the air guide duct; the main body part of the fixing piece is supported by the bearing table and is fixedly connected with the bearing table.

10. The outdoor unit of an air conditioner according to claim 8, wherein the first connecting part comprises:

a first riser extending upward from a front end of the main body;

the first transverse plate extends forwards from the upper end of the first vertical plate to be abutted with the front shell; and

11. The outdoor unit of claim 8, wherein the fixing member further comprises a second connecting part connected to a rear end of the main body part, and the second connecting part is fixedly connected to the heat exchanger.

12. The outdoor unit of claim 11, wherein the second connecting part comprises:

a second riser extending upwardly from a rear end of the body portion;

13. The outdoor unit of claim 1, wherein the stationary blade wheel includes a stationary blade body and a wind guide ring sleeved around the stationary blade body, one of the wind guide ring and the wind guide tube is provided with a stopper rib extending in an axial direction of the stationary blade wheel, and the other is provided with a stopper sliding groove for insertion fitting of the stopper rib.

14. The outdoor unit of claim 13, wherein at least one pair of the restricting ribs is formed on an inner wall surface of the air guide duct, and a restricting portion is formed between each pair of the restricting ribs; the outer wall surface of the air guide ring is provided with at least one pair of limiting sliding grooves, a matching part is formed between each pair of limiting sliding grooves, and the matching part and the limiting parts are fixedly connected in a penetrating mode through connecting pieces.

15. An air conditioner characterized by comprising the outdoor unit of an air conditioner according to any one of claims 1 to 14.