CN217357257U - Outdoor machine of air conditioner - Google Patents

Abstract

The application relates to the technical field of air conditioners, and discloses an air conditioner outdoor unit, includes: casing, air-out grid, radiator fan and erection support. A heat dissipation port is formed in one side wall of the shell; the air outlet grille is rotatably arranged in the heat dissipation port; the heat radiation fan is arranged in the shell and is provided with a driving shaft; the mounting support is arranged between the air outlet grid and the cooling fan, a grid motor is fixedly arranged on one side, facing the air outlet grid, of the mounting support, the output end of the grid motor is connected with the air outlet grid, and one end of the driving shaft is rotatably connected with one side, facing the cooling fan, of the mounting support through a bearing. In this application, erection support can play the support to the drive shaft, and then improves the rotational stability of radiator fan and air-out grid, reduces the ascending skew in radiator fan radial, makes better blowing of the air current that radiator fan blew off to the air-out grid, forms the air current that disperses under the rotation of air-out grid, improves this air condensing units's heat exchange efficiency.

Description

Outdoor machine of air conditioner

Technical Field

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

Background

At present, an air conditioner is used by more and more users as common household electrical appliances, the air conditioner needs to exchange heat with the outdoor environment through an outdoor unit in the working process, so that the refrigerating and heating efficiency of the air conditioner is guaranteed, the outdoor unit of the air conditioner at the present stage is internally provided with a cooling fan to blow air to the outside of the outdoor unit, so that air flow in the external environment flows through an outdoor heat exchanger, and the air flow in the external environment is utilized to exchange heat with the outdoor heat exchanger, so that the refrigerating and heating efficiency of the air conditioner is guaranteed.

The air conditioner outdoor unit comprises a casing, wherein a fan is arranged in the casing, a fan shield is arranged on the air outlet side of the fan, an air outlet is formed in the fan shield, an air outlet grid is installed in the air outlet, and a driving device for driving the air outlet grid to rotate in the air outlet is further arranged in the casing and can be used for driving the air outlet grid to rotate, so that the air outlet of the outdoor unit forms a divergent shape and is better dispersed into the outdoor environment, and the outdoor unit can better exchange heat with the external environment.

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

when fan and air-out grid rotate simultaneously, the fan can appear radially squinting for the air-out grid, and the rotational stability of air-out grid and fan is relatively poor, and the radial skew of fan still can lead to the air-out direction to take place the skew, and the air output reduces, reduces the heat exchange efficiency of off-premises station.

SUMMERY OF THE UTILITY MODEL

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

The embodiment of the disclosure provides an outdoor unit of an air conditioner, which is used for improving the rotation stability of a cooling fan and an air outlet grid and further improving the heat exchange efficiency of the outdoor unit of the air conditioner.

In some embodiments, an outdoor unit of an air conditioner, includes: casing, air-out grid, radiator fan and erection support. A heat dissipation port is formed in one side wall of the shell; the air outlet grille is rotatably arranged in the heat dissipation port; the heat radiation fan is arranged in the shell and is provided with a driving shaft; the mounting support is arranged between the air outlet grid and the cooling fan, a grid motor is fixedly arranged on one side, facing the air outlet grid, of the mounting support, the output end of the grid motor is connected with the air outlet grid, and one end of the driving shaft is rotatably connected with one side, facing the cooling fan, of the mounting support through a bearing.

Optionally, the air outlet grille is circular, and the output end of the grille motor is connected with the circle center of the air outlet grille.

Optionally, the center of the air outlet grille and the axis of the cooling fan are located on the same axis.

Optionally, a side wall of the mounting bracket facing the air outlet grille has a motor groove, and the grille motor is disposed in the motor groove.

Optionally, a side wall of the mounting bracket facing the heat dissipation fan has a bearing groove, and the bearing is disposed in the bearing groove.

Optionally, the bearing is a ball bearing, an inner annular surface of the bearing is fixedly connected with one end of the driving shaft, and an outer annular surface of the bearing is fixedly connected with the inner wall of the bearing groove.

Optionally, the outer wall of the mounting support is connected to the inner wall of the housing by a first connecting arm.

Optionally, the outdoor unit of an air conditioner further includes: a fan motor. The output end of the fan motor is fixedly connected with the other end of the driving shaft, and the fan motor is connected with the inner wall of the shell through the motor support.

Optionally, the mounting bracket is connected to the motor bracket via a second connecting arm.

Optionally, the outdoor unit of an air conditioner further includes: a heat exchanger. The heat exchanger is arranged in the shell, and the heat exchanger is located on the air inlet side of the cooling fan.

The air conditioner outdoor unit provided by the embodiment of the disclosure can realize the following technical effects:

the rotatable air outlet grille is arranged in the heat dissipation opening, the air outlet grille can be driven to rotate by the grille motor, air flow blown out by the heat dissipation fan is diffused to the outside in a larger range, heat dissipation air flow is prevented from being concentrated near the heat dissipation opening, the grille motor is fixedly arranged on one side of the mounting support, the other side of the mounting support is rotatably connected with a driving shaft of the heat dissipation fan through the bearing, the mounting support can be kept static relative to the heat dissipation fan when the heat dissipation fan rotates, the mounting support can also support the driving shaft, further, the rotation stability of the heat dissipation fan and the air outlet grille is improved, the radial offset of the heat dissipation fan is reduced, the air flow blown out by the heat dissipation fan is better blown to the air outlet grille, diffused air flow is formed under the rotation of the air outlet grille, and the heat exchange efficiency of the air conditioner outdoor unit is improved.

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

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural diagram of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of a heat dissipation fan and an air outlet grille provided in the embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a motor slot provided in an embodiment of the present disclosure;

FIG. 4 is a schematic structural view of a bearing groove provided by an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a bearing provided by an embodiment of the present disclosure;

fig. 6 is a schematic structural view of another outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 7 is a schematic structural view of another outdoor unit of an air conditioner according to an embodiment of the present disclosure.

Reference numerals:

100. a housing; 110. a heat dissipation port; 200. an air outlet grille; 210. a grid motor; 300. a heat radiation fan; 310. a drive shaft; 320. a bearing; 330. a connecting seat; 331. a shaft hole; 340. a fan blade; 400. mounting a support; 410. a motor slot; 420. a bearing groove; 500. a first connecting arm; 600. a fan motor; 610. a motor bracket; 620. a fixed seat; 630. a second connecting arm; 700. a heat exchanger.

Detailed Description

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

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

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

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

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

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

Referring to fig. 1 to 7, an embodiment of the present disclosure provides an outdoor unit of an air conditioner, including: casing 100, air-out grid 200, radiator fan 300 and mounting support 400. A heat dissipation opening 110 is formed on one side wall of the casing 100; the air outlet grille 200 is rotatably arranged in the heat dissipation opening 110; the heat dissipation fan 300 is disposed inside the housing 100, and the heat dissipation fan 300 has a driving shaft 310; mounting support 400 sets up between air-out grid 200 and radiator fan 300, and mounting support 400 is fixed being provided with grid motor 210 towards one side of air-out grid 200, and grid motor 210's output is connected with air-out grid 200, and drive shaft 310 one end is passed through bearing 320 and is connected with mounting support 400 rotation towards one side of radiator fan 300.

By adopting the outdoor unit of the air conditioner provided by the embodiment of the present disclosure, the rotatable outlet grille 200 is disposed in the heat dissipation opening 110, and the outlet grille 200 can be driven to rotate by the grille motor 210, so that the airflow blown by the heat dissipation fan 300 can be diffused to the outside in a wider range, and the heat dissipation airflow is prevented from concentrating near the heat dissipation opening 110, because the grille motor 210 is fixedly disposed at one side of the mounting support 400, and the other side of the mounting support 400 is rotatably connected to the driving shaft 310 of the heat dissipation fan 300 through the bearing 320, while the heat dissipation fan 300 rotates, the mounting support 400 can be kept stationary relative to the heat dissipation fan 300, and the mounting support 400 can also support the driving shaft 310, thereby improving the rotational stability of the heat dissipation fan 300 and the outlet grille 200, reducing the radial offset of the heat dissipation fan 300, enabling the airflow blown by the heat dissipation fan 300 to be blown to better toward the outlet grille 200, and forming the diffused airflow under the rotation of the outlet grille 200, the heat exchange efficiency of the air conditioner outdoor unit is improved.

Optionally, a shaft hole 331 is disposed at the axial center of the heat dissipating fan 300, and one end of the driving shaft 310 passes through the shaft hole 331 to be rotatably connected with the bearing 320. Thus, one end of the driving shaft 310 penetrates through the shaft hole 331 of the heat dissipation fan 300 to be rotatably connected with the bearing 320, and through the cooperation of the bearing 320 and the mounting support 400, the heat dissipation fan 300 can be driven to rotate to blow out heat exchange airflow through the rotation of the driving shaft 310, and one end of the driving shaft 310 can be supported by the bearing 320, so that the radial offset of the driving shaft 310 and the heat dissipation fan 300 is reduced, and the stability of the heat dissipation fan 300 is improved.

Alternatively, the heat dissipation fan 300 includes: a connecting seat 330 and a wind vane 340. The connecting seat 330 is a circular structure, the shaft hole 331 is disposed at the axial center of the connecting seat 330, and the connecting seat 330 is fixedly disposed on the driving shaft 310; the fan blades 340 are provided with a plurality of fan blades 340, and the fan blades 340 are uniformly distributed on the outer peripheral wall of the connecting seat 330. Thus, the connecting seat 330 with a circular structure is fixedly arranged on the driving shaft 310, and the rotation of the plurality of fan blades 340 uniformly distributed on the outer peripheral wall of the connecting seat 330 generates the blowing airflow, so that the blowing airflow is blown more uniformly to the air outlet grille 200.

In some application examples, the driving shaft 310 drives the heat dissipation fan 300 to rotate to blow the heat exchange airflow to the air outlet grille 200, at this time, the grille motor 210 can drive the air outlet grille 200 to rotate to better disperse the heat exchange airflow to the external environment, the air outlet grille 200 not only can assist the heat exchange airflow to diffuse to the external environment, but also can prevent flying insects from entering the inside of the outdoor unit of the air conditioner through the heat dissipation opening 110 during rotation to block the flying insects, the grille motor 210 can be controlled to drive the air outlet grille 200 and the heat dissipation fan 300 to rotate in the same or opposite directions according to the heat dissipation requirement, when the rotation directions of the air outlet grille 200 and the heat dissipation fan 300 are the same, the airflow blown by the air outlet grille 200 is guided by the air outlet grille 300 to diffuse to the external environment to a greater extent, when the rotation directions of the air outlet grille 200 and the heat dissipation fan 300 are opposite, utilize air-out grid 200 to change the diffusion direction of heat transfer air current, make the heat transfer air current towards different direction diffusion, steerable air-out grid 200's rotation direction carries out periodic change in practical application to in dispersing the external environment with the heat transfer air current better.

Optionally, the air outlet grille 200 is circular, and the output end of the grille motor 210 is connected to the center of the air outlet grille 200. Like this, circular shape air-out grid 200 can be better the adaptation in radiator fan 300's the region of blowing, and the rotation through air-out grid 200 makes the air current of blowing better to external diffusion, improves heat exchange efficiency, is connected grid motor 210's output and air-out grid 200's the centre of a circle, makes grid motor 210 drive air-out grid 200 more steadily and rotates.

Alternatively, the heat dissipation fan 300 is an axial flow fan. Thus, the heat dissipation fan 300 blows air in the axial direction, so that the airflow blown by the heat dissipation fan 300 is blown more uniformly to the air outlet grille 200, and is rotated to better guide the air outlet grille 200 to the outside, thereby improving the heat exchange efficiency.

Optionally, the heat dissipation opening 110 is a circular opening adapted to the outlet grille 200. Thus, the air outlet grille 200 can be more stably installed in the heat dissipation opening 110, the airflow blown out by the heat dissipation fan 300 can be led out through the air outlet grille 200 to a greater extent, the heat exchange airflow can be better diffused to the external environment, and the heat exchange efficiency is improved.

Optionally, the center of the air outlet grille 200 and the axis of the heat dissipating fan 300 are on the same axis. Therefore, the blown air flow of the heat dissipation fan 300 can be blown to the air outlet grille 200 more intensively along the axial direction and is guided to the external environment by the air outlet grille 200, and because one end of the driving shaft 310 of the heat dissipation fan 300 is rotatably connected with the mounting support 400 through the bearing 320 seat, the center of the circle of the air outlet grille 200 and the axis of the heat dissipation fan 300 are coaxially arranged, the connection between the driving shaft 310 of the heat dissipation fan 300 and the mounting support 400 is facilitated, and the overall stability of the heat dissipation fan 300 and the air outlet grille 200 during rotation is improved.

As shown in fig. 3, in some embodiments, a side wall of the mounting bracket 400 facing the air outlet grill 200 has a motor groove 410, and the grill motor 210 is disposed in the motor groove 410. Like this, set up motor groove 410 at erection support 400 towards one side wall of air-out grid 200, grid motor 210 can install in motor groove 410, and the inner wall of motor groove 410 can form the support to the grid motor 210 outside enclosed type, reduces rocking of grid motor 210 in the course of the work, has further improved grid motor 210's stability.

Optionally, a shock pad is disposed between the inner wall of the motor groove 410 and the outer wall of the grid motor 210, and the shape of the shock pad is adapted to the shape of the grid motor 210. Like this, the shock pad set up can be to grid motor 210 outside shock attenuation and the support that forms the surrounding type, further reduces rocking that grid motor 210 produced in the course of the work, improves air-out grid 200's rotational stability.

Alternatively, the grid motor 210 is disposed in a middle region inside the motor slot 410, and an axis of the grid motor 210 coincides with a center of an inner wall of the motor slot 410 in a vertical direction. In this way, since the output end of the grille motor 210 is connected to the center of the air outlet grille 200, the grille motor 210 is disposed in the middle area inside the motor slot 410, and the axis coincides with the center of the inner wall of the motor slot 410, so that the center of the air outlet grille 200 and the axis of the heat dissipation fan 300 are disposed coaxially, and when the grille motor 210 works, the force applied to the motor slot 410 is more uniform, and the grille motor 210 is more stably supported.

As shown in fig. 4 and 5, in some embodiments, a side wall of the mounting bracket 400 facing the heat dissipation fan 300 has a bearing groove 420, and the bearing 320 is disposed in the bearing groove 420. In this way, the bearing groove 420 is formed on one side of the mounting bracket 400 facing the heat dissipation fan 300, the bearing 320 is arranged in the bearing groove 420, one end of the driving shaft 310 of the heat dissipation fan 300 is rotatably connected with the bearing 320, the bearing groove 420 is used for forming surrounding support for the bearing 320, so that the driving shaft 310 is more stably supported by the bearing 320, the stability of the driving shaft 310 in the radial direction is improved under the condition that the rotation of the driving shaft 310 is not influenced, the radial deviation of the driving shaft 310 is reduced when the driving shaft 310 drives the heat dissipation fan 300 to rotate, and the rotation stability of the heat dissipation fan 300 is improved.

Optionally, the bearing groove 420 is a groove-like structure that is form-fitted to the bearing 320. In this way, the bearing groove 420 is better adapted to the mounting of the bearing 320, improving the rotational stability of the bearing 320.

Alternatively, the bearing 320 is a ball bearing, an inner annular surface of the bearing 320 is fixedly connected to one end of the driving shaft 310, and an outer annular surface of the bearing 320 is fixedly connected to an inner wall of the bearing groove 420. As described above, the ball bearing has a high rotational stability, and since the one end of the driving shaft 310 is connected to the inner circumferential surface of the bearing 320 and the outer circumferential surface of the bearing 320 is fixedly connected to the inner wall of the bearing groove 420, when the driving shaft 310 drives the cooling fan 300 to rotate, the driving shaft 310 is stably supported while the rotational resistance of the driving shaft 310 is reduced by the relative rotation between the inner circumferential surface and the outer circumferential surface of the bearing 320, thereby improving the rotational stability of the cooling fan 300.

Optionally, the shape of the bearing groove 420 is adapted to the shape of the outer annular surface of the bearing 320. Thus, since the bearing 320 is a ball bearing, and the outer circumferential surface of the bearing 320 is connected to the inner wall of the bearing groove 420 when the bearing 320 is disposed in the bearing groove 420, the shape of the bearing groove 420 is adapted to the shape of the outer circumferential surface of the bearing 320, so that the ball bearing is more stably mounted in the bearing groove 420.

As shown in connection with fig. 6, in some embodiments, the outer wall of the mounting bracket 400 is connected to the inner wall of the housing 100 by a first connecting arm 500. In this way, the first connecting arm 500 connects the mounting bracket 400 to the inner wall of the casing 100, and the first connecting arm 500 supports the mounting bracket 400, so that the stability of the mounting bracket 400 is improved, the bearing 320 is better supported by the mounting bracket 400, and the rotational stability of the driving shaft 310 of the cooling fan 300 is improved.

In a specific embodiment, four first connecting arms 500 are provided, and the four first connecting arms 500 are respectively connected to the inner wall of the housing 100 corresponding to the outer wall of the mounting bracket 400 at 12 o 'clock direction, the inner wall of the housing 100 corresponding to the 3 o' clock direction, the inner wall of the housing 100 corresponding to the 6 o 'clock direction, and the inner wall of the housing 100 corresponding to the 9 o' clock direction. In this way, the outer wall of the mounting bracket 400 is more stably supported by the four first connecting arms 500, so that the outer periphery of the mounting bracket 400 can be supported by the inner wall of the casing 100, and the stability of the mounting bracket 400 is further improved, thereby improving the rotational stability of the driving shaft 310 of the heat dissipation fan 300.

Referring to fig. 7, in other embodiments, the outdoor unit of an air conditioner further includes: the fan motor 600. The output end of the fan motor 600 is fixedly connected to the other end of the driving shaft 310, and the fan motor 600 is connected to the inner wall of the casing 100 through the motor bracket 610. In this way, the driving shaft 310 of the heat dissipation fan 300 is driven to rotate by the fan motor 600, so as to drive the heat dissipation fan 300 to rotate and blow out heat exchange airflow, the fan motor 600 is supported by the motor bracket 610, the stability of the fan motor 600 is improved, and the driving shaft 310 can be supported by the fan motor 600, so that the rotational stability of the heat dissipation fan 300 is further improved.

Alternatively, the motor bracket 610 is a plate-shaped structure that is vertically arranged, and one end of the motor bracket 610 is connected to the upper inner wall of the casing 100, and the other end is connected to the lower inner wall of the casing 100. In this way, the two ends of the motor support 610 are respectively connected with the inner walls of the upper and lower sides of the housing 100, so that the support stability of the motor support 610 is improved.

Optionally, the width of the motor bracket 610 is adapted to the diameter of the fan motor 600. Thus, the fan motor 600 can be stably mounted through the motor bracket 610, and the influence of the motor bracket 610 on the air flow can be reduced.

Optionally, the outer wall of the fan motor 600 is provided with a fixing seat 620, and the fan motor 600 is fixedly mounted on the motor bracket 610 through the fixing seat 620. In this way, the fan motor 600 is fixedly mounted on the motor bracket 610 through the fixing base 620, so that the stability of the fan motor 600 can be further improved, and the fan motor 600 can be used for better supporting the heat dissipation fan 300 on the driving shaft 310.

In a specific embodiment, the fixing base 620 is provided in plurality, and the plurality of fixing bases 620 are uniformly distributed on the outer wall of the fan motor 600, and the fan motor 600 is fixedly mounted on the motor bracket 610 through the plurality of fixing bases 620. Like this, through setting up a plurality of fixing bases 620 along fan motor 600 outer wall evenly distributed, utilize a plurality of fixing bases 620 to install fan motor 600 on motor support 610, the support that makes fan motor 600 obtain is more even, further improves fan motor 600's stability to improve drive shaft 310 and radiator fan 300's stability in rotation.

Optionally, the mounting bracket 400 is coupled to the motor bracket 610 by a second coupling arm 630. Like this, with erection support 400 through second linking arm 630 and motor support 610 fixed connection, utilize motor support 610 to support radiator fan 300 and erection support 400 simultaneously, the tremor that makes fan motor 600 and grid motor 210 during operation produce acts on same bearing structure, avoids radiator fan 300 and air-out grid 200 to produce rocking of different ranges, improves heat transfer air current's air-out effect, improves heat exchange efficiency.

In a specific embodiment, two second connecting arms 630 are provided, and the two second connecting arms 630 are respectively provided on the upper side wall and the lower side wall of the mounting bracket 400 and respectively connect the upper region and the lower region of the motor bracket 610. In this way, the two second connecting arms 630 are arranged to support the upper side wall and the lower side wall of the mounting support 400, so that the stability of the mounting support 400 in the vertical direction is improved, and the vertical shaking of the driving shaft 310 and the heat dissipation fan 300 is reduced when the driving shaft 310 is supported by the bearing 320 on the mounting support 400.

In some embodiments, the outdoor unit of an air conditioner further includes: a heat exchanger 700. The heat exchanger 700 is disposed inside the casing 100, and the heat exchanger 700 is located on the air inlet side of the cooling fan 300. Thus, the heat exchanger 700 is disposed inside the casing 100, the heat exchanger 700 is disposed on the air inlet side of the heat dissipation fan 300, and negative pressure is generated on the air inlet side when the heat dissipation fan 300 rotates, so that the airflow around the heat exchanger 700 flows through the heat exchanger 700 to the heat dissipation fan 300, and is blown to the air outlet grille 200 through heat dissipation, and is dissipated to the external environment under the rotation action of the air outlet grille 200, thereby preventing the heat exchange airflow from concentrating near the heat dissipation opening 110 and affecting the heat exchange effect of the heat exchanger 700.

Alternatively, the motor bracket 610 is disposed between the heat exchanger 700 and the heat dissipation fan 300, and the fan motor 600 is mounted to a leeward side of the motor bracket 610. In this way, the motor bracket 610 is disposed between the heat exchanger 700 and the heat dissipation fan 300, and when the heat dissipation fan 300 operates, the airflow flowing from the heat exchanger 700 side to the air inlet side of the heat dissipation fan 300 can flow through the fan motor 600 to dissipate heat of the fan motor 600, so as to prolong the service life of the fan motor 600, and the fan motor 600 is mounted on the leeward side of the motor bracket 610, so as to facilitate the connection between the output end of the fan motor 600 and the driving shaft 310.

Optionally, the motor bracket 610 is provided with a plurality of ventilation holes. Like this, set up a plurality of ventilative holes on motor support 610, can reduce the windage of motor support 610, make the air current of heat exchanger 700 side can pass ventilative hole and flow through motor support 610, carry out better heat dissipation to fan motor 600.

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

Claims (10)

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

a shell (100), one side wall of which is provided with a heat dissipation opening (110);

the air outlet grille (200) is rotatably arranged in the heat dissipation opening (110);

a heat dissipation fan (300) disposed inside the housing (100), the heat dissipation fan (300) having a drive shaft (310);

installing support (400), set up in air-out grid (200) with between radiator fan (300), installing support (400) orientation one side of air-out grid (200) is fixed and is provided with grid motor (210), the output of grid motor (210) with air-out grid (200) are connected, just drive shaft (310) one end pass through bearing (320) with installing support (400) orientation one side of radiator fan (300) is rotated and is connected.

2. The outdoor unit of claim 1, wherein the outlet grille (200) has a circular shape, and an output end of the grille motor (210) is connected to a center of the outlet grille (200).

3. The outdoor unit of claim 2, wherein the center of the air outlet grille (200) is located on the same axis as the axis of the heat dissipating fan (300).

4. The outdoor unit of claim 1, wherein a side wall of the mounting bracket (400) facing the outlet grill (200) has a motor groove (410), and the grill motor (210) is installed in the motor groove (410).

5. The outdoor unit of claim 1, wherein a side wall of the mounting bracket (400) facing the heat radiating fan (300) has a bearing groove (420), and the bearing (320) is disposed in the bearing groove (420).

6. The outdoor unit of claim 5, wherein the bearing (320) is a ball bearing, an inner circumferential surface of the bearing (320) is fixedly coupled to one end of the driving shaft (310), and an outer circumferential surface of the bearing (320) is fixedly coupled to an inner wall of the bearing groove (420).

7. The outdoor unit of any one of claims 1 to 6, wherein the outer wall of the mounting bracket (400) is coupled to the inner wall of the casing (100) by a first coupling arm (500).

8. The outdoor unit of any one of claims 1 to 6, further comprising:

the output end of the fan motor (600) is fixedly connected with the other end of the driving shaft (310), and the fan motor (600) is connected with the inner wall of the shell (100) through a motor support (610).

9. The outdoor unit of claim 8, wherein the mounting bracket (400) is connected to the motor bracket (610) by a second connecting arm (630).

10. The outdoor unit of any one of claims 1 to 6, further comprising:

and the heat exchanger (700) is arranged inside the shell (100), and the heat exchanger (700) is positioned on the air inlet side of the cooling fan (300).

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