CN220229519U - Air-out subassembly and air conditioner - Google Patents

Abstract

An air outlet assembly and an air conditioner. The air-out subassembly includes: the main body is internally provided with a containing cavity, an air duct, an air inlet channel and an air outlet channel, wherein the inlet of the air inlet channel is communicated with the outside of the main body, the outlet of the air inlet channel is communicated with the containing cavity, and the inlet of the air outlet channel is communicated with the containing cavity; the fan is provided with a motor and an impeller, the motor is arranged in the accommodating cavity, a rotating shaft of the motor penetrates through the cavity wall of the accommodating cavity and extends into the air duct, and the impeller is positioned in the air duct and is in transmission connection with the rotating shaft; and the inlet of the connecting pipe is communicated with the outlet of the air outlet channel, the outlet of the connecting pipe is communicated with the air channel, and the heat dissipation air channel comprises an air inlet channel, a containing cavity, the air outlet channel and the connecting pipe. The cavity wall of the accommodating cavity separates the machine body of the motor from the air beam in the air channel, air flow flowing to the air channel from the outside of the main body sequentially through the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe is formed in the heat dissipation air channel, and the air flow continuously dissipates heat and cools the machine body of the motor, so that the overhigh temperature of the motor is avoided; therefore, the service life of the air outlet assembly is longer.

Description

Air-out subassembly and air conditioner

Technical Field

The application relates to the technical field of electrical equipment, in particular to an air outlet component and an air conditioner.

Background

The related art provides an integrated kitchen air conditioner using carbon dioxide as a refrigerant, wherein a motor of a fan at a refrigerating side is completely exposed in a heat exchange air duct at the refrigerating side and is easy to be damaged by damp, and a motor of a fan at a heating side is completely exposed in the heat exchange air duct at the heating side and is easy to be damaged by overheating.

Disclosure of Invention

The application provides an air-out subassembly, its life is longer.

The application also provides an air conditioner.

The air outlet assembly provided by the embodiment of the utility model comprises: the main body is internally provided with a containing cavity, an air duct, an air inlet channel and an air outlet channel, wherein the inlet of the air inlet channel is communicated with the outside of the main body, the outlet of the air inlet channel is communicated with the containing cavity, and the inlet of the air outlet channel is communicated with the containing cavity; the fan is provided with a motor and an impeller, the motor is arranged in the accommodating cavity, a rotating shaft of the motor penetrates through the cavity wall of the accommodating cavity and extends into the air duct, and the impeller is positioned in the air duct and is in transmission connection with the rotating shaft; and the inlet of the connecting pipe is communicated with the outlet of the air outlet channel, the outlet of the connecting pipe is communicated with the air channel, the heat dissipation air channel comprises the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe, and the heat dissipation air channel is arranged so that air flow flowing from the outside of the main body to the air channel sequentially passes through the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe can be formed.

In some exemplary embodiments, the air duct includes a first air duct section and a second air duct section, the second air duct section is an annular air duct section, the receiving cavity is located inside the annular air duct section, and the impeller is located within the first air duct section.

In some exemplary embodiments, the inlet channel and the outlet channel are both located within the annular duct section, the connecting tube is located outside the main body, and the outlet of the connecting tube communicates with the first duct section.

In some exemplary embodiments, a first connecting nozzle is convexly arranged on the outer side surface of the annular air duct section, the outlet of the air outlet channel is communicated with the first connecting nozzle, the inlet of the connecting pipe is connected with the first connecting nozzle, a second connecting nozzle is convexly arranged on the outer side surface of the first air duct section, the second connecting nozzle is communicated with the first air duct section, the outlet of the connecting pipe is connected with the second connecting nozzle, and the heat dissipation air duct further comprises the first connecting nozzle and the second connecting nozzle.

In some exemplary embodiments, the second connection nozzle is located at a side of the impeller facing away from the accommodating chamber, the blower is configured to form a wind beam blown from the first wind channel section to the annular wind channel section, and the heat dissipation wind channel is configured to form an air flow flowing from outside the main body to the first wind channel section through the air inlet channel, the accommodating chamber, the air outlet channel and the connection pipe in order based on the operation of the blower.

In some exemplary embodiments, the annular duct section is provided with vanes arranged to speed-down boost a wind bundle passing through the annular duct section.

In some exemplary embodiments, the body includes: the first cover is provided with the air inlet channel, the air outlet channel, the annular air channel section and a containing groove, and the containing groove is positioned at the inner side of the annular air channel section; an inner cover provided with a shaft hole, which is arranged at the notch of the accommodating groove and surrounds the accommodating groove to form the accommodating cavity; and the second cover is provided with the first air channel section and is connected with the first cover, and the rotating shaft of the motor penetrates through the shaft hole and stretches into the first air channel section.

In some exemplary embodiments, the air duct further comprises a third air duct section located on a side of the annular air duct section remote from the first air duct section, and the first air duct section and the third air duct section are both cylindrical air duct sections.

In some exemplary embodiments, the fan is a diagonal flow fan and the impeller is a three-way flow impeller.

In some exemplary embodiments, a gap between a peripheral wall of the air duct and the blades of the impeller is 3mm to 5mm.

In some exemplary embodiments, the body has a heat resistant temperature of not less than 80 ℃.

The air conditioner provided by the embodiment of the utility model comprises a body and the air outlet component of any embodiment, wherein the air outlet component is positioned outside the body and assembled with the body.

According to the technical scheme provided by the embodiment of the utility model, the motor drives the impeller to rotate, so that flowing wind beams are formed in the air duct, the cavity wall of the accommodating cavity separates the machine body of the motor from the wind beams in the air duct, and the machine body of the motor is prevented from being in direct contact with the wind beams in the air duct to be wetted or overheated; in addition, air flow flowing from the outside of the main body to the air channel sequentially through the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe is formed in the heat dissipation air channel, and the air outside the main body is used for continuously dissipating heat and cooling the machine body of the motor so as to avoid overhigh temperature of the motor; therefore, the service life of the air outlet assembly is longer.

Further, the air outlet component can be arranged outside the integrated kitchen air conditioner and is communicated with a heat exchange air duct on the heating side of the integrated kitchen air conditioner, and the motor cannot be overheated and damaged in the using process.

The motor of this scheme is difficult to appear overheated damage or the damage scheduling problem of wetting, can effectively prolong the life of air-out subassembly.

Drawings

FIG. 1 is a schematic diagram of a front view of an air outlet assembly according to some embodiments;

FIG. 2 is a schematic cross-sectional view of a front view of the air outlet assembly of FIG. 1;

FIG. 3 is an exploded view of the air outlet assembly of FIG. 1;

fig. 4 is a schematic view of a partial cross-sectional structure of an air conditioner according to some embodiments.

In the drawings, the list of components represented by the various numbers is as follows:

100 main body, 110 accommodation chamber, 121 first air duct section, 122 annular air duct section, 123 third air duct section, 130 inlet channel, 140 outlet channel, 150 first cover, 151 first connecting mouth, 152 guide vane, 153 accommodation groove, 154 installing column, 160 second cover, 161 second connecting mouth, 170 inner cover, 210 motor, 220 impeller, 230 nut, 240 shock pad, 300 main body, 310 baffle, 320 water pan, 330 evaporator, 331 sideboard, 340 condenser, 350 compressor, 360 water-fetching mechanism, 370 electric control box, 371 heat dissipation channel, 381 heat exchange air channel of cooling side, 382 heat exchange air channel of heating side, 400 second air outlet component, 500 air outlet component, 600 wall body, 700 connecting pipeline, 800 hoisting part, 900 connecting pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; "coupled" may be directly connected or indirectly connected through intervening media, and may be in the internal communication of two elements or in the interaction of two elements, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The air outlet assembly according to the embodiment of the present utility model, as shown in fig. 1 to 3, includes: the main body 100, the inside of the main body 100 has a containing cavity 110, an air duct, an air inlet channel 130 and an air outlet channel 140, the inlet of the air inlet channel 130 is communicated with the outside of the main body 100, the outlet is communicated with the containing cavity 110, and the inlet of the air outlet channel 140 is communicated with the containing cavity 110; the fan is provided with a motor 210 and an impeller 220, the motor 210 is arranged in the accommodating cavity 110, a rotating shaft of the motor 210 penetrates through the cavity wall of the accommodating cavity 110 and extends into the air duct, and the impeller 220 is positioned in the air duct and is in transmission connection with the rotating shaft; and the connecting pipe 900, the inlet of the connecting pipe 900 is communicated with the outlet of the air outlet channel 140, the outlet of the connecting pipe 900 is communicated with an air channel, the heat dissipation air channel comprises an air inlet channel 130, a containing cavity 110, the air outlet channel 140 and the connecting pipe 900, and the heat dissipation air channel is arranged to form an air flow which flows from the outside of the main body 100 to the air channel sequentially through the air inlet channel 130, the containing cavity 110, the air outlet channel 140 and the connecting pipe 900.

The air outlet assembly, the motor 210 drives the impeller 220 to rotate, so that flowing air beams are formed in the air duct, the cavity wall of the accommodating cavity 110 isolates the body of the motor 210 from the air beams in the air duct, and the body of the motor 210 is prevented from being in direct contact with the air beams in the air duct to be wetted or overheated; in addition, the heat dissipation air channel is internally provided with air flow flowing from the outside of the main body 100 to the air channel sequentially through the air inlet channel 130, the accommodating cavity 110, the air outlet channel 140 and the connecting pipe 900, and the air outside the main body 100 is used for continuously dissipating heat and cooling the body of the motor 210 so as to avoid overhigh temperature of the motor 210; therefore, the service life of the air outlet assembly is longer.

Wherein, this air-out subassembly can install outside integral type kitchen air conditioner, with the heat transfer wind channel intercommunication of the heating side of integral type kitchen air conditioner, motor 210 can not appear overheated problem of damaging in the use.

In some examples, as shown in fig. 2 and 3, the air duct includes a first air duct section 121 and a second air duct section, the second air duct section being an annular air duct section 122, the receiving cavity 110 being located inside the annular air duct section 122, the impeller 220 being located within the first air duct section 121. The fan operates and a wind beam flowing from one of the first wind channel section 121 and the annular wind channel section 122 to the other of the first wind channel section 121 and the annular wind channel section 122 is formed in the wind channel. The fan may be operated, and a wind beam flowing from the first wind channel section 121 to the annular wind channel section 122 is formed in the wind channel; alternatively, the fan may be operated, and a wind beam flowing from the annular wind channel section 122 to the first wind channel section 121 is formed in the wind channel; the foregoing may all achieve the purpose of the present application, and the spirit of the present application is not departing from the design concept of the present utility model, and the disclosure is not repeated herein, and all the purpose should be within the protection scope of the present application.

In some examples, as shown in fig. 2, both the inlet channel 130 and the outlet channel 140 are located within the annular duct section 122, a connecting tube 900 is located outside of the main body 100, and an outlet of the connecting tube 900 communicates with the first duct section 121. The number of intake passages 130 may be one or more; the number of the air outlet channels 140 may be one or more, and the connection pipes 900 are arranged in one-to-one correspondence with the air outlet channels 140; the purpose of the present application can be achieved by reasonably selecting the materials according to the needs of the person skilled in the art, and the purposes of the present application are not departing from the design concept of the present utility model, and the present application shall not be repeated herein.

In some examples, as shown in fig. 2 and 3, the outer side surface of the annular air duct section 122 is convexly provided with a first connecting nozzle 151, the outlet of the air outlet channel 140 is communicated with the first connecting nozzle 151, the inlet of the connecting pipe 900 is connected with the first connecting nozzle 151, the outer side surface of the first air duct section 121 is convexly provided with a second connecting nozzle 161, the second connecting nozzle 161 is communicated with the first air duct section 121, the outlet of the connecting pipe 900 is connected with the second connecting nozzle 161, and the heat dissipation air duct further comprises the first connecting nozzle 151 and the second connecting nozzle 161.

In some examples, as shown in fig. 2, the second connection nozzle 161 is located at a side of the impeller 220 facing away from the accommodating chamber 110, the blower is configured to form a wind beam blown from the first wind channel section 121 toward the annular wind channel section 122, and the heat dissipation wind channel is configured to form an air flow flowing from the outside of the main body 100 toward the first wind channel section 121 through the air inlet channel 130, the accommodating chamber 110, the air outlet channel 140, and the connection pipe 900 in order based on the operation of the blower.

The fan operates, form in the wind channel from first wind channel section 121 to the wind beam that annular wind channel section 122 was blown, first connecting mouth 151 carries out negative pressure suction to the inside of heat dissipation wind channel under the wind beam effect for hold the air in the chamber 110 and flow to first wind channel section 121 from the air outlet channel through connecting pipe 900, the outside air of main part 100 then mends from inlet channel 130 and holds in the chamber 110, realizes carrying out continuous heat dissipation cooling to the fuselage of motor 210 through the outside air of main part 100, avoids the high temperature of motor 210.

Of course, it is also possible that the heat dissipation air duct is provided with an air supply mechanism, and the air supply mechanism runs, so that the heat dissipation air duct forms an air flow flowing from the outside of the main body 100 to the first air duct section 121 sequentially through the air inlet channel 130, the accommodating cavity 110, the air outlet channel 140 and the connecting pipe 900, so as to realize continuous heat dissipation and cooling of the body of the motor 210 by the air outside the main body 100, avoid the overhigh temperature of the motor 210, and achieve the purpose of the application.

In some examples, as shown in fig. 2 and 3, the annular duct section 122 is provided with vanes 180, the vanes 180 being configured to retard and boost the wind bundle passing through the annular duct section 122, resulting in a high static pressure of Wen Fengshu, which is Wen Fengshu that can be discharged to the outside more rapidly.

As shown in fig. 2 and 3, the guide vanes 1520 include a plurality of guide vanes 152 uniformly distributed in the circumferential direction of the annular air duct. The number of the plurality of guide vanes 152 may be 10-15, so that the air outlet effect of the air duct and the heat dissipation effect of the motor 210 are both good.

In some examples, as shown in fig. 2 and 3, the body 100 includes: a first cover 150, the first cover 150 being provided with an inlet channel 130, an outlet channel 140, an annular air duct section 122 and a receiving groove 153, the receiving groove 153 being located inside the annular air duct section 122; an inner cover 170 provided with a shaft hole, wherein the inner cover 170 is covered at the notch of the accommodating groove 153 and surrounds the accommodating groove 153 to form an accommodating cavity 110, the accommodating groove 153 is internally provided with a mounting column 154, and the motor 210 is mounted on the mounting column 154 through a shock pad 240; and a second cover 160 provided with a first air duct section 121, the second cover 160 being connected with the first cover 150, a rotation shaft of the motor 210 extending into the first air duct section 121 through the shaft hole, and the impeller 220 being fixed to the rotation shaft of the motor 210 by a nut 230. The main body 100 of this embodiment has a simple structure and is relatively easy to manufacture.

In some examples, as shown in fig. 2, the air duct further includes a third air duct section 123, the third air duct section 123 is located on a side of the annular air duct section 122 that is remote from the first air duct section 121, and the first air duct section 121 and the third air duct section 123 are both cylindrical air duct sections. The air outlet assembly is applied to an integrated kitchen air conditioner, a fan runs, and an air beam sequentially passes through a heat exchange air duct on the heating side, a first air duct section 121, an annular air duct section 122 and a third air duct section 123 and then is discharged to the outside. Wherein the third air duct section 123 is located at an end of the first cover 150 away from the second cover 160, and an inner diameter of the third air duct section 123 gradually decreases from an end adjacent to the annular air duct section 122 to an end far from the annular air duct section 122. Moreover, the inner diameter of the first duct section 121 gradually decreases from an end adjacent to the annular duct section 122 to an end distant from the annular duct section 122.

In some examples, as shown in fig. 2 and 3, the fan is a diagonal flow fan and the impeller 220 of the diagonal flow fan is a three-way impeller. The diagonal flow fan has the advantages of large air output, low noise, low acquisition cost and the like.

In some examples, the gap between the peripheral wall of the first air channel section 121 and the blades of the impeller 220 is 3mm to 5mm, so that the impeller 220 not only has a good blowing effect, but also does not collide with the peripheral wall of the first air channel section 121 (i.e., the second cover 160).

In some examples, the heat-resistant temperature of the main body 100 is not less than 80 ℃, so that the main body 100 can be suitable for an integrated air conditioner using carbon dioxide as a refrigerant, and an air outlet of a heat exchange air duct of a heating side of the integrated air conditioner is communicated with the outside through the main body 100, so that high-temperature air discharged from the heat exchange air duct of the heating side is ensured not to damage the main body 100 when discharged to the outside through the main body 100.

The air conditioner according to the embodiment of the present utility model, as shown in fig. 4, includes a main body 300 and the air outlet assembly according to any of the above embodiments, where the air outlet assembly is located outside the main body 300 and assembled with the main body 300.

The air conditioner has all the points of the air outlet assembly provided in any one of the embodiments, and is not described herein.

Wherein, as shown in fig. 4, the air conditioner is provided as an integrated kitchen air conditioner. The body 300 is internally provided with a baffle 310 and a water pan 320, the interior of the body 300 is divided into a heat exchange air duct 381 on the cooling side and a heat exchange air duct 382 on the heating side by the baffle 310, one part of the water pan 320 is positioned in the heat exchange air duct 381 on the cooling side, and the other part is positioned in the heat exchange air duct 382 on the heating side. The heat exchange air duct 381 on the refrigeration side is connected with a second air outlet assembly 400; the heat exchange air duct 382 on the heating side is connected with the air outlet assembly 500 provided by the application. An evaporator 330 is provided in the heat exchanging air passage 381 on the cooling side. The condenser 340, the compressor 350 and the water pumping mechanism 360 are arranged in the heat exchange air duct 382 on the heating side, the evaporator 330, the condenser 340 and the water pumping mechanism 360 are all arranged on the water receiving tray 320, and the water pumping mechanism 360 is positioned on one side of the condenser 340. The liquid water condensed by the evaporator 330 flows to the heat exchange air duct 382 on the heating side along the water receiving disc 320, and the liquid water is whipped to the condenser 340 by the water whipping mechanism 360, so that the condenser 340 is cooled, and the purposes of improving the performance of the whole machine and consuming the liquid water are achieved. The electric control box 370 is located outside the body 300 and fixed on the outer side surface of the heat exchange air duct 382 on the heating side, a heat dissipation channel 371 is formed inside the electric control box 370, an inlet of the heat dissipation channel 371 is communicated with the outer side of the body 300, and an outlet of the heat dissipation channel 371 is communicated with the heat exchange air duct 382 on the heating side. In the blowing process, the air beam in the heat exchange air duct 382 on the heating side can make the outlet of the heat dissipation channel 371 form negative pressure, so that air outside the body 300 can flow into the heat exchange air duct 382 on the heating side through the heat dissipation channel 371, heat in the electric control box 370 is taken away, and heat dissipation and temperature reduction of the electric control box 370 are realized. After the air flow flowing out through the outlet of the heat dissipation channel 371 is mixed with the air beam blown in the heat exchange air duct 382 on the heating side, the air flow is discharged to the outside from the air outlet assembly 500 communicated with the heat exchange air duct on the heating side.

In some examples, the body 300 is sized to be 640 mm 225mm for kitchen afterloading, and the body 300 can be mounted on a kitchen ceiling by simply removing three aluminous gusset plates in succession in the kitchen ceiling.

Wherein, reference numeral 331 is a side plate of the evaporator 330, reference numeral 600 is a wall, reference numeral 700 is a connecting pipeline, and reference numeral 800 is a hanging part.

In summary, according to the technical scheme provided by the embodiment of the utility model, the motor drives the impeller to rotate, so that flowing air beams are formed in the air duct, the cavity wall of the accommodating cavity separates the machine body of the motor from the air beams in the air duct, and the machine body of the motor is prevented from being in direct contact with the air beams in the air duct to be wetted or overheated; in addition, air flow flowing from the outside of the main body to the air channel sequentially through the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe is formed in the heat dissipation air channel, and the air outside the main body is used for continuously dissipating heat and cooling the machine body of the motor so as to avoid overhigh temperature of the motor; therefore, the service life of the air outlet assembly is longer.

Further, the air outlet component can be arranged outside the integrated kitchen air conditioner and is communicated with a heat exchange air duct on the heating side of the integrated kitchen air conditioner, and the motor cannot be overheated and damaged in the using process.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. An air outlet assembly, comprising:

the main body is internally provided with a containing cavity, an air duct, an air inlet channel and an air outlet channel, wherein the inlet of the air inlet channel is communicated with the outside of the main body, the outlet of the air inlet channel is communicated with the containing cavity, and the inlet of the air outlet channel is communicated with the containing cavity;

the fan is provided with a motor and an impeller, the motor is arranged in the accommodating cavity, a rotating shaft of the motor penetrates through the cavity wall of the accommodating cavity and extends into the air duct, and the impeller is positioned in the air duct and is in transmission connection with the rotating shaft; and

the inlet of the connecting pipe is communicated with the outlet of the air outlet channel, the outlet of the connecting pipe is communicated with the air channel, the heat dissipation air channel comprises the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe, and the heat dissipation air channel is arranged so that air flow flowing from the outside of the main body to the air channel sequentially passes through the air inlet channel, the accommodating cavity, the air outlet channel and the connecting pipe can be formed.

2. The air outlet assembly of claim 1, wherein the air duct comprises a first air duct section and a second air duct section, the second air duct section being an annular air duct section, the receiving cavity being located inside the annular air duct section, the impeller being located within the first air duct section.

3. The air outlet assembly of claim 2, wherein the air inlet channel and the air outlet channel are both located in the annular air duct section, the connecting tube is located on the outer side of the main body, and an outlet of the connecting tube is communicated with the first air duct section.

4. The air outlet assembly according to claim 3, wherein a first connecting nozzle is convexly arranged on the outer side surface of the annular air duct section, the outlet of the air outlet channel is communicated with the first connecting nozzle, the inlet of the connecting pipe is connected with the first connecting nozzle, a second connecting nozzle is convexly arranged on the outer side surface of the first air duct section, the second connecting nozzle is communicated with the first air duct section, the outlet of the connecting pipe is connected with the second connecting nozzle, and the heat dissipation air duct further comprises the first connecting nozzle and the second connecting nozzle.

5. The air outlet assembly of claim 4, wherein the second connection nozzle is located on a side of the impeller facing away from the receiving chamber, the fan is configured to form an air stream blown from the first air duct section to the annular air duct section, and the heat dissipation air duct is configured to form an air stream flowing from outside the main body to the first air duct section through the air inlet passage, the receiving chamber, the air outlet passage, and the connection pipe in this order based on operation of the fan.

6. The air outlet assembly of claim 2, wherein the annular duct section is provided with vanes arranged to retard and boost the air flow through the annular duct section.

7. The air outlet assembly of any one of claims 2 to 6, wherein the main body includes:

the first cover is provided with the air inlet channel, the air outlet channel, the annular air channel section and a containing groove, and the containing groove is positioned at the inner side of the annular air channel section;

an inner cover provided with a shaft hole, which is arranged at the notch of the accommodating groove and surrounds the accommodating groove to form the accommodating cavity; and

the second cover is provided with the first air channel section and is connected with the first cover, and the rotating shaft of the motor penetrates through the shaft hole and stretches into the first air channel section.

8. The air outlet assembly of any one of claims 2 to 6, wherein the air duct further comprises a third air duct section, the third air duct section is located on a side of the annular air duct section remote from the first air duct section, and the first air duct section and the third air duct section are both cylindrical air duct sections.

9. The air outlet assembly of any one of claims 1 to 6,

the fan is an inclined flow fan, and the impeller is a three-way flow impeller; and/or

The clearance between the peripheral wall of the air duct and the blades of the impeller is 3 mm-5 mm; and/or

The heat-resistant temperature of the main body is not less than 80 ℃.

10. An air conditioner comprising a body and an air outlet assembly as claimed in any one of claims 1 to 9, the air outlet assembly being located outside the body and assembled with the body.