WO2017206632A1

WO2017206632A1 - Air conditioner

Info

Publication number: WO2017206632A1
Application number: PCT/CN2017/082199
Authority: WO
Inventors: 赖聪; 程春雨; 何振健; 吕千浩; 胡伶超
Original assignee: 珠海格力电器股份有限公司
Priority date: 2016-06-01
Filing date: 2017-04-27
Publication date: 2017-12-07
Also published as: CN106091319A

Abstract

Provided is an air conditioner, comprising: a housing comprising a first air outlet (11); an air duct assembly (20) disposed within the housing, the air duct assembly (20) comprising a first volute portion (21) and a second volute portion (22) that are isolated from each other, the first volute portion (21) having a second air outlet (211), the second volute portion (22) having a third air outlet (221), the second air outlet (211) having the same air outlet direction as that of the third air outlet (221), the second air outlet (211) and the third air outlet (221) being offset in an air inlet direction, and both the second air outlet (211) and the third air outlet (221) being connected to the first air outlet (11); and a wind guide structure (30) disposed within the housing and located below the first air outlet (11), the wind guide structure (30) being arranged opposite to the third outlet (221), the wind guide structure (30) having a wind guide surface (31), wherein air from the third air outlet (221) is guided by the wind guide structure (30) and converges with air from the second outlet (211). The invention resolves a problem in which an air direction from an upper outlet of an air conditioner is excessively directed upwards.

Description

Air conditioner

Technical field

The present invention relates to the field of refrigeration equipment technology, and in particular to an air conditioner.

Background technique

In the field of air conditioning, in order to realize the function of "cooling up and out of the air, heating out under the air" of the air conditioner, in the prior art, the air duct of the air conditioner is formed by longitudinally arranging three centrifugal fans. Among them, the middle and upper centrifugal fan supplies air to the upper air outlet, and in order to ensure that the intermediate fan has a separate air outlet space, the upper and middle centrifugal fan air outlets are staggered. The above air conditioner has the following problems:

The upper fan blows off the wind, so the wind from the upper fan can flow against the wall. The airflow is naturally transitioned by the change of the wall direction, so that the wind can be blown horizontally. Because the air passages of the upper and middle fans are staggered, the middle fan is out of the wind. At the same time, the original fan's original air outlet direction is upward, and there is no diversion structure before the air outlet air deflector. The air outlet deflector cannot completely adjust the air outlet direction of the air blower, so that the wind direction of the middle fan is biased upward. The direction of the air outlet of the middle fan is such that the air outlet of the air conditioner is biased upwards, which affects the comfort of the wind.

Summary of the invention

The main object of the present invention is to provide an air conditioner to solve the problem that the air outlet of the air conditioner of the prior art is biased upward.

In order to achieve the above object, the present invention provides an air conditioner comprising: a housing including a first air outlet; a duct assembly disposed in the housing, the air duct assembly including the first volute portion and the first isolation a second volute portion, the first volute portion has a second air outlet, the second volute portion has a third air outlet, the second air outlet and the third air outlet have the same air outlet direction, and the second air outlet and the third air outlet The air outlet is dislocated in the air inlet direction, and the second air outlet and the third air outlet are both connected to the first air outlet; the air guiding structure is disposed in the housing and located below the first air outlet, and the air guiding structure and the third Corresponding to the air outlet, the air guiding structure has a wind guiding surface, and the air outlet of the third air outlet is converge with the air outlet of the second air outlet through the guiding of the air guiding structure.

Further, in the air inlet direction, the distance from the third air outlet to the first air outlet is smaller than the distance from the second air outlet to the first air outlet.

Further, the wind guiding surface is formed on a surface of the air guiding structure toward the inside of the housing.

Further, the housing comprises a housing body and an air outlet structure disposed on the housing body, the first air outlet is disposed on the air outlet structure, the air guiding structure is disposed in the air outlet structure, and the air outlet structure comprises: a cylinder portion The lower end of the barrel portion is connected to the upper end of the housing body, the first air outlet is formed on the side wall of the barrel portion, the air guiding structure is disposed in the barrel portion, and the top plate is connected to the upper end of the barrel portion.

Further, the air guiding structure is a plate-like structure, and both ends of the air guiding structure are connected to the inner wall side wall of the cylindrical portion.

Further, the upper end of the air guiding structure has a recess.

Further, a sweeping blade is disposed at the first air outlet.

Further, the wind guiding surface is a curved surface.

Further, the air duct assembly further includes: a flow guiding structure disposed on the bottom wall of the air passage of the second volute portion and located outside the second volute portion, and the flow guiding structure and the third air outlet are correspondingly disposed.

Further, the flow guiding structure has an opening, the opening being disposed toward the first volute portion.

Further, the first volute portion is coupled above the second volute portion.

Further, the air duct assembly further includes: a third volute portion connected below the second volute portion, the third volute portion being separated from the first volute portion and the second volute portion, and the third volute portion There is a fourth air outlet, and the air outlet direction of the fourth air outlet is opposite to the second air outlet and the third air outlet.

Further, the air duct bottom wall of the first volute portion, the air duct bottom wall of the second volute portion, and the air duct bottom wall of the third volute portion are all located in the same plane.

Further, the duct bottom wall of the first volute portion, the duct bottom wall of the second volute portion, and the duct bottom wall of the third volute portion are integrally formed.

According to the technical solution of the present invention, an air guiding structure is disposed in the housing. The airflow blown from the third air outlet passes through the air guiding structure and merges with the airflow blown from the second air outlet. Therefore, the airflow blown from the third air outlet can be firstly transitioned through the wall facing direction in the casing, and finally the horizontal airflow is realized to prevent the airflow direction of the airflow blown from the third air outlet from being biased upward. Therefore, the technical solution of the present invention solves the problem that the air outlet of the air conditioner of the prior art is biased upward.

DRAWINGS

The accompanying drawings, which are incorporated in the claims of the claims In the drawing:

Figure 1 is a schematic view showing the structure of an embodiment of an air conditioner according to the present invention;

2 is a schematic view showing the cooperation of the air duct assembly and the air guiding structure of the air conditioner of FIG. 1;

Figure 3 is a schematic view showing the structure of the air guiding structure of the air conditioner of Figure 1;

Figure 4 is a right side view showing the wind guiding structure of Figure 3;

Figure 5 is a top plan view showing the wind guiding structure of Figure 3;

Figure 6 is a front elevational view showing the air duct assembly of the air conditioner of Figure 1.

Wherein, the above figures include the following reference numerals:

10, the air outlet structure; 11, the first air outlet; 12, the cylinder portion; 13, the top plate; 20, the air duct assembly; 21, the first volute portion; 211, the second air outlet; 22, the second volute Department; 221, the third air outlet; 23, the third volute; 231, the fourth air outlet; 30, the wind guiding structure; 31, the wind guiding surface; 40, the sweeping blade; 50, the diversion structure; Opening.

detailed description

It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict. The invention will be described in detail below with reference to the drawings in conjunction with the embodiments.

The technical solutions in the embodiments of the present application are clearly and completely described in the following with reference to the drawings in the embodiments of the present application. It is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of the at least one exemplary embodiment is merely illustrative and is in no way All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present application without departing from the inventive scope are the scope of the present application.

It is to be noted that the terminology used herein is for the purpose of describing particular embodiments, and is not intended to limit the exemplary embodiments. As used herein, the singular " " " " " " There are features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments are not intended to limit the scope of the application, unless otherwise specified. In the meantime, it should be understood that the dimensions of the various parts shown in the drawings are not drawn in the actual scale relationship for the convenience of the description. Techniques, methods and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods and apparatus should be considered as part of the authorization specification. In all of the examples shown and discussed herein, any specific values are to be construed as illustrative only and not as a limitation. Accordingly, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters indicate similar items in the following figures, and therefore, once an item is defined in one figure, it is not required to be further discussed in the subsequent figures.

In the description of the present application, it is to be understood that orientations such as "front, back, up, down, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" and the like are indicated. Or the positional relationship is generally based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description of the present application and the simplified description, which are not intended to indicate or imply the indicated device or component. It must be constructed and operated in a specific orientation or in a specific orientation, and thus is not to be construed as limiting the scope of the application; the orientations "inside and outside" refer to the inside and outside of the contour of the components themselves.

For convenience of description, spatially relative terms such as "above", "above", "on top", "above", etc., may be used herein to describe as in the drawings. The spatial positional relationship of one device or feature to other devices or features. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation of the device described. For example, if the device in the figures is inverted, the device described as "above other devices or configurations" or "above other devices or configurations" will be positioned "below other devices or configurations" or "at Under other devices or configurations." Thus, the exemplary term "above" can include "above" and "in". Below the "two orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations) and the corresponding description of the space used here is interpreted accordingly.

In addition, it should be noted that the use of the words "first", "second", etc. to limit the components is only to facilitate the distinction between the corresponding components, if not stated otherwise, the above words have no special meaning, so can not understand Limitations on the scope of protection of this application.

As shown in FIGS. 1 and 2, the air conditioner of the present embodiment includes a housing and a duct assembly 20 and an air guiding structure 30. Wherein, the housing includes a first air outlet 11 , and the air duct assembly 20 is disposed in the housing. The air duct assembly 20 includes a first volute portion 21 and a second volute portion 22 that are isolated from each other. The first volute portion 21 has a second air outlet 211, the second volute portion 22 has a third air outlet 221, the second air outlet 211 and the third air outlet 221 have the same air outlet direction, and the second air outlet 211 and The third air outlet 221 is dislocated in the air inlet direction, and the second air outlet 211 and the third air outlet 221 are both in communication with the first air outlet 11 . The air guiding structure 30 is disposed in the casing and located below the first air outlet 11, the air guiding structure 30 is disposed corresponding to the third air outlet 221, and the air guiding structure 30 has a wind guiding surface 31, and the airflow is blown from the third air outlet 221 After being guided by the air guiding structure 30, the airflow blown from the second air outlet 211 is concentrated.

With the technical solution of the embodiment, the air guiding structure 30 is disposed in the housing. The airflow blown from the third air outlet 221 passes through the air guiding structure 30 and merges with the airflow blown from the second air outlet 211. Therefore, the airflow blown from the third air outlet 221 can be firstly transitioned through the wall facing direction in the casing, and finally the horizontal airflow is realized to prevent the airflow direction of the airflow blown from the third air outlet 221 from being biased upward. Therefore, the technical solution of the embodiment solves the problem that the air outlet direction of the upper air outlet of the air conditioner in the prior art is biased.

Specifically, the wind guiding surface 31 may be a sloped surface or a curved surface, and specifically may be determined according to actual work needs. When the airflow blown from the third air outlet 221 flows into the air guiding structure 30, the airflow flows against the wind guiding surface 31 under the influence of the Coanda effect, and finally changes the wind direction. Therefore, the upper end of the wind guiding surface 31 should be disposed toward the position of the second air outlet 211. In the present embodiment, the wind guiding surface 31 is inclined, and the wind guiding surface 31 is deflected from the third air outlet 221 to the second air outlet 211 in the right lower direction.

As shown in FIG. 2 , in the technical solution of the embodiment, the distance from the third air outlet 221 to the first air outlet 11 is smaller than the distance from the second air outlet 211 to the first air outlet 11 in the air inlet direction. The above configuration makes the airflow blown from the third air outlet 221 closer to the first air outlet 11 which is closer to the airflow blown from the second air outlet 211. Through the wind guiding effect of the wind guiding structure 30. The airflow blown from the third air outlet 221 is guided to the inside of the casing and merges with the airflow blown from the second air outlet 211 before being discharged from the first air outlet 11. After the airflow merges, it is guided through the wall in the casing to enable the wind direction to change from upward to forward. Then, through the sweeping blades, horizontal or downward air is achieved.

As shown in FIGS. 3 to 5, in the embodiment of the present embodiment, the wind guiding surface 31 is formed on the surface of the air guiding structure 30 toward the inside of the casing. Specifically, the upper end and the lower end of the air guiding structure 30 are both open ends, and the air guiding surface 31 is located on the inner side wall of the air guiding structure 30. The lower end of the air guiding structure 30 is disposed corresponding to the third air outlet 221, and the upper end opening of the air guiding structure 30 is disposed toward the second air outlet 211.

As shown in FIG. 1 , in the technical solution of the embodiment, the housing includes a housing body and an air outlet structure 10 disposed on the housing body, and the first air outlet 11 is disposed on the air outlet structure 10 , and the air guiding structure 30 is disposed within the air outlet structure 10. Out of the wind The structure 10 includes a barrel portion 12 and a top plate 13. The lower end of the barrel portion 12 is connected to the upper end of the housing body, the first air outlet 11 is formed on the side wall of the barrel portion 12, and the air guiding structure 30 is disposed at the barrel portion. 12 inside. The top plate 13 is connected to the upper end of the cylindrical portion 12. Specifically, the air outlet structure 10 is a cap-like structure, and the second air outlet 211 and the third air outlet 221 are both in communication with the inside of the air outlet structure 10. The first air outlet 11 is disposed on the side wall of the air outlet structure 10, and the airflow blown from the second air outlet 211 is horizontally guided by the inner wall surface of the air outlet structure 10, and finally blown out from the first air outlet 11. After the air from the third air outlet 221 is guided by the air guiding structure 30 and merged with the air from the second air outlet 211, the air is also horizontally guided through the inner wall surface of the air outlet structure 10 .

As shown in FIG. 2 and FIG. 3 to FIG. 5, in the technical solution of the present embodiment, the air guiding structure 30 is a plate-like structure, and both ends of the air guiding structure 30 are connected to the inner wall side wall of the cylindrical portion 12. Specifically, the above structure can cause all of the air from the third air outlet 221 to be guided through the air guiding structure 30.

As shown in FIG. 3, in the technical solution of the embodiment, the upper end of the air guiding structure 30 has a recessed portion. After the above structure, the upper end of the air guiding structure 30 is formed to have a high height at both ends and a low intermediate portion. In this embodiment, the outer surface of the air guiding structure 30 is an arc-shaped structure in the circumferential direction. At the same time, in the vertical direction, the wind guiding structure 30 is a curved surface. The above structure allows the air guiding structure 30 to gradually contract from the bottom. In order to prevent the upper end opening of the air guiding structure 30 from being too narrow, the upper end of the air guiding structure 30 has a recessed portion. The recessed portion can enlarge the opening area of the air guiding structure 30, so that the airflow can smoothly flow out from the air guiding structure 30.

As shown in FIG. 1 , in the technical solution of the embodiment, the first air outlet 11 is provided with a sweeping blade 40 . When the air outlets of the second air outlet 211 and the third air outlet 221 pass through the first air outlet 11, the wind, the middle air, or the lower air can be selected by the angle of the wind sweeping blade 40.

As shown in FIG. 2 to FIG. 5, in the technical solution of the embodiment, the air guiding surface 31 is a curved surface, thereby making the airflow flow more stable. Of course, the wind guiding surface 31 can also be selected as a slope. The specific form of the air guiding surface 31 can be determined according to actual work needs.

As shown in FIG. 2 and FIG. 6, in the technical solution of the present embodiment, the first volute portion 21 is connected above the second volute portion 22. The air duct assembly further includes a flow guiding structure 50 disposed on the bottom wall of the air duct of the second volute portion 22 and located outside the second volute portion 22, and the flow guiding structure 50 and the third air outlet 221 correspond to each other. Settings. The flow guiding structure 50 has an opening 51 that is disposed toward the first volute portion 21. Specifically, the first volute portion 21 is coupled above the second volute portion 22 while the second vent 211 of the first volute portion 21 is vertically upward. The third air outlet 221 of the second volute portion 22 is disposed on the air passage bottom wall of the second volute portion 22. One end of the flow guiding structure 50 communicates with the third air outlet 221, and the other end forms an opening 51 and is located outside the air duct assembly 20. At the same time, the opening direction of the opening 51 is upward, that is, the opening direction of the opening 51 and the second air outlet 211 are out. The wind direction is the same. The above structure causes the air outlets of the first volute portion 21 and the second volute portion 22 to "same in the same direction", that is, the wind directions of the first volute portion 21 and the second volute portion 22 are both upward, but at the edge In the air inlet direction, the air blowing directions of the first volute portion 21 and the second volute portion 22 are displaced. The above structure makes the first volute portion 21 and the second volute portion 22 compact, can reduce the volume of the duct assembly 20, and can also prevent the first volute portion 21 and the second volute portion 22 from entering each other. put one's oar in.

As shown in FIG. 6, in the technical solution of the embodiment, the air duct assembly further includes a third volute portion 23. The third volute portion 23 is connected below the second volute portion 22, the third volute portion 23 is isolated from the first volute portion 21 and the second volute portion 22, and the third volute portion 23 has a fourth out The tuyere 231, the air outlet direction of the fourth air outlet 231, and the second air outlet 211 and the third outlet The tuyere 221 is opposite. Specifically, the above-mentioned air duct assembly can realize a special air blowing mode. Specifically, when the air conditioner heats up, the third volute portion 23 works to realize the lower air blowing. When the air conditioner is cooled, the first volute portion 21 and the second volute portion 22 operate to achieve an upper air blow. The above-described air outlet method is more comfortable, and at the same time, the number of operations of the first volute portion 21 and the second volute portion 22 can be selected to determine the wind strength.

As shown in FIG. 1 and FIG. 2, in the technical solution of the present embodiment, the wind tunnel bottom wall of the first volute portion 21, the air passage bottom wall of the second volute portion 22, and the wind of the third volute portion 23 are shown. The bottom walls of the road are all in the same plane. The above structure makes the structure of the air duct assembly 20 more compact, which is advantageous for space optimization in the air conditioner housing.

As shown in FIG. 1 and FIG. 2 and FIG. 6, in the technical solution of the embodiment, the air passage bottom wall of the first volute portion 21, the air passage bottom wall of the second volute portion 22, and the third volute portion The bottom wall of the air duct of 23 is an integral structure. The above structure facilitates the process of forming the first volute portion 21, the second volute portion 22, and the third volute portion 23, and the air passage structures of the three volute portions can be formed together by one mold.

This application achieves the following effects:

The air guiding mechanism has an inward arc so that the air blown by the middle fan reaches the air guiding mechanism, and the flow direction is adjusted in a transitional manner, and at the same time, due to the action of the suction in the same direction of the fluid flow, the air blower direction of the upper fan is assisted. The effect of the inner diversion flow, together with the upper fan air outlet, enters the diffuser section of the upper centrifugal fan outlet and is blown forward from the vertical upward to the plane under the influence of the avoidance effect. Subsequent use of the air outlet air deflector to achieve oblique upward air, horizontal air or oblique downward air as required. The special curvature and structure of this diversion structure can work with the guide vanes of the head. When the wind guide vanes down to the bottom, it just fits with this flow guiding structure to achieve a smoother airflow organization.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

An air conditioner, characterized in that the air conditioner comprises:

a housing, including a first air outlet (11);

a duct assembly (20) disposed within the housing, the duct assembly (20) including a first volute portion (21) and a second volute portion (22) isolated from each other, the first volute The portion (21) has a second air outlet (211), the second volute portion (22) has a third air outlet (221), the second air outlet (211) and the third air outlet (221) The air outlet direction is the same, and the second air outlet (211) and the third air outlet (221) are dislocated in the air inlet direction, the second air outlet (211) and the third outlet The tuyere (221) is connected to the first air outlet (11);

a wind guiding structure (30) disposed in the housing and located below the first air outlet (11), wherein the air guiding structure (30) is disposed corresponding to the third air outlet (221), The air guiding structure (30) has a wind guiding surface (31), and the air outlet of the third air outlet (221) passes through the guiding of the air guiding structure (30) and the second air outlet (211) Wind gathers.
The air conditioner according to claim 1, wherein a distance from the third air outlet (221) to the first air outlet (11) is smaller than the second air outlet in the air inlet direction (211) the distance to the first air outlet (11).
The air conditioner according to claim 1, wherein the wind guiding surface (31) is formed on a surface of the air guiding structure (30) facing the inside of the casing.
The air conditioner according to claim 1 or 3, wherein the housing comprises a housing body and an air outlet structure (10) disposed on the housing body, the first air outlet (11) Provided on the air outlet structure (10), the air guiding structure (30) is disposed in the air outlet structure (10), and the air outlet structure (10) comprises:

a barrel portion (12), a lower end of the barrel portion (12) is connected to an upper end of the housing body, and the first air outlet (11) is formed on a side wall of the barrel portion (12) The air guiding structure (30) is disposed in the barrel portion (12);

A top plate (13) is attached to the upper end of the cylindrical portion (12).
The air conditioner according to claim 4, wherein the air guiding structure (30) is a plate-like structure, and both ends of the air guiding structure (30) are connected to an inner wall side of the cylindrical portion (12) On the wall.
The air conditioner according to claim 5, characterized in that the upper end of the air guiding structure (30) has a recessed portion.
The air conditioner according to claim 1, characterized in that the first air outlet (11) is provided with a sweeping blade (40).
The air conditioner according to claim 1, characterized in that the wind guiding surface (31) is a curved surface.
The air conditioner according to claim 1, wherein the air duct assembly further comprises:

a flow guiding structure (50) disposed on a bottom wall of the air duct of the second volute portion (22) and located in the second volute portion On the outer side of (22), the flow guiding structure (50) and the third air outlet (221) are correspondingly disposed.
The air conditioner according to claim 9, characterized in that the flow guiding structure (50) has an opening (51) which is disposed toward the first volute portion (21).
The air conditioner according to claim 1, wherein the first volute portion (21) is coupled to the second volute portion (22).
The air conditioner according to claim 11, wherein the air duct assembly further comprises:

a third volute portion (23) connected below the second volute portion (22), the third volute portion (23) and the first volute portion (21) and the second portion The volute portion (22) is isolated from each other, and the third volute portion (23) has a fourth air outlet (231), and an air outlet direction of the fourth air outlet (231) and the second air outlet (211) ) is opposite to the third air outlet (221).
The air conditioner according to claim 12, wherein a duct bottom wall of the first volute portion (21), a duct bottom wall of the second volute portion (22), and the third The bottom walls of the volute portion (23) are all located in the same plane.
The air conditioner according to claim 12 or 13, wherein a duct bottom wall of the first volute portion (21), a duct bottom wall of the second volute portion (22), and the The bottom wall of the duct of the third volute portion (23) is an integral structure.