WO2015058470A1

WO2015058470A1 - Air supply mechanism and air conditioner having same

Info

Publication number: WO2015058470A1
Application number: PCT/CN2014/070182
Authority: WO
Inventors: 马超; 陈俊; 王武中; 陈达时
Original assignee: 广东美的制冷设备有限公司
Priority date: 2013-10-23
Filing date: 2014-01-06
Publication date: 2015-04-30

Abstract

Disclosed is an air supply mechanism (1000) and an air conditioner (2000) having the same. The air supply mechanism (1000) comprises at least one wind wheel (200) and a volute assembly, wherein the volute assembly has a plurality of air ducts (1), the at least one wind wheel (200) is positioned in the volute assembly, each wind wheel (200) corresponds to the plurality of air ducts (1), and air outlets of at least two of the plurality of air ducts (1) corresponding to each wind wheel (200) have different air outlet directions.

Description

Air supply mechanism and air conditioner having the same

Technical field

The present invention relates to the field of air conditioning, and in particular to an air blowing mechanism and an air conditioner having the same. Background technique

In the related art, the split-floor air conditioner has a double-flow air duct air supply mode on both sides, and one wind wheel is provided with an air outlet in a single direction. The disadvantage of this air supply mode is that the air conditioner has substantially no front surface. The air is supplied, and the side air supply is only supplied to the upper part of the fuselage. At the same time, the technology of the double-flow belt front air supply function in the related art needs to be realized by adding an auxiliary independent air supply mechanism, which has high cost and various mechanisms, and needs to provide multiple air duct systems and heat exchange systems. Summary of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art.

Accordingly, it is an object of the present invention to provide a blower mechanism which can achieve air supply at different angles and has a simple structure.

Another object of the present invention is to provide an air conditioner having the above air blowing mechanism.

An air blowing mechanism according to an embodiment of the present invention includes: at least one wind wheel; a volute assembly, the volute assembly having a plurality of air ducts, the at least one wind wheel being located in the volute assembly, each of the The wind wheel corresponds to a plurality of air ducts, and an air outlet of at least two of the plurality of air ducts corresponding to each of the plurality of air ducts has a different air outlet direction.

According to the air blowing mechanism of the embodiment of the present invention, since each wind wheel is correspondingly provided with a plurality of air passages, the purpose of air supply at different angles can be realized when each wind wheel rotates, and the independent air supply by means of additional assistance is added. Compared with the method for realizing air supply at different angles, the air blowing mechanism according to the embodiment of the present invention has a simple structure and a low cost.

In addition, the air blowing mechanism according to the present invention has the following additional technical features:

Preferably, the air outlet directions of the air outlets of the plurality of air ducts corresponding to each of the wind wheels are different.

Optionally, the air outlets of the plurality of air ducts corresponding to each of the wind wheels are spaced apart in a vertical direction. In some embodiments of the present invention, the wind wheels are two, and each of the wind wheels corresponds to two air ducts, and air outlets of the two air ducts have different air outlet directions.

Specifically, the volute assembly includes: a body, the front surface of the body is provided with two first through holes spaced apart in the left-right direction, and a second through hole is disposed on the left side wall of the body a third through hole is disposed on the right side wall of the body; a first rear cover, the first rear cover is disposed on a rear surface of the body, and the first rear cover and the body define two a first air passage, wherein the two first air passages are respectively electrically connected to the two first through holes; Two front volutes are respectively disposed in the two first through holes; a second rear cover, the second rear cover is disposed on a rear surface of the body, the second rear cover and the The body defines a second air passage that is electrically connected to the second through hole, and the second rear cover and the body define a third air passage that is electrically connected to the third through hole; The left volute is disposed in the second air duct; the right volute tongue is disposed in the third air duct.

Optionally, the second air channel is located above the first air channel on the left side of the two first air channels, and the third air channel is located at the right side of the two first air channels. Above the wind.

Further, the second air passage is in communication with the first air passage located on the left side of the two first air passages, and the first air passage located on the right side of the third air passage and the two first air ducts The road is connected.

In still other embodiments of the present invention, the wind wheel is one, and two air ducts are disposed in the volute assembly. Specifically, the two air ducts are spaced apart in the volute assembly in an up-and-down direction, and an air outlet of one of the two air ducts is located on a front surface of the volute assembly, The air outlet of the other of the two ducts is located on the side wall of the volute assembly.

An air conditioner according to an embodiment of the present invention includes the air blowing mechanism according to the above embodiment of the present invention.

The additional aspects and advantages of the invention will be set forth in part in the description which follows. DRAWINGS

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from

1 is a perspective view of a blower mechanism according to an embodiment of the present invention;

Figure 2 is a front elevational view of the air blowing mechanism shown in Figure 1;

Figure 3 is a cross-sectional view taken along line A-A of Figure 2;

Figure 4 is a cross-sectional view taken along line B-B of Figure 2;

Figure 5 is a schematic view showing the flow of air when the air blowing mechanism shown in Figure 1 is blown through the second air passage and the third air passage; Figure 6 is a view showing the air blowing mechanism shown in Figure 1 when the air is blown through the two first air passages. FIG. 7 is an exploded perspective view of the air blowing mechanism shown in FIG. 1;

Figure 8 is a schematic view of a blower mechanism according to another embodiment of the present invention, wherein one of the two ducts is in an air outlet state;

Figure 9 is a schematic view of the air blowing mechanism shown in Figure 8, wherein the other of the two air ducts is in an air outlet state; Figure 10 is a schematic view of the air blowing mechanism shown in Figure 8, wherein both air ducts are in Outlet state

Figure 11 is a schematic view of an air conditioner according to an embodiment of the present invention;

Fig. 12 is a schematic view showing the air conditioner shown in Fig. 11 at the same time as the front air outlet and the side air outlet. Reference mark:

Air supply mechanism 1000, wind wheel 200, air duct 1, body 2

a first through hole 20, a second through hole 21, and a third through hole 22,

a first rear cover 3, a first air duct 4, a front volute tongue 5, a second rear cover 6,

Second air duct 7, third air duct 8, left volute tongue 9, right volute tongue 10,

Air conditioner 2000, air outlet 300, heat exchanger 400

The embodiments of the present invention are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the drawings are intended to be illustrative only and not to limit the invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", The orientation or positional relationship of the "top", "bottom", "inside", "outside" and the like is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or component referred to has a particular orientation, is constructed and operated in a particular orientation and is therefore not to be construed as limiting the invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first", "second" may explicitly or implicitly include one or more of the features. Further, in the description of the present invention, "multiple" means two or more unless otherwise stated.

An air blowing mechanism 1000 according to an embodiment of the present invention, which is applied to an air conditioner 2000, wherein the air conditioner 2000 includes a heat exchanger 400 and an outer casing, as shown in FIGS. 11 and 12, will be described below with reference to FIGS. The heat exchanger 400 and the air supply mechanism 1000 are disposed in the outer casing. The outer casing is provided with a return air outlet and an air outlet 300. The air enters the outer casing from the air return opening under the action of the air supply mechanism 1000, and enters into the outer casing. The air is exchanged with the heat exchanger 400 and then discharged from the air outlet 300 by the air blowing mechanism 1000.

As shown in FIGS. 1 to 10, the air blowing mechanism 1000 according to an embodiment of the present invention includes: at least one wind wheel 200 and a volute assembly, the volute assembly having a plurality of air ducts 1, each air duct 1 having an air inlet and Air outlet. At least one wind wheel 200 is located in the volute assembly, and each of the wind wheels 200 is driven to rotate by one motor. Each of the wind wheels 200 corresponds to a plurality of air ducts 1, and at least one of the plurality of air ducts 1 corresponding to each of the wind wheels 200 The air outlets of the two air ducts 1 have different air outlet directions. That is to say, the air outlets of the plurality of air ducts 1 corresponding to each of the wind turbines 200 may be different, and the air outlet direction of the air outlets of the air ducts 1 may be the same, and the air outlet direction of the air outlets of the other air ducts 1 may be the same. different. It is to be understood that when the air outlets of the air outlets of the corresponding air ducts 1 of each wind wheel 200 have the same air outlet direction, the air outlets of the air ducts 1 are spaced apart in the up and down direction, and each wind wheel 200 corresponds to each other. In another part of the air duct 1 where the air outlets have different air outlet directions, the air outlets of the other air ducts 1 may be spaced apart in the up and down direction, or may be located on the same plane to achieve large-area air supply.

Specifically, each wind wheel 200 corresponds to a plurality of air ducts 1. When each wind wheel 200 rotates, air can enter the plurality of air ducts 1 at the same time and is discharged from the air outlets of the plurality of air ducts 1 at this time. Since the air outlets of the air outlets of at least two of the plurality of air ducts 1 corresponding to each of the wind turbines 1 are different, air blowing at different angles can be realized.

According to the air blowing mechanism 1000 of the embodiment of the present invention, since each of the wind wheels 200 is correspondingly provided with a plurality of air ducts 1, each of the wind wheels 200 can realize the purpose of supplying air at different angles when rotating, and the conventional The air blowing mechanism 1000 according to the embodiment of the present invention has a simple structure and a low cost as compared with the method of independently supplying the air blowing mechanism to realize air blowing at different angles.

In some embodiments of the present invention, the air outlets of the plurality of air ducts 1 corresponding to each of the wind wheels 200 are spaced apart in the vertical direction. Thereby, a wide range of air supply purposes can be achieved. In a specific embodiment of the present invention, the plurality of air ducts 1 corresponding to each of the wind wheels 200 are electrically connected in a vertical direction to form a large air passage, and the air outlets of the adjacent air ducts 1 are different. Thereby facilitating the processing and forming of the volute assembly.

The detailed structure and air blowing process of the air blowing mechanism 1000 according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 7, wherein the air blowing mechanism 1000 includes two wind wheels 200, and each wind wheel 200 corresponds to two winds. Lane 1, and the air outlets of the two air ducts 1 have different air outlet directions.

In this embodiment, the volute assembly comprises: a body 2, a first rear cover 3, two front volutes 5, a second rear cover 6, a left volute 9 and a right volute 10, wherein the front surface of the body 2 There are two first through holes 20 spaced apart in the left and right direction, a second through hole 21 is disposed on the left side wall of the body 2, and a third through hole 22 is disposed on the right side wall of the body 2, that is, It is said that the front surface of the body 2 is provided with two air outlets, the left side wall of the body 2 is provided with an air outlet, and the right side wall of the body 2 is provided with an air outlet.

The first rear cover 3 is disposed on the rear surface of the body 2. The first rear cover 3 and the body 2 define two first air passages 4, and the two first air passages 4 are respectively electrically connected to the two first through holes 20. And the first rear cover 3 is located between the two wind wheels 200 to reduce airflow interference between the two wind wheels 200.

Two front volutes 5 are respectively disposed in the two first through holes 20, and each front volute tongue 5 is spaced apart from the corresponding wind wheel 200 by a certain distance, and each front volute tongue 5 is guided. The action of each front volute 5 ensures that air entering the first air duct 4 is blown out from the corresponding first through hole 20. That is to say, when the two wind wheels 200 rotate, the air passes through the first rear cover 3 and then enters into the two first air passages 4 respectively, and the air entering each of the first air passages 4 is in front of the corresponding The volute tongue 5 is blown out from the corresponding first through hole 20 under the guidance. In addition, it should be noted that the shapes of the two front volutes 5, the distance between each front volute 5 and the corresponding wind wheel 200 are not specifically limited, as long as the guarantee is provided. The volute tongue 5 can function to guide the air entering the first air passage 4 from the corresponding first through hole 20. The second rear cover 6 is disposed on the rear surface of the body 2, and the second rear cover 6 is located between the two wind wheels 200 to reduce airflow interference between the two wind wheels 200, and the second rear cover 6 and the body 2 are defined A second air passage 7 that is electrically connected to the second through hole 21 is defined. The second rear cover 6 and the body 2 define a third air passage 8 that is electrically connected to the third through hole 22. The left volute tongue 9 is disposed in the second air duct 7 and spaced apart from the wind wheel 200 located on the left side by a certain distance, and the left volute tongue 9 functions to guide the air flow to ensure access to the second air duct 7 The air inside is blown out from the second through hole 21. The right volute 10 is disposed in the third air duct 8 and spaced apart from the wind wheel 200 located on the right side by a certain distance, and the right volute tongue 10 functions to guide the air flow to ensure access to the third air duct 8 The air inside is blown out from the third through hole 22.

That is to say, when the two wind wheels 200 rotate, the air entering the air blowing mechanism 1000 is shunted by the second rear cover 6 to enter the second air duct 7 and the third air duct 8 respectively, and enters the second wind. The air in the switch is blown out from the second through hole 21 under the guidance of the left volute tongue 9, and the air entering the third air passage 8 is blown out from the third through hole 22 under the guidance of the right volute tongue 10.

Here, it should be noted that the shape of the left volute tongue 9, the distance between the left volute tongue 9 and the corresponding wind wheel 200, the shape of the right volute tongue 10, the distance between the right volute tongue 10 and the corresponding wind wheel 200, Without specific limitation, it is ensured that the left volley 9 can play the role of guiding the air entering the second air passage 7 from the corresponding second through hole 21, ensuring that the right volute 10 can enter It is sufficient that the air in the third air passage 8 is guided out from the corresponding third through hole 22.

Specifically, the first rear cover 3 and the second rear cover 6 are different in shape such that the air inlet direction of the air inlets of the two first air ducts 4 and the air inlets of the second air duct 7 and the third air duct 8 are The direction of the incoming air is different. At this time, it should be noted that the shapes of the first rear cover 3 and the second rear cover 6 are not specifically limited as long as the first rear cover 3 and the second rear cover 6 are allowed to shunt the air to divert the air. It flows into the two first air ducts 4, the second air duct 7, and the third air duct 8.

In the examples of FIGS. 1-7, two first through holes 20 are respectively located at a lower portion of the front surface of the body 2, and the second through holes 21 are located at an upper portion of the left side wall of the body 2 and with the first pass on the left side. The hole 20 is in communication. The third through hole 22 is located at an upper portion of the right side wall of the body 2 and communicates with the first through hole 20 on the right side. The first rear cover 3 is connected to the lower portion of the rear surface of the body 2, and the second back cover 6 is located above the first rear cover 3, that is, the second air duct is located above the first air duct 4 on the left side of the two first air ducts 4, and the third air duct 8 is located in the two first winds. The first air duct 4 on the right side of the road 4 is located above, and the second air duct 7 and the first air duct 4 located on the left side of the two first air ducts 4 are in communication, the third air duct 8 and the two air ducts The first air passage 4 located on the right side of the air duct 4 is in communication.

Of course, the present invention is not limited thereto. The two first through holes 20 may also be located at an upper portion of the front surface of the body 2, the second through hole 21 may be located at a lower portion of the left side wall of the body 2, and the third through hole 22 may be located at the body 2. The lower part of the right side wall is located below the first rear cover 3, that is, the second air duct 7 is located below the first air duct 4 on the left side, and the third The air duct 8 is located below the first air duct 4 on the right side.

When the air blowing mechanism 1000 according to the embodiment of the present invention is mounted on the air conditioner 2000, as shown in FIGS. 11 and 12, at this time, the front wall of the outer casing of the air conditioner 2000 is provided with two air outlets 300, and the air conditioner 2000 The left side wall and the right side wall of the outer casing are respectively provided with an air outlet 300, and the rear wall of the outer casing of the air conditioner 2000 is provided with a return air outlet, and the air exchanged by the heat can pass through the two air outlets 300 of the front wall and left and right. The air outlets 300 of the side walls are blown out so that the air conditioner 2000 can achieve front and side air outlets.

The structure and air blowing process of the air blowing mechanism 1000 according to another embodiment of the present invention will be described below with reference to FIGS. 8 to 10, wherein the air blowing mechanism 1000 includes a wind wheel 200, and two air ducts are disposed in the volute casing assembly. 1.

In this embodiment, the two air ducts 1 are spaced apart in the volute assembly in the up and down direction. As shown in FIG. 8, the air outlet of one of the two air ducts 1 is located in front of the volute assembly. On the surface, as shown in FIG. 9, the air outlet of the other of the two air ducts 1 is located on the side wall of the volute assembly. It should be noted that the volute assembly may be of any structure as long as there are two air ducts 1 in the volute assembly, and the air outlet of one of the air ducts 1 is located on the front surface of the volute assembly, and the other wind The air outlet of the track 1 is located on the side wall of the volute assembly. In some examples of the invention, the two ducts 1 may be in a conducting state.

When the wind wheel 200 rotates, the air enters the two air ducts 1, respectively, and then blows out from the air outlets of the two air ducts 1, thereby achieving the purpose of supplying air at different angles.

When the air blowing structure according to the embodiment of the present invention is assembled on the air conditioner 2000, an air outlet 300 is provided on the front surface of the outer casing of the air conditioner 2000, and an air outlet is provided on the side wall of the outer casing of the air conditioner 2000. 300, and the two air outlets 300 are spaced apart in the up and down direction, so that the air conditioner 2000 can realize a front air outlet and a side air outlet.

It is to be noted that the air blowing mechanism 1000 according to the embodiment of the present invention is not limited to the structure described in the above two embodiments, and each of the wind wheels 200 may be provided with three or more air ducts 1 correspondingly.

An air conditioner 2000 according to an embodiment of the present invention includes the air blowing mechanism 1000 according to the above embodiment of the present invention. Wherein, a plurality of air outlets 300 of the air conditioner 2000 may be respectively provided with air guiding plates, and each of the air guiding plates may be independently rotated to open or close the corresponding air outlets 300.

According to the air conditioner 2000 of the embodiment of the present invention, by providing the air blowing mechanism 1000 described above, the effect of multi-directional three-dimensional air supply can be achieved, and the air can be blown from the upper portion to cool the dense cold air during cooling, and the heating can be performed. When the air is blown from the lower portion, the hot air having a small density is raised, so that the indoor air is convected, and the cooling and heating effects of the air conditioner 2000 and the heat and cold uniformity and temperature constancy of the indoor air are greatly improved.

In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example", or "some examples", etc. Particular features, structures, materials or features described in the examples or examples are included in at least one embodiment or example of the invention. In this specification, the above terms Schematic representations are not necessarily referring to the same embodiment or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

While the embodiments of the present invention have been shown and described, the embodiments of the invention may The scope of the invention is defined by the claims and their equivalents.

Claims

claims

1. An air supply mechanism, characterized by including:

at least one wind wheel;

Volute assembly, the volute assembly has a plurality of air ducts, the at least one wind wheel is located in the volute assembly, each of the wind wheels corresponds to a plurality of air ducts, and each of the wind wheels corresponds to all The air outlets of at least two of the plurality of air ducts have different air outlet directions.

2. The air supply mechanism according to claim 1, characterized in that the air outlet directions of the air outlets of the plurality of air ducts corresponding to each of the wind wheels are different.

3. The air supply mechanism according to claim 1, characterized in that the air outlets of the plurality of air ducts corresponding to each of the wind wheels are arranged at intervals in the vertical direction.

4. The air supply mechanism according to claim 1, characterized in that there are two wind wheels, each of the wind wheels corresponds to two air ducts, and the air outlet directions of the two air ducts are different.

5. The air supply mechanism according to claim 4, wherein the volute assembly includes: a body, and two first through holes spaced apart in the left and right directions are provided on the front surface of the body, so The left side wall of the main body is provided with a second through hole, and the right side wall of the main body is provided with a third through hole;

The first back cover is provided on the rear surface of the body. The first back cover and the body define two first air ducts. The two first air ducts are respectively connected with the first back cover. The two first through holes are connected;

Two front volute tongues, the two front volute tongues are respectively provided in the two first through holes;

a second back cover, the second back cover is provided on the rear surface of the body, the second back cover and the body define a second air channel that is in communication with the second through hole, the The second back cover and the body define a third air channel that is connected to the third through hole;

Left volute tongue, the left volute tongue is located in the second air duct;

Right volute tongue, the right volute tongue is located in the third air duct.

6. The air supply mechanism according to claim 5, wherein the second air duct is located above the first air duct on the left side of the two first air ducts, and the third air duct is located above Among the two first air ducts, the first air duct located on the right side is above.

7. The air supply mechanism according to claim 6, wherein the second air duct is connected to the first air duct located on the left side of the two first air ducts, and the third air duct is connected to the first air duct. Among the two first air ducts, the first air duct located on the right side is connected.

8. The air supply mechanism according to claim 1, characterized in that there is one wind wheel, and two air ducts are provided in the volute assembly.

9. The air supply mechanism according to claim 8, characterized in that the two air ducts are spaced apart in the up and down direction in the volute assembly, and the outlet of one of the two air ducts is The air outlet is located on the front surface of the volute assembly, and the air outlet of the other of the two air ducts is located on the side wall of the volute assembly.

10. An air conditioner, characterized in that it includes an air supply mechanism according to any one of claims 1-9.