Air duct assembly and floor air conditioner with same

Abstract

In the air duct assembly, an air duct cover plate defines a first air outlet and a second air outlet which are adjacent to each other, and the first air outlet is configured to allow air subjected to heat exchange by a heat exchanger in the air duct cover plate and / or indoor air to flow out and be mixed with air flowing out of the second air outlet; and the second air outlet is configured to allow air subjected to heat exchange by the heat exchanger in the air duct cover plate to flow out. On the basis of the technical scheme provided by the invention, air conditioner outlet air is mixed with indoor air, the air outlet amount is large, outlet air is soft, and user experience is improved.

Description

Technical Field

[0001] The invention relates to the technical field of air conditioning, and in particular to an air duct component and a vertical air conditioner having the same. Background Art

[0002] In the hot summer, people usually set the air conditioner temperature low to quickly reduce the indoor temperature, but this will cause the air temperature of the air conditioner to be low. The cold air blowing on the human body will cause discomfort, especially for the elderly and children. The low air temperature of the air conditioner may cause cold and illness. Therefore, how to make the air conditioner blow out a slightly higher temperature and softer air without reducing the cooling speed of the air conditioner is an urgent problem to be solved. Summary of the invention

[0003] An object of the present invention is to provide an air duct assembly with gentle air outlet.

[0004] A further object of the present invention is to provide an air duct assembly with a large air output volume.

[0005] In particular, the present invention provides an air duct assembly, comprising:

[0006] The air duct cover plate defines a first air outlet and a second adjacent air outlet, wherein the first air outlet is configured to allow air in the air duct cover plate that has been heated by a heat exchanger and / or indoor air to flow out and mix with the air flowing out of the second air outlet, and the second air outlet is configured to allow air in the air duct cover plate that has been heated by a heat exchanger to flow out.

[0007] Optionally, the first air outlet is located above the second air outlet, the first air outlet is a crescent-shaped air outlet with the center at the bottom, and the second air outlet is a circular air outlet.

[0008] Optionally, the air duct cover plate further includes:

[0009] A bottom shell is arranged at the rear side of the air duct cover plate, and the bottom shell defines a first air inlet and a second air inlet, the first air inlet connects the indoor environment with the bottom shell and the air duct cover plate, the second air inlet connects the heat exchanger with the bottom shell and the air duct cover plate, the first air inlet is configured to allow indoor air to flow into the bottom shell and the air duct cover plate, and the second air inlet is configured to allow air that has been heat-exchanged by the heat exchanger to flow into the bottom shell and the air duct cover plate.

[0010] Optionally, the bottom shell further defines a third air inlet and a first air duct, the third air inlet communicates with the heat exchanger and the bottom shell and the air duct cover, and the first air duct connects the third air inlet with the first air inlet and the first air outlet; and

[0011] The air duct assembly also includes a first driving device, which is arranged at the third air inlet. The first driving device is configured to cause the air near the third air inlet to flow to the first air outlet through the first air duct, and to cause the air near the first air inlet to flow to the first air outlet.

[0012] Optionally, the air duct cover plate further includes:

[0013] An air guide member defines a second air duct and a third air duct, the second air duct connects the second air inlet and the second air outlet, the third air duct connects the first air inlet and the first air outlet, and the third air duct is connected to the first air duct.

[0014] Optionally, the air duct cover plate further includes:

[0015] A second driving device is disposed at the second air inlet, and the second driving device is configured to force the air near the second air inlet to flow toward the second air outlet through the second air duct.

[0016] Optionally, the second driving device is an axial flow fan.

[0017] Optionally, the first air inlet is located above the third air inlet; and

[0018] The air guide member includes an air guide plate, and the air guide plate is located on the upper side of the top wall of the third air duct.

[0019] Optionally, the first driving device includes a first centrifugal fan and a first motor, the first centrifugal fan is arranged at the third air inlet, and the motor shaft of the first motor passes through the air duct cover plate from a position in front of the air duct cover plate corresponding to the third air inlet to cooperate with the first centrifugal fan and drive the first centrifugal fan to rotate.

[0020] According to another aspect of the present invention, there is also provided a vertical air conditioner, comprising:

[0021] An air duct assembly as described in any one of the above items; and

[0022] An air inlet grille is arranged at the rear of the bottom shell, and two sides of the air inlet grille are connected.

[0023] In the air duct assembly proposed by the present invention, the air duct cover defines adjacent first and second air outlets, wherein the first air outlet is configured to allow air in the air duct cover that has been heated by the heat exchanger and / or indoor air to flow out and mix with the air flowing out of the second air outlet, and the second air outlet is configured to allow air in the air duct cover that has been heated by the heat exchanger to flow out. Based on the technical solution provided by the present invention, the air outlet of the air conditioner is mixed with indoor air, the air volume is large and the air outlet is soft, which improves the user experience.

[0024] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented according to the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are listed below.

[0025] Based on the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will become more aware of the above and other objects, advantages and features of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Hereinafter, some specific embodiments of the present invention will be described in detail in an exemplary and non-limiting manner with reference to the accompanying drawings. The same reference numerals in the accompanying drawings indicate the same or similar components or parts. It should be understood by those skilled in the art that these drawings are not necessarily drawn to scale. In the accompanying drawings:

[0027] Figure 1 is a schematic diagram of the overall structure of an air duct assembly according to an embodiment of the present invention;

[0028] Figure 2 is an exploded view of an air duct assembly according to one embodiment of the present invention;

[0029] Figure 3 is a schematic diagram of the overall structure of an air conditioner according to an embodiment of the present invention;

[0030] Figure 4 is a rear view of an air conditioner according to an embodiment of the present invention. DETAILED DESCRIPTION

[0031] Refer to the following Figures 1 to 4 The air duct assembly of the embodiment of the present invention and the vertical air conditioner having the same are described. The directions or positional relationships indicated by "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", "lateral", etc. are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operate in a specific direction, and therefore cannot be understood as limiting the present invention.

[0032] The terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined as "first", "second", etc. may explicitly or implicitly include at least one of the features, that is, include one or more of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined. When a feature "includes or contains" one or some of the features it covers, unless otherwise specifically described, this indicates that other features are not excluded and may further include other features.

[0033] Figure 1 is a schematic diagram of the overall structure of an air duct assembly 10 according to an embodiment of the present invention; Figure 2 is an exploded view of an air duct assembly 10 according to one embodiment of the present invention.

[0034] See also Figure 1 , 2 As shown, the air duct assembly 10 proposed in the present invention includes an air duct cover plate 100, and the air duct cover plate 100 defines an adjacent first air outlet 110 and a second air outlet 120. The first air outlet 110 is configured to allow air and / or indoor air in the air duct cover plate 100 that has been heated by the heat exchanger 900 to flow out and mix with the air flowing out of the second air outlet 120, and the second air outlet 120 is configured to allow air in the air duct cover plate 100 that has been heated by the heat exchanger 900 to flow out.

[0035] The air duct assembly 10 provided in the embodiment of the present invention has a first air outlet 110 on the air duct cover plate 100 configured to allow air in the air duct cover plate 100 that has been heated by the heat exchanger 900 and / or indoor air to flow out and mix with the air flowing out of the second air outlet 120, and the second air outlet 120 is configured to allow air in the air duct cover plate 100 that has been heated by the heat exchanger 900 to flow out, and the outlet air contains indoor air, so not only the air output is large but also the air output is soft, thereby improving the user experience.

[0036] In some preferred or alternative embodiments of the present invention, the first air outlet 110 is located directly above the second air outlet 120 .

[0037] In some preferred or alternative embodiments of the present invention, the first air outlet 110 is a crescent-shaped air outlet with the center of gravity at the bottom, and the second air outlet 120 is a circular air outlet.

[0038] In some preferred or alternative embodiments according to the present invention, the first air outlet 110 and the second air outlet 120 are disposed on the upper portion of the air duct cover 100 .

[0039] The first air outlet 110 is located directly above the second air outlet 120 and is a crescent-shaped air outlet with its center at the bottom, so that the air flowing out of the first air outlet 110 can be mixed with the air flowing out of the second air outlet 120 to make the air output of the air conditioner 1 large and gentle.

[0040] In some preferred or alternative embodiments according to the present invention, the duct assembly 10 also includes a base shell 200, which is disposed on the rear side of the duct cover plate 100. The base shell 200 defines a first air inlet 210 and a second air inlet 220. The first air inlet 210 connects the indoor environment with the base shell 200 and the duct cover plate 100, and the second air inlet 220 connects the heat exchanger 900 with the base shell 200 and the duct cover plate 100. The first air inlet 210 is configured to allow indoor air to flow into the base shell 200 and the duct cover plate 100, and the second air inlet 220 is configured to allow air that has been heat exchanged by the heat exchanger 900 to flow into the base shell 200 and the duct cover plate 100.

[0041] In some preferred or alternative embodiments of the present invention, the first air inlet 210 and the second air inlet 220 are arranged in the upper half of the bottom shell 200, the first air inlet 210 is located directly above the second air inlet 220, the first air inlet 210 is also crescent-shaped with the center of gravity at the bottom, and the second air inlet 220 is also circular, the first air inlet 210 and the first air outlet 110 correspond in position, and the second air inlet 220 and the second air outlet 120 correspond in position.

[0042] In some preferred or alternative embodiments according to the present invention, the bottom shell 200 further defines a third air inlet 230 and a first air duct 240, the third air inlet 230 connects the heat exchanger 900 with the bottom shell 200 and the air duct cover 100, and the first air duct 240 connects the third air inlet 230 with the first air inlet 210 and the first air outlet 110. In addition, the air duct assembly 10 further includes a first driving device 300, which is disposed at the third air inlet 230, and is configured to cause the air near the third air inlet 230 to flow to the first air outlet 110 through the first air duct 240, and cause the air near the first air inlet 210 to flow to the first air outlet 110.

[0043] In some preferred or alternative embodiments of the present invention, the third air inlet 230 is a circular air outlet, the third air inlet 230 is located below the second air inlet 220, the first air duct 240 is located on both sides of the second air inlet 220, and the first air duct 240 connects the third air inlet 230 with the first air inlet 210 and the second air inlet 220.

[0044] In addition, the first driving device 300 is a centrifugal fan.

[0045] Under the action of the first driving device 300 , the air from the third air inlet 230 after heat exchange in the heat exchanger 900 flows through the first air duct 240 and the indoor air from the first air inlet 210 flows to the indoor environment through the first air outlet 110 .

[0046] In some preferred or alternative embodiments according to the present invention, the air duct assembly 10 also includes an air guide member 400, which defines a second air duct 410 and a third air duct 420, the second air duct 410 connects the second air inlet 220 and the second air outlet 120, the third air duct 420 connects the first air inlet 210 and the first air outlet 110, and the third air duct 420 is connected to the first air duct 240.

[0047] The air guide 400 is arranged between the first air inlet 210, the second air inlet 220 and the first air outlet 110, the second air outlet 120. The second air duct 410 is a columnar air duct, and the two ends of the second air duct 410 correspond to the second air inlet 220 and the second air outlet 120 respectively. The longitudinal section of the third air duct 420 is a crescent shape with the center of gravity at the bottom, and the longitudinal section shape of the third air duct 420 is the same as the shape of the first air inlet 210 and the first air outlet 110, and the two ends of the third air duct 420 correspond to the first air inlet 210 and the first air outlet 110 respectively. The air duct wall of the third air duct 420 is hollow, so the third air duct 420 is connected to the first air duct 240.

[0048] In some preferred or alternative embodiments of the present invention, the air duct assembly 10 also includes a second driving device 500, which is disposed at the second air inlet 220, and the second driving device 500 is configured to cause the air near the second air inlet 220 to flow toward the second air outlet 120 through the second air duct 410.

[0049] In some preferred or alternative embodiments of the present invention, the second driving device 500 is an axial flow fan.

[0050] In some preferred or alternative embodiments of the present invention, the air guide member 400 includes an air guide plate 430 , and the air guide plate 430 is located on the upper side of the top wall of the third air duct 420 .

[0051] Among them, a horizontal air guide plate 430 is set on the upper side of the top wall of the third air duct 420. The setting of the air guide plate 430 can make the air from the first air duct 240 and the air from the first air inlet 210 flow to the first air outlet 110 through the third air duct 420 and then flow to the indoor environment.

[0052] In some preferred or alternative embodiments according to the present invention, the first driving device 300 includes a first centrifugal fan 310 and a first motor 320. The first centrifugal fan 310 is arranged at the third air inlet 230, and the motor shaft of the first motor 320 passes through the air duct cover plate 100 from the front of the air duct cover plate 100 at a position corresponding to the third air inlet 230, and then cooperates with the first centrifugal fan 310 and drives the first centrifugal fan 310 to rotate around the motor shaft of the first motor 320.

[0053] In some preferred or alternative embodiments of the present invention, a first receiving groove 130 is formed at a position of the air duct cover plate 100 corresponding to the first centrifugal fan 310, and the first motor 320 is disposed in the first receiving groove 130. The motor shaft of the first motor 320 passes through the bottom wall of the first receiving groove 130 and cooperates with the first centrifugal fan 310. In addition, the air duct assembly 10 further includes a first motor gland 600, which covers the first motor 320 and is fixedly connected to the air duct cover plate 100 so that the first motor 320 is fixedly disposed in the first receiving groove 130.

[0054] In some preferred or alternative embodiments according to the present invention, the first motor gland 600 is fixedly connected to the air duct cover plate 100 by threaded connection.

[0055] Specifically, a plurality of first threaded holes 610 are arranged around the first motor pressure cover 600, and a plurality of second threaded holes 140 corresponding to the positions of the plurality of first threaded holes 610 around the first motor pressure cover 600 are arranged on the air duct cover plate 100 around the first receiving groove 130, wherein the first motor pressure cover 600 is fixedly connected to the air duct cover plate 100 by a plurality of screws that pass through the first threaded holes 610 and the second threaded holes 140 corresponding to the positions in sequence.

[0056] Specifically, four first threaded holes 610 may be evenly arranged around the first motor gland 600, and four second threaded holes 140 may be evenly arranged on the air duct cover plate 100 around the first receiving groove 130, and the four first threaded holes 610 correspond to the four second threaded holes 140 one by one.

[0057] It should be noted that the number and position of the first threaded holes 610 on the first motor gland 600 and the second threaded holes 140 on the air duct cover plate 100 around the first receiving groove 130 can be determined according to actual needs, and the present invention does not specifically limit this.

[0058] In some preferred or alternative embodiments of the present invention, the bottom case 200 further defines side air outlets for discharging air to the sides.

[0059] Among them, the setting of the side air outlet and the simultaneous air outlet of the side air outlet and the front air outlet can increase the air output of the air conditioner 1 and quickly reduce the indoor temperature. In addition, by controlling the air outlet of the side air outlet and the front air outlet, more than 10 air outlet modes of the air duct component can be realized, thereby improving the user experience.

[0060] In some preferred or alternative embodiments according to the present invention, the side air outlet includes a first side air outlet 250 and a second side air outlet 260, and the first side air outlet 250 and the second side air outlet 260 are located at the lower side of the bottom shell 200. And the bottom shell 200 further defines a fourth air duct 270, the two ends of the fourth air duct 270 are the first side air outlet 250 and the second side air outlet 260, and the fourth air inlet 280 is arranged on the bottom wall of the air duct of the fourth air duct 270, and the fourth air inlet 280 is connected with the heat exchanger 900 and the fourth air duct 270. And, the air duct assembly 10 further includes a third driving device 700, the third driving device 700 is arranged at the fourth air inlet 280, and the third driving device 700 is configured to cause the air at the fourth air inlet 280 that has been heat exchanged by the heat exchanger 900 to flow to the first side air outlet 250 and the second side air outlet 260 through the fourth air duct 270.

[0061] The first side air outlet 250 and the second side air outlet 260 are located opposite to each other, and air outlet grilles are disposed at the first side air outlet 250 and the second side air outlet 260 respectively.

[0062] Among them, the fourth air inlet 280 can be optionally a circular air outlet.

[0063] Wherein, the third driving device 700 is a centrifugal fan.

[0064] In some preferred or alternative embodiments of the present invention, the third driving device 700 includes a second centrifugal fan 710 and a second motor 720. The second centrifugal fan 710 is disposed at the fourth air inlet 280, and the motor shaft of the second motor 720 passes through the air duct cover plate 100 from the front of the air duct cover plate 100 at a position corresponding to the fourth air inlet 280 to cooperate with the second centrifugal fan 710 and drive the second centrifugal fan 710 to rotate around the motor shaft of the second motor 720.

[0065] In some preferred or alternative embodiments according to the present invention, a second receiving groove 150 is formed at a position of the air duct cover plate 100 corresponding to the second centrifugal fan 710, and the second motor 720 is disposed in the second receiving groove 150. The motor shaft of the second motor 720 passes through the bottom wall of the second receiving groove 150 and cooperates with the second centrifugal fan 710. In addition, the air duct assembly 10 further includes a second motor gland 800, which covers the second motor 720 and is fixedly connected to the air duct cover plate 100 so that the second motor 720 is fixedly disposed in the second receiving groove 150.

[0066] In some preferred or alternative embodiments of the present invention, the second motor gland 800 is fixedly connected to the air duct cover plate 100 by threaded connection.

[0067] Specifically, a plurality of third threaded holes 810 are arranged around the second motor cover 800, and a plurality of fourth threaded holes 160 corresponding to the positions of the plurality of third threaded holes 810 around the second motor cover 800 are arranged on the air duct cover plate 100 around the second receiving groove 150, wherein the second motor cover 800 is fixedly connected to the air duct cover plate 100 by a plurality of screws passing through the corresponding third threaded holes 810 and fourth threaded holes 160 in sequence.

[0068] Specifically, four third threaded holes 810 may be evenly arranged around the second motor cover 800, and four fourth threaded holes 160 may be evenly arranged on the air duct cover plate 100 around the second receiving groove 150, and the four third threaded holes 810 and the four fourth threaded holes 160 correspond one to one.

[0069] It should be noted that the number and position of the third threaded holes 810 on the second motor gland 800 and the fourth threaded holes 160 on the air duct cover plate 100 around the second receiving groove 150 can be determined according to actual needs, and the present invention does not specifically limit them.

[0070] In addition, by controlling the opening and closing of the first driving device 300, the second driving device 500 and the third driving device 700, the air conditioner 1 can have a variety of air outlet modes. For example, in the first mode, only the first driving device 300 is activated, and only the first air outlet 110 discharges air, and the air discharged contains indoor air and air after heat exchange by the heat exchanger 900. In the second mode, only the second driving device 500 is activated, and only the second air outlet 120 discharges air, and the air discharged is only air after heat exchange by the heat exchanger 900. In the third mode, only the third driving device 700 is activated, and the first side air outlet 250 and the second side air outlet 260 discharge air, and the air discharged is only air after heat exchange by the heat exchanger 900. In the fourth mode, the first driving device 300 and the second driving device 500 are activated at the same time, and the first air outlet 110 and the second air outlet 120 discharge air, and the air discharged contains indoor air and air after heat exchange by the heat exchanger 900, and the air volume is large and the air discharge is soft. The fifth type is that the first drive device 300 and the third drive device 700 are started, and the first air outlet 110, the first side air outlet 250 and the second side air outlet 260 discharge air, and the discharged air includes indoor air and air after heat exchange by the heat exchanger 900. The upper and lower air outlets are discharged at the same time, and the air volume is large, so that the indoor temperature can be adjusted quickly. The sixth type is that the second drive device 500 and the third drive device 700 are started, and the second air outlet 120, the first side air outlet 250 and the second side air outlet 260 discharge air, and the discharged air is air after heat exchange by the heat exchanger 900. The cold air output is large, and the indoor temperature can be adjusted more quickly. The seventh type is that the first drive device 300, the second drive device 500 and the third drive device 700 are started at the same time, and the discharged air includes indoor air and air after heat exchange by the heat exchanger 900. The air volume is the largest, and the indoor temperature can be adjusted most quickly.

[0071] In some preferred or alternative embodiments according to the present invention, the heat exchanger 900 is disposed at the rear side of the bottom shell 200 , and the heat exchanger 900 corresponds to the second air inlet 220 , the third air inlet 230 , and the fourth air inlet 280 .

[0072] In some preferred or alternative embodiments according to the present invention, the heat exchanger 900 is an arched heat exchanger 900 opening forward, and the heat exchanger 900 corresponds to the second air inlet 220, the third air inlet 230 and the fourth air inlet 280, so that the first driving device 300 causes the air near the third air inlet 230 that has been heated by the heat exchanger 900 to flow to the first air outlet 110 through the first air duct 240 and then to the indoor environment, the second driving device 500 causes the air near the second air inlet 220 that has been heated by the heat exchanger 900 to flow to the second air outlet 120 through the second air duct 410 and then to the indoor environment, and the third driving device 700 causes the air near the fourth air inlet 280 that has been heated by the heat exchanger 900 to flow to the first side air outlet 250 and the second side air outlet 260 through the fourth air duct 270 and then to the indoor environment, thereby achieving temperature control of the entire room.

[0073] Based on the same inventive concept, the present invention also proposes a vertical air conditioner 1, Figure 3 is a schematic diagram of the overall structure of an air conditioner 1 according to an embodiment of the present invention; Figure 4 1 is a rear view of an air conditioner 1 according to an embodiment of the present invention. Figure 3 and Figure 4 As shown, the vertical air conditioner 1 includes the air duct assembly 10 and the air inlet grille 20 in any of the above embodiments, wherein the air inlet grille 20 is arranged on the rear side of the bottom shell 200, and the inside and outside of the air inlet grille 20 are connected.

[0074] Specifically, the air inlet grille 20 is disposed at the rear side of the heat exchanger 900 , and the air inlet grille 20 is semi-columnar with an opening facing forward.

[0075] Among them, the air inlet grille 20 can be fixedly connected to the bottom shell 200 by means of a threaded connection, and the air duct cover plate 100 can be fixedly connected to the bottom shell 200 by means of a threaded connection.

[0076] In addition, the heat exchanger 900 mentioned above is an indoor heat exchanger 900, and the vertical air conditioner 1 also includes an outdoor heat exchanger 900, a compressor and a throttle valve, wherein the indoor heat exchanger 900, the compressor, the outdoor heat exchanger 900 and the throttle valve are connected in sequence to constitute a cooling and heating cycle system of the vertical air conditioner 1.

[0077] The present invention proposes an air duct assembly 10 and an air conditioner 1 having the same, wherein the air duct cover plate 100 defines adjacent first air outlets 110 and second air outlets 120, wherein the first air outlet 110 is configured to allow air in the air duct cover plate 100 that has been heated by a heat exchanger 900 and / or indoor air to flow out and mix with the air flowing out of the second air outlet 120, and the second air outlet 120 is configured to allow air in the air duct cover plate 100 that has been heated by a heat exchanger 900 to flow out. Based on the technical solution provided by the present invention, the air conditioner 1 discharges mixed indoor air, with a large air volume and soft air discharge, thereby improving user experience.

[0078] Furthermore, the air duct assembly 10 also includes a bottom shell 200 arranged on the rear side of the air duct cover plate 100, and the bottom shell 200 defines a side air outlet for discharging air to the side, wherein the air is discharged to the indoor environment by controlling the first air outlet 110, the second air outlet 120 and at least one of the side air outlets, so that the air conditioner 1 can realize a variety of air outlet modes, thereby improving the user experience.

[0079] At this point, those skilled in the art should recognize that, although multiple exemplary embodiments of the present invention have been shown and described in detail herein, many other variations or modifications that conform to the principles of the present invention can still be directly determined or derived based on the content disclosed in the present invention without departing from the spirit and scope of the present invention. Therefore, the scope of the present invention should be understood and recognized as covering all these other variations or modifications.

Claims

1. An air duct assembly, characterized in that: include: The air duct cover plate defines a first air outlet and a second adjacent air outlet, wherein the first air outlet is configured to allow air in the air duct cover plate that has been heated by a heat exchanger and / or indoor air to flow out and mix with the air flowing out of the second air outlet, and the second air outlet is configured to allow air in the air duct cover plate that has been heated by a heat exchanger to flow out.

2. The air duct assembly according to claim 1, characterized in that The first air outlet is located directly above the second air outlet, the first air outlet is a crescent-shaped air outlet with the center at the bottom, and the second air outlet is a circular air outlet.

3. The air duct assembly according to claim 1, characterized in that: Also includes: A bottom shell is arranged at the rear side of the air duct cover plate, and the bottom shell defines a first air inlet and a second air inlet, the first air inlet connects the indoor environment with the bottom shell and the air duct cover plate, the second air inlet connects the heat exchanger with the bottom shell and the air duct cover plate, the first air inlet is configured to allow indoor air to flow into the bottom shell and the air duct cover plate, and the second air inlet is configured to allow air that has been heat-exchanged by the heat exchanger to flow into the bottom shell and the air duct cover plate.

4. The air duct assembly according to claim 3, characterized in that The bottom shell further defines a third air inlet and a first air duct, the third air inlet communicates with the heat exchanger and the bottom shell and the air duct cover, and the first air duct connects the third air inlet with the first air inlet and the first air outlet; and The air duct assembly also includes a first driving device, which is arranged at the third air inlet. The first driving device is configured to cause the air near the third air inlet to flow to the first air outlet through the first air duct, and to cause the air near the first air inlet to flow to the first air outlet.

5. The air duct assembly according to claim 4, characterized in that: Also includes: An air guide member defines a second air duct and a third air duct, the second air duct connects the second air inlet and the second air outlet, the third air duct connects the first air inlet and the first air outlet, and the third air duct is connected to the first air duct.

6. The air duct assembly according to claim 5, characterized in that: Also includes: A second driving device is disposed at the second air inlet, and the second driving device is configured to force the air near the second air inlet to flow toward the second air outlet through the second air duct.

7. The air duct assembly according to claim 6, characterized in that The second driving device is an axial flow fan.

8. The air duct assembly according to claim 5, characterized in that The first air inlet is located above the third air inlet; and The air guide member includes an air guide plate, and the air guide plate is located on the upper side of the top wall of the third air duct.

9. The air duct assembly according to claim 4, characterized in that The first driving device includes a first centrifugal fan and a first motor. The first centrifugal fan is arranged at the third air inlet. The motor shaft of the first motor passes through the air duct cover from a position in front of the air duct cover corresponding to the third air inlet, cooperates with the first centrifugal fan and drives the first centrifugal fan to rotate.

10. A vertical air conditioner, characterized in that: include: The air duct assembly according to any one of claims 1 to 9; as well as An air inlet grille is arranged at the rear of the bottom shell, and two sides of the air inlet grille are connected.

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