CN110657492A - Fresh air device and air conditioner indoor unit with same - Google Patents

Abstract

The invention provides a fresh air device and an air conditioner indoor unit having the same. The fresh air device comprises: a casing, at least a part of the casing is used to enclose a filter cavity, the casing is provided with a first air inlet part and a first air outlet part, An air inlet includes a first air inlet and a second air inlet. The first air inlet is used to introduce outdoor air, the second air inlet is used to introduce indoor air, and the filter cavity can be selectively connected to the first air inlet or the second air inlet. The air inlet is connected; the filter element is arranged on the casing, the filter element is located in the filter cavity, and the filter element is used to filter the air in the filter cavity, so that the filtered air is discharged from the first air outlet. The technical solution provided by the present invention can solve the technical problem in the prior art that it is inconvenient to improve indoor air quality.

Description

Fresh air device and air conditioner indoor unit having the same

technical field

The present invention relates to the technical field of fresh air devices, in particular, to a fresh air device and an air conditioner indoor unit having the same.

Background technique

At present, in the field of air conditioners, indoor air is used to circulate indoor air to achieve cooling and heating effects. In order to improve the comfort of indoor air, a fresh air device is generally installed in the indoor unit of the air conditioner to suck outdoor air into the room through the fresh air device.

However, the fresh air device in the prior art generally has only one fresh air mode. In the fresh air mode, the fresh air device introduces outdoor air into the room, and a single mode is inconvenient for the user to control. At the same time, the fresh air device in the prior art does not have a filtering function, and cannot achieve a good effect of improving comfort.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a fresh air device and an air conditioner indoor unit having the same, so as to solve the technical problem in the prior art that it is inconvenient to improve indoor air quality.

In order to achieve the above object, according to an aspect of the present invention, a fresh air device is provided, comprising: a casing, at least a part of the casing is used to enclose a filter cavity, and a first air inlet part and a first air outlet part are arranged on the casing, The first air inlet part includes a first air inlet and a second air inlet, the first air inlet is used to introduce outdoor air, the second air inlet is used to introduce indoor air, and the filter cavity can be optionally connected to the first air inlet or the second air inlet. The two air inlets are connected; the filter element is arranged on the casing, the filter element is located in the filter cavity, and the filter element is used to filter the air in the filter cavity, so that the filtered air is discharged from the first air outlet.

Further, the fresh air device further includes: a wind shield, which is movably arranged on the casing, and the wind shield has a first wind shield position and a second wind shield position; wherein, when the wind shield is in the first wind shield position, The wind deflector is covered at the first air inlet, so that the indoor air enters the filter cavity through the second air inlet for filtering; when the wind deflector is in the second wind blocking position, the wind deflector is blocked at the second air inlet to prevent The outdoor air enters the filter cavity through the first air inlet for filtering.

Further, the wind deflector is rotatably arranged on the housing, so that the wind deflector is rotated to the first wind blocking position or the second wind blocking position.

Further, the housing includes a first side wall and a second side wall, the first side wall and the second side wall are connected at a predetermined angle, the first side wall is provided with a first air inlet, and the second side wall is provided with a first air inlet. Two air inlets; when the wind deflector is in the first wind blocking position, the wind deflector is arranged opposite to the first side wall to cover the first air inlet; when the wind deflector is in the second wind blocking position, the wind deflector and the first The two side walls are arranged opposite to cover the second air inlet.

Further, a seal is provided at the first air inlet and/or the second air inlet.

Further, the fresh air device further includes: a fixing member, which is arranged on the casing, the fixing member is located in the filter cavity, the fixing member has a plug-in gap, and at least a part of the filter member is inserted in the plug-in gap, so that the filter member can be connected to the filter member through the fixing member. to be fixed.

Further, the filter element is a filter screen, the fixing element includes a first fixing frame and a second fixing frame, the first fixing frame and the second fixing frame are arranged at intervals, and the gap between the first fixing frame and the second fixing frame forms a plug connection. gap, and the filter screen is inserted at the insertion gap.

Further, the first air inlet part and the first air outlet part are oppositely arranged at both ends of the casing.

Further, the outer casing includes a main casing and an air inlet casing, the air inlet casing is arranged protruding from the main casing, the air inlet casing is arranged at the bottom of the main casing, and the first air inlet and the second air inlet are both arranged at the bottom of the main casing. on the air inlet housing.

Further, the fresh air device further includes a first motor, the first motor is located at the bottom of the air inlet housing, and the first motor is drivingly connected with the windshield, so as to drive the windshield to move to the first windshield position or the second windshield through the first motor. Second windshield position.

According to another aspect of the present invention, an air conditioner indoor unit is provided. The air conditioner indoor unit includes a fresh air device, and the fresh air device is the fresh air device provided above.

Further, the air conditioner indoor unit includes an indoor unit casing, the fresh air device is arranged in the indoor unit casing, an opening is provided on the top of the indoor unit casing, and the opening is arranged opposite to the first outlet of the fresh air device, so that the fresh air device can pass the fresh air device. The air discharged from the first outlet portion of the fuselage flows into the room through the opening portion.

Further, the indoor unit casing is also provided with a second air inlet, and both the opening and the second air inlet are located at the top of the indoor unit casing, so that part of the air discharged from the opening enters through the second air inlet. inside the indoor unit housing.

By applying the technical solution of the present invention, by selectively connecting the filter cavity with the first air inlet or the second air inlet, outdoor fresh air or indoor air can be introduced into the filter cavity according to the actual situation, and the outdoor fresh air or indoor air can be controlled. Filtration to improve air quality and user comfort. Therefore, through the technical solution provided by the present invention, the technical problem in the prior art that it is inconvenient to improve indoor air quality can be solved.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 shows a schematic structural diagram of a fresh air device provided according to Embodiment 1 of the present invention;

2 shows an exploded view of the fresh air device provided according to Embodiment 1 of the present invention;

3 shows a schematic structural diagram of the fresh air device provided according to Embodiment 1 of the present invention when it is working in Mode 1;

FIG. 4 shows a schematic structural diagram of the fresh air device provided according to Embodiment 1 of the present invention when it is working in mode 2; and

FIG. 5 shows a schematic structural diagram of an indoor unit of an air conditioner provided according to Embodiment 2 of the present invention.

Wherein, the above-mentioned drawings include the following reference signs:

10. Shell; 11. The first air inlet; 12, The second air inlet; 13, The first air outlet; 14, The first side wall; 15, The second side wall; ; 40, the fixing part; 50, the indoor unit casing; 51, the opening part; 52, the second air inlet part; 53, the second air outlet part; 60, the sealing cover; 70, the volute cover; 80, the fan blade; 90, the second motor; 100, the volute; 110, the rotating shaft; 120, the first motor; 130, the motor cover.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in FIG. 1 to FIG. 4 , the first embodiment of the present invention provides a fresh air device, the fresh air device includes a housing 10 and a filter element 20 , at least part of the housing 10 is used to enclose a filter cavity, and the housing 10 is provided with a first An air inlet part and a first air outlet part 13, the first air inlet part includes a first air inlet 11 and a second air inlet 12, the first air inlet 11 is used to introduce outdoor air, and the second air inlet 12 is used to let in outdoor air. Into the indoor air, the filter cavity can be selectively communicated with the first air inlet 11 or the second air inlet 12 . The filter element 20 is disposed on the housing 10 , and the filter element 20 is located in the filter cavity. The filter element 20 is used to filter the air in the filter cavity, so that the filtered air is discharged from the first air outlet 13 .

By using the fresh air device provided in this embodiment, by making the filter cavity selectively communicate with the first air inlet 11 or the second air inlet 12, outdoor fresh air or indoor air can be introduced into the filter cavity according to the actual situation, and the filter cavity can pass through the filter cavity. The component 20 filters the outdoor fresh air or indoor air, which solves the problem of insufficient outdoor air intake and improves the air quality, thereby improving the user's comfort. Therefore, by adopting the technical solution provided by this embodiment, the technical problem in the prior art that it is inconvenient to improve the indoor air quality can be solved.

The fresh air device in this embodiment has two operating modes: mode 1 inhales the outdoor air and enters the room after filtering, for use in air-conditioning operation; mode 2 inhales the indoor air after filtering through the health filter and then discharges it into the room from the air outlet , to purify the indoor air. And the two modes can be selected by the user, and the switching of the two modes can be controlled by the remote control.

In this embodiment, the fresh air device further includes a wind shield 30 , the wind shield 30 is movably arranged on the housing 10 , and the wind shield 30 has a first wind shield position and a second wind shield position. Wherein, when the wind deflector 30 is in the first wind blocking position, the wind deflector 30 is shielded at the first air inlet 11, so that indoor air enters the filter cavity through the second air inlet 12 for filtering. When the wind deflector 30 is in the second wind blocking position, the wind deflector 30 is shielded at the second air inlet 12 , so that the outdoor air enters the filter cavity through the first air inlet 11 for filtering. With this arrangement, by changing the position of the wind deflector 30 , it is convenient to introduce outdoor fresh air or indoor air into the filter cavity according to the actual situation, and it is convenient to realize different working modes. At the same time, the wind deflector 30 can also play a role of blocking outdoor noise.

Specifically, the wind deflector 30 in this embodiment can be rotatably disposed on the housing 10, so that the wind deflector 30 can be rotated to the first wind blocking position or the second wind blocking position. With this arrangement, the wind deflector 30 can be conveniently moved to the first wind blocking position or the second wind blocking position, so as to realize different working modes according to different actual conditions.

In this embodiment, the housing 10 includes a first side wall 14 and a second side wall 15 , the first side wall 14 and the second side wall 15 are connected at a predetermined angle, and the first side wall 14 is provided with a first air inlet 11. A second air inlet 12 is provided on the second side wall 15 . Specifically, in this embodiment, the first side wall 14 and the second side wall 15 are arranged at an included angle of 90 degrees. When the wind deflector 30 is in the first wind blocking position, the wind deflector 30 is disposed opposite to the first side wall 14 to cover the first air inlet 11 . When the wind deflector 30 is in the second wind blocking position, the wind deflector 30 is disposed opposite to the second side wall 15 to cover the second air inlet 12 .

Specifically, a sealing member may be provided at the first air inlet 11 ; or a sealing member may be provided at the second air inlet 12 ; or a sealing member may be provided at both the first air inlet 11 and the second air inlet 12 . Specifically, in this embodiment, in order to improve the sealing performance, both the first air inlet 11 and the second air inlet 12 are provided with sealing members, the sealing member at the first air inlet 11 is arranged around the first air inlet 11, and the first air inlet 11 is provided with a sealing member. The seals at the second air inlets 12 are arranged around the second air inlets 12 to further improve the sealing performance and prevent air from passing through the gap between the wind deflector 30 and the first air inlet 11 or between the wind deflector 30 and the second air inlet 12 The gap between them leaks out. Specifically, the sealing member may be a sponge.

In this embodiment, the fresh air device further includes a fixing member 40, the fixing member 40 is arranged on the housing 10, the fixing member 40 is located in the filter cavity, the fixing member 40 has an insertion gap, and at least part of the filter member 20 is inserted in the plug-in connection At the gap, the filter element 20 can be fixed by the fixing element 40 . With this arrangement, the fixing member 40 can fix the filter member 20, so that the filter member 20 can be stably arranged in the filter cavity, which improves the setting stability of the filter member 20, and also improves the filtering performance, which is convenient to better improve Air quality to better improve user comfort.

Specifically, the filter element 20 in this embodiment is a filter screen, the fixing element 40 includes a first fixing frame and a second fixing frame, the first fixing frame and the second fixing frame are arranged at intervals, and the first fixing frame and the second fixing frame are The gap between them forms an insertion gap, and the filter screen is inserted at the insertion gap. By adopting such a plug-in arrangement, the arrangement stability of the filter element 20 can be better improved, so as to further improve the filtering performance. Specifically, the first fixing frame and the second fixing member 40 in this embodiment may both have a cross structure.

In this embodiment, the first air inlet portion and the first air outlet portion 13 are disposed opposite to both ends of the casing 10 . Specifically, the first air inlet portion is located at the bottom of the casing 10 , and the first air outlet portion 13 is located at the top of the casing 10 . The air entering the filter cavity from the first air inlet part at the bottom will be filtered by the filter element 20, and the filtered air will be discharged from the first air outlet part 13 at the top. air quality.

In this embodiment, the housing 10 includes a main casing and an air inlet casing, the air inlet casing is protruded from the main casing, the air inlet casing is disposed at the bottom of the main casing, the first air inlet 11 and the second air inlet The air inlets 12 are all arranged on the air inlet housing. The air inlet housing includes a first side wall 14 and a second side wall 15 . With this arrangement, outdoor fresh air or indoor air can be better introduced into the filter cavity, and at the same time, the air can be better filtered.

In order to facilitate the movement of the air baffle 30, the fresh air device in this embodiment further includes a first motor 120 and a rotating shaft 110. The first motor 120 is located at the bottom of the air inlet housing, and the first motor 120 is connected to the rotating shaft 110. The wind deflector 30 is rotatably provided on the rotation shaft 110 . The first motor 120 is drivingly connected to the wind shield 30 , so as to drive the wind shield 30 to move to the first wind shielding position or the second wind shielding position through the first motor 120 . By adopting such an arrangement, the automation degree of the device is improved, and by controlling the movement of the motor, the wind deflector 30 can be conveniently moved to the first wind blocking position or the second wind blocking position, so as to better protect the outdoor fresh air or indoor air. Filtration for better indoor air quality. The fresh air device in this embodiment further includes a control device, which is connected to the first motor 120 to control the operation of the first motor 120 through the control device, so as to adjust the position of the wind deflector 30 so as to make the wind deflector 30 Move to the first windshield position or the second windshield position.

Specifically, the control device in this embodiment can also receive external signals. Specifically, the user can send an instruction signal to the control device through a remote controller as required to control the operation of the first motor 120 so as to make the windshield 30 easier to operate. It is convenient and practical to move to the first windshield position or the second windshield position.

The main housing of the fresh air device in this embodiment includes a sealing cover 60 and a volute cover 70, the volute 100 is arranged between the sealing cover 60 and the volute cover 70, and the sealing cover 60 and the volute cover 70 play a sealing role. The fresh air device in this embodiment further includes a fan blade 80 , a second motor 90 and a motor cover 130 . The fan blade 80 and the second motor 90 are arranged on the volute 100 to drive the fan blade 80 under the action of the second motor 90 . Rotate, so as to introduce outdoor fresh air or indoor air into the volute 100 under the action of the rotation of the fan blade 80 . The motor cover 130 is located at the level of the air inlet housing, and the motor cover 130 is covered on the first motor 120 to protect the first motor 120 through the motor cover 130 .

When the fresh air device is operating in mode 1, the air baffle 30 is located on the side of the second air inlet 12, and the air baffle 30 is in close contact with the sponge around the second air inlet 12, preventing indoor air from entering the filter cavity of the fresh air device. Inside, the second motor 90 drives the fan blades 80 to rotate, and the fresh air from the outdoor side is sucked into the filter cavity of the fresh air device through the second air inlet 12, and filtered through the filter screen (the filter screen here can be the health filter screen) (the health filter screen here). The net can filter out dust, peculiar smell, etc. in the outdoor air, then enter into the other side of the volute cover 70, and finally pass through the fan blade 80 and then be discharged into the room by the first air outlet 13.

When the fresh air device is operating in mode 2, the air baffle 30 is on the side of the first air inlet 11, and the air baffle 30 is closely attached to the sponge around the first air inlet 11 to prevent the outside air from entering the fresh air device compartment. The second motor 90 drives the fan blade 80 to rotate, and the fresh air from the indoor side is sucked into the fresh air equipment compartment through the first air inlet 11, filtered through the health filter (here, the health filter can filter out the dust in the indoor air, etc.) and then enters the volute The other side of the cover 70 is in the compartment, and finally passes through the fan blade 80 and is discharged into the room by the first wind part.

The fresh air device of the present invention is located in the left casing of the air conditioner, and the air discharged from the air outlet of the fresh air device can directly enter the air conditioner under the driving of the airflow, and is discharged from the air outlet at the lower end of the air conditioner after the cooling or heating operation is completed. completes a cycle.

The biggest feature of the fresh air device of the present invention is that it can choose whether to inhale the outside air or filter the indoor air, and also can choose to only run the air conditioner without using the fresh air device. These operations are controlled by the remote control, which is very convenient.

As shown in FIG. 5 , the second embodiment of the present invention provides an air conditioner indoor unit. The air conditioner indoor unit includes a fresh air device, and the fresh air device is the fresh air device provided in the first embodiment.

In this embodiment, the air conditioner indoor unit includes an indoor unit casing 50, the fresh air device is arranged in the indoor unit casing 50, an opening 51 is provided on the top of the indoor unit casing 50, and the opening 51 is connected to the first outlet of the fresh air device. The parts are arranged opposite to each other, so that the air discharged from the first outlet of the fresh air device flows into the room through the opening part 51 . With such an arrangement, it is convenient for the filtered air to enter the room, so as to better improve the quality of the indoor air.

In this embodiment, the indoor unit casing 50 is further provided with a second air inlet portion 52 , and the opening portion 51 and the second air inlet portion 52 are both located on the top of the indoor unit casing 50 , so that a portion of the indoor unit casing 50 is formed by the opening portion 51 . The exhausted air enters the indoor unit casing 50 through the second air inlet portion 52 . With this arrangement, the filtered outdoor fresh air or indoor air can be easily introduced into the second air inlet portion 52 and discharged from the second air outlet portion 53 at the bottom after heat exchange by the indoor unit of the air conditioner, which is beneficial to the indoor air. The circulation can better improve the quality of indoor air and improve the user's comfort.

From the above description, it can be seen that the above-mentioned embodiment of the present invention achieves the following technical effects: it not only solves the problem that the indoor air quality is degraded after closing the doors and windows for a long time and turning on the air conditioner, but also can achieve the effect of not inhaling outdoor air. In the case of air, the indoor air is filtered to achieve the effect of improving indoor air quality. The fresh air device controls the operation of the first motor through the remote control, so as to control the movement of the wind deflector through the first motor, so as to switch between two different working modes.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the invention unless specifically stated otherwise. Meanwhile, it should be understood that, for the convenience of description, the dimensions of various parts shown in the accompanying drawings are not drawn in an actual proportional relationship. Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the authorized description. In all examples shown and discussed herein, any specific value should be construed as illustrative only and not as limiting. Accordingly, other examples of exemplary embodiments may have different values. It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

In the description of the present invention, it should be understood that the orientations indicated by orientation words such as "front, rear, top, bottom, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. Or the positional relationship is usually based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and these orientation words do not indicate or imply the indicated device or element unless otherwise stated. It must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be construed as a limitation on the protection scope of the present invention; the orientation words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

For ease of description, spatially relative terms, such as "on", "over", "on the surface", "above", etc., may be used herein to describe what is shown in the figures. The spatial positional relationship of one device or feature shown to other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or features would then be oriented "below" or "over" the other devices or features under other devices or constructions". Thus, the exemplary term "above" can encompass both an orientation of "above" and "below." The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

In addition, it should be noted that the use of words such as "first" and "second" to define components is only for the convenience of distinguishing corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood to limit the scope of protection of the present invention.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (13)

1. a fresh air device, is characterized in that, comprises: A casing (10), at least a part of the casing (10) is used to enclose a filter cavity, the casing (10) is provided with a first air inlet part and a first air outlet (13), the first air inlet part (13) is provided on the casing (10) The air part includes a first air inlet (11) and a second air inlet (12), the first air inlet (11) is used for introducing outdoor air, and the second air inlet (12) is used for introducing indoor air , the filter cavity can be selectively communicated with the first air inlet (11) or the second air inlet (12); A filter element (20) is provided on the housing (10), the filter element (20) is located in the filter cavity, and the filter element (20) is used for filtering the air in the filter cavity, So that the filtered air is discharged from the first air outlet (13). 2. fresh air device according to claim 1, is characterized in that, described fresh air device also comprises: a wind shield (30), which is movably arranged on the casing (10), the wind shield (30) having a first wind shield position and a second wind shield position; Wherein, when the wind deflector (30) is in the first wind blocking position, the wind deflector (30) is shielded at the first air inlet (11), so that indoor air can pass through the first air inlet (11). The second air inlet (12) enters the filter cavity for filtering; when the wind deflector (30) is in the second wind blocking position, the wind deflector (30) blocks the second air inlet ( 12), so that the outdoor air enters the filter cavity through the first air inlet (11) for filtering. 3. The fresh air device according to claim 2, characterized in that, the wind deflector (30) is rotatably arranged on the housing (10), so that the wind deflector (30) is rotated to any the first windshield position or the second windshield position. 4. The fresh air device according to claim 2, wherein the housing (10) comprises a first side wall (14) and a second side wall (15), the first side wall (14) and all the The second side wall (15) is connected and arranged at a predetermined angle, the first air inlet (11) is provided on the first side wall (14), and the second side wall (15) is provided with the first air inlet (11). The second air inlet (12); when the wind deflector (30) is in the first wind blocking position, the wind deflector (30) is disposed opposite the first side wall (14) to cover the the first air inlet (11); when the wind deflector (30) is in the second wind blocking position, the wind deflector (30) is arranged opposite to the second side wall (15) to cover the second air inlet (12). 5. fresh air device according to claim 1 is characterized in that, A seal is provided at the first air inlet (11) and/or the second air inlet (12). 6. The fresh air device according to claim 1, wherein the fresh air device further comprises: A fixing member (40) is provided on the housing (10), the fixing member (40) is located in the filter cavity, the fixing member (40) has a plug-in gap, and the filter member (20) has an insertion gap. At least part of the filter element (20) is inserted in the insertion gap, so as to fix the filter element (20) by the fixing element (40). 7 . The fresh air device according to claim 6 , wherein the filter element ( 20 ) is a filter screen, the fixing element ( 40 ) comprises a first fixing frame and a second fixing frame, and the first fixing frame The frame and the second fixing frame are arranged at intervals, the gap between the first fixing frame and the second fixing frame forms the insertion gap, and the filter screen is inserted at the insertion gap. 8 . The fresh air device according to claim 1 , wherein the first air inlet portion and the first air outlet portion ( 13 ) are oppositely arranged at both ends of the housing ( 10 ). 9 . 9 . The fresh air device according to claim 2 , wherein the outer casing ( 10 ) comprises a main casing and an air inlet casing, and the air inlet casing is protruded from the main casing, and the The air inlet casing is arranged at the bottom of the main casing, and the first air inlet (11) and the second air inlet (12) are both arranged on the air inlet casing. 10. The fresh air device according to claim 9, characterized in that, the fresh air device further comprises a first motor (120), the first motor (120) is located at the bottom of the air inlet housing, and the first motor (120) is located at the bottom of the air inlet housing. A motor (120) is drivingly connected to the windshield (30), so as to drive the windshield (30) to move to the first windshield position or the second windshield through the first motor (120). windshield position. 11. An air conditioner indoor unit, characterized in that the air conditioner indoor unit comprises a fresh air device, and the fresh air device is the fresh air device according to any one of claims 1 to 10. The air conditioner indoor unit according to claim 11, characterized in that the air conditioner indoor unit comprises an indoor unit casing (50), the fresh air device is arranged in the indoor unit casing (50), and the indoor unit The top of the housing (50) is provided with an opening (51), and the opening (51) is arranged opposite to the first outlet of the fresh air device, so that the air discharged from the first outlet of the fresh air device It flows into the room through the opening (51). 13. The air conditioner indoor unit according to claim 12, characterized in that, the indoor unit casing (50) is further provided with a second air inlet portion (52), the opening portion (51) and the first air inlet portion (52). Both the two air inlets (52) are located at the top of the indoor unit casing (50), so that part of the air exhausted from the opening (51) enters the room through the second air inlet (52). inside the casing (50).

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