CN218672371U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model provides an air conditioner indoor unit, comprising: a first air outlet column, the first air outlet column is in the shape of a vertical column, and a first air outlet is opened on the front side of the first air outlet column; and a second air outlet column , the second air outlet column is a vertical column, and the front side of the second air outlet column is provided with a second air outlet; the second air outlet column is movably arranged around the circumference of the first air outlet column along a preset track, so as to The second air outlet column has at least two relative positions relative to the first air outlet column. Since the second air outlet column is obviously smaller than the first air outlet column, the second air outlet column can be moved relative to the first air outlet column during the circumferential movement of the second air outlet column along the preset track around the first air outlet column. There are at least two relative positions, so that the indoor unit of the air conditioner has a variety of air outlet modes, and the degree of intelligence is high, which can increase the indoor air circulation, make the indoor air quickly reach and maintain the preset temperature, and have an energy-saving effect.

Description

air conditioner indoor unit

technical field

The utility model relates to the technical field of air conditioning, in particular to an air conditioner indoor unit.

Background technique

With the development of the times and the advancement of technology, users not only expect faster cooling and heating speeds from air conditioners, but also pay more and more attention to the comfort performance of air conditioners. The existing vertical air conditioner indoor unit is usually provided with a vertical strip-shaped air outlet on the front side of the housing, and the wind can be swung up, down, left, and right through the air guiding device. On this basis, some existing technologies have made many improvements to the air outlet structure, such as blowing out soft air, fresh air, and humidified airflow. However, the two air outlets of the existing air mixing structure are only used for air mixing, and the air outlet mode is single.

Utility model content

The purpose of the utility model is to overcome the above problems or at least partly solve the above problems, and provide an air conditioner indoor unit, which enables the air conditioner indoor unit to have multiple air outlet modes.

Specifically, the utility model provides an air conditioner indoor unit, including:

a first air outlet column, the first air outlet column is in the shape of a vertical column, and a first air outlet is opened on the front side of the first air outlet column; and

The second air outlet column, the second air outlet column is a vertical column, and the front side of the second air outlet column is provided with a second air outlet; the lateral width of the second air outlet column is the same as that of the first air outlet column The ratio of the lateral width of the first air outlet column is less than 1/2; the ratio of the depth dimension of the second air outlet column along the front and rear direction to the depth dimension of the first air outlet column along the front and rear direction is less than 1/2;

The second air outlet column is movably arranged around the circumference of the first air outlet column along a preset trajectory, so that the second air outlet column has at least two opposite columns relative to the first air outlet column. Location.

Optionally, the line connecting the two ends of the preset track is collinear with the line connecting the two diagonals of the first air outlet column; or, the two ends of the preset track are connected so as to go around the second Once the wind comes out, it will last for a week.

Optionally, in the initial position, the first air outlet column and the second air outlet column are arranged in a horizontal direction; the preset trajectory includes:

a first track segment, the first track segment extends along the transverse direction and is arranged on the front side of the first air outlet column; and

For the second track segment, the front end of the second track segment is connected to an end of the first track segment close to the second air outlet column, and the second track segment is backward and away from the front end of the second track segment. The direction of the first air outlet column extends obliquely to its rear end.

Optionally, the preset trajectory is a circle around the first air outlet column.

Optionally, a first air inlet communicating with the first air outlet is provided on the rear side of the first air outlet column; a heat exchanger and a heat exchange fan are arranged inside the first air outlet column, and the The heat exchange fan makes the air flow enter the first air outlet column from the first air inlet, exchange heat with the heat exchanger to form a heat exchange air flow, and flow out from the first air outlet.

Optionally, the heat exchange fan is a vertical cross-flow fan, and the preset trajectory is on the same straight line as the rotation axis of the cross-flow fan.

Optionally, the rear side of the second air outlet column is provided with a second air inlet communicating with the second air outlet;

The second air outlet column is rotatably arranged around a vertical axis, so that the second air outlet column can be rotated after moving to a target position along the preset trajectory, so that the second air inlet is directed toward the the first air outlet, or make the second air outlet face the first air inlet, or make the second air outlet face the first air outlet.

Optionally, the first air outlet is in the shape of a vertical bar; the second air outlet is in the shape of a vertical bar;

In the initial position, the first air outlet column and the second air outlet column are arranged horizontally,

The first air outlet faces forward and faces the second air outlet column;

The second air outlet faces forward and faces the first air outlet column;

In the initial position, the airflow flowing out of the first air outlet and the airflow flowing out of the second air outlet can be mixed;

In the initial position, an air-inducing interval is formed between the second air outlet column and the first air outlet column, so that when the first air outlet and/or the second air outlet blow out air, rely on negative pressure drive the air in the air-inducing compartment to flow forward;

A first air guide for guiding the first air outlet in a transverse air outlet direction is installed on the first air outlet column;

A second air guide member for guiding the second air outlet in a transverse air outlet direction is installed on the second air outlet column.

Optionally, the air-conditioning indoor unit further includes a driving device,

The vertical axis passes through the second air outlet column, and the vertical axis is spaced apart from the second air outlet;

The driving device is configured to drive the second air outlet column to rotate, and the driving device is activated when the flow velocity of the air flowing out of the second air outlet reaches a preset value;

A vertical strip-shaped air duct is arranged in the second air outlet column, and the air duct communicates with the second air inlet and the second air outlet;

A first fan is arranged in the air duct, and the first fan makes the air flow enter the air duct from the second air inlet, and then flow out from the first air outlet; the first fan is a cross-flow fan; The vertical axis is the rotation axis of the first fan.

Optionally, the air-conditioning indoor unit further includes a functional module and a lower case;

The functional module cooperates with the second air outlet column, and the functional module is configured to process the air flow passing through it or add substances to the air flow;

The airflow flowing out of the first air outlet is a heat-exchanging airflow, and the airflow flowing out of the second air outlet is a non-heat-exchanging airflow; the functional modules are fresh air devices, oxygenation devices, purification devices, humidification devices, and water washing devices. One or more of, the corresponding non-heat exchange air flow is one or more of fresh air flow, purified air flow, humidified air flow, oxygenation air flow and water washing air flow, or the corresponding non-heat exchange air flow is fresh air flow 1. A mixed airflow formed by one or more of purified airflow, humidified airflow, oxygen-added airflow and water washing airflow and indoor air; the purification device has dust removal and/or sterilization functions;

A vertical strip-shaped air duct is arranged in the second air outlet column, and the air duct communicates with the second air outlet; the outlet of the functional module communicates with the upper end or lower end of the air duct;

The lower case is arranged under the first air outlet column and the second air outlet column; the functional module is arranged in the lower case.

The air conditioner indoor unit of the utility model uses the first air outlet column to blow out the heat-exchange airflow, and uses the second air outlet column to blow out the non-heat-exchange airflow. After blowing out, the heat-exchange airflow and the non-heat-exchange airflow can be mixed to form a mixed airflow. The temperature of the air flow is closer to the room temperature than the heat exchange air flow, with higher comfort and softer wind feeling, which also increases the air volume and wind speed, and the air supply distance is longer, which can also make the air flow out of the second air outlet better. Spread throughout the room. The airflow flowing out of the first air outlet and the airflow flowing out of the second air outlet can also be blown separately, or can be blown separately without mixing. In particular, during the circumferential movement of the second air outlet column around the first air outlet column along the preset track, the second air outlet column can have at least two relative positions relative to the first air outlet column, so that the air conditioner The indoor unit has a variety of air outlet methods, and is highly intelligent, which helps to increase the indoor air circulation, so that the indoor air can quickly reach and maintain the preset temperature, which has an energy-saving effect. And the second air outlet column is obviously smaller than the first air outlet column, which facilitates the movement of the second air outlet column around the first air outlet column.

Further, after the second air outlet column moves to the target position along the preset track, it can rotate around the vertical axis, so that the second air inlet faces the first air outlet, or the second air outlet faces the first air inlet, or Making the second air outlet face the first air outlet further increases the diversity of air outlet modes.

Furthermore, in the air-conditioning indoor unit of the present utility model, the airflow flowing out of the second air outlet is at least formed under the action of the functional module, and the airflow flowing out of the second air outlet is blown out independently, so that the additional functions of the air-conditioning indoor unit do not have to be attached to the replacement. Hot air duct. At the same time, the second air outlet column can be rotated to facilitate the transportation of the airflow flowing out of the second air outlet. For example, when there are many requirements for the airflow flowing out of the second air outlet, the delivery of the airflow flowing out of the second air outlet can be accelerated and the second air outlet column can be rotated at the same time, so that it can be better diffused to various places in the room, and the function module can be improved. effects, such as enhancing the effects of humidification/fresh air/dust removal/sterilization/oxygenation.

Furthermore, in the indoor unit of the air conditioner of the present utility model, a second air outlet column is designed in parallel with the first air outlet column, and the second air outlet column is obviously smaller than the first air outlet column. This structure breaks through the conventional, very It is novel and ingenious, and its unique appearance also enhances the decorative attributes of the household air conditioner.

According to the following detailed description of specific embodiments of the utility model in conjunction with the accompanying drawings, those skilled in the art will be more aware of the above and other objectives, advantages and features of the utility model.

Description of drawings

Hereinafter, some specific embodiments of the present utility model will be described in detail in an exemplary rather than restrictive manner with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:

Fig. 1 is a schematic front view of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 2 is a schematic top view of the air conditioner indoor unit shown in Fig. 1;

Fig. 3 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 4 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 5 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 6 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 7 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 8 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1;

Fig. 9 is a schematic state reference diagram of the air conditioner indoor unit shown in Fig. 1 .

Detailed ways

The air conditioner indoor unit according to the embodiment of the present invention will be described below with reference to FIGS. 1 to 9 . Among them, the orientation or positional relationship indicated by "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", "horizontal", etc. are based on the The orientation or positional relationship is only for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a reference to the utility model. limits.

The terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, 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 utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. When a feature "comprises or comprises" one or some of the features it encompasses, unless specifically stated otherwise, this indicates that other features are not excluded and that other features may be further included.

Unless otherwise expressly specified and limited, terms such as "mounted", "connected", "connected", "fixed" and "coupled" should be interpreted in a broad sense, for example, it may be a fixed connection or a detachable connection, or Integrate; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, can be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly defined . Those of ordinary skill in the art should be able to understand the specific meanings of the above terms in the present utility model according to specific situations.

Fig. 1 is a schematic front view of an air-conditioning indoor unit according to an embodiment of the present invention. As shown in Fig. 1 and referring to Figs. Air outlet column 10, second air outlet column 20.

The first air outlet column 10 is in the shape of a vertical column, and the front side of the first air outlet column 10 is provided with a first air outlet 11 for blowing out the airflow, and the first air outlet 11 is in the shape of a vertical strip. The second air outlet column 20 is in the shape of a vertical column, and the front side of the second air outlet column 20 is provided with a second air outlet 21 for blowing air. The second air outlet 21 is in the shape of a vertical bar. In the initial position, the second air outlet column 20 and the first air outlet column 10 are arranged horizontally, and the left and right directions perpendicular to the front and rear directions of the air conditioner indoor unit are "horizontal".

Specifically, the airflow flowing out of the first air outlet 11 is heat exchange airflow. "Heat exchange airflow" refers to the airflow that completes heat exchange with the heat exchanger 14 of the air conditioner and is used to adjust the indoor temperature. The heat exchanger 14 is connected with the compressor, the heat exchanger of the outdoor unit, the throttling device and other refrigeration components through pipelines to form a vapor compression refrigeration cycle system. When the indoor unit of the air conditioner is in cooling mode, the heat exchange airflow is cold air. When the indoor unit of the air conditioner is in the heating mode, the heat exchange airflow is hot air. The heat exchange air is blown to the indoor environment through the first air outlet 11 to complete the cooling and heating of the indoor environment. The airflow flowing out of the second air outlet 21 is a non-heat exchange airflow, and its function is to assist in adjusting the indoor environment. When the indoor unit of the air conditioner in the embodiment of the utility model is running, the first air outlet column 10 and the second air outlet column 20 can be turned on for air supply alternatively or at the same time.

Since there is no need to install a heat exchanger 14 in the second air outlet column 20, the second air outlet column 20 can be designed to be thinner, making it significantly thinner than the first air outlet column 10. This asymmetrical design just satisfies The need for air outlet also makes the appearance of the indoor unit of the air conditioner more novel and unique, which improves the competitiveness of the product.

For example, at the initial position, as shown in FIGS. 2-3 , the ratio of the lateral width of the second air outlet column 20 to the lateral width of the first air outlet column 10 may be less than 1/2. The ratio of the depth dimension of the second air outlet column 20 along the front and rear direction to the depth dimension of the first air outlet column 10 along the front and rear direction is less than 1/2, so as to form a differentiated appearance of double columns. The front and rear positions of the second air outlet 21 and the first air outlet 11 can be aligned or substantially aligned, for example, the distance between the two is not more than 10 cm, so that the non-heat exchange air flow and the heat exchange air flow can be better mixed. That is to say, the second air outlet column 20 is mainly located on the lateral side of the first half of the first air outlet column 10; the horizontal side of the .

In this embodiment of the present utility model, the second air outlet column 20 is movably arranged around the circumferential direction of the first air outlet column 10 along the preset trajectory 50, so that the second air outlet column 20 is relative to the first air outlet column. Column 10 has at least two relative positions.

Since the second air outlet column 20 is obviously smaller than the first air outlet column 10, the second air outlet column 20 can be moved relative to the first air outlet column 10 during the circumferential movement of the second air outlet column 20 along the preset track. The first air outlet column 10 has at least two relative positions, so that the air conditioner indoor unit has multiple air outlet modes.

In some embodiments of the present utility model, the second air outlet column 20 has an initial position, and the second air outlet column 20 also has a second position in the outflow direction of the airflow flowing out of the first air outlet 11, so as to block the first The air outlet 11 prevents the first air outlet 11 from blowing directly. Also for example, the second air outlet column 20 has an initial position, and the second air outlet column 20 also has a third position between the first air outlet 11 and the user's position, so as to block the first air outlet 11 and prevent the first air outlet from The airflow blown out by the air outlet 11 blows directly on the person at the user's position, and the user's position can be further detected through human sensing, and then the second air outlet column 20 is controlled to move between the user's position and the first air outlet 11 .

In some embodiments of the present utility model, the second air outlet column 20 has an initial position, and the second air outlet column 20 also has a fourth position. At the fourth position, the second air outlet 21 can be rotated to align with the first air outlet. The position of the first air inlet 13 , or the second air outlet post 20 also has a fifth position, and at the fifth position, the second air inlet 23 can be rotated to align with the first air outlet 11 .

Further, the second air outlet column 20 can be moved to the above-mentioned initial position, the second position, the third position, the fourth position, and the fifth position, and of course it can also be moved to other positions other than these five positions, so as to realize various Blow the air.

Further, the line connecting the two ends of the preset track is collinear with the two diagonal lines of the first air outlet column 10; or, the two ends of the preset track are connected to circle the first air outlet column 10, for example , the preset trajectory 50 is a circle around the first air outlet column 10 , specifically a circle coaxial with the rotation axis of the heat exchange fan 15 .

In other embodiments of the present utility model, in the initial position, the first air outlet column 10 and the second air outlet column 20 are arranged laterally; the preset track includes a first track segment and a second track segment, and the first track segment is along the Extend in the transverse direction and be arranged on the front side of the first air outlet column; the front end of the second track segment is connected to an end of the first track segment adjacent to the second air outlet column 20, and the second track segment is backward and toward the front end of the first track segment. The direction away from the first air outlet column 10 extends obliquely to its rear end.

In some embodiments of the present utility model, in the initial position, the first air outlet 11 faces forward and toward the second air outlet column 20, that is, the first air outlet 11 faces obliquely forward, and the second air outlet 21 faces forward and toward The first air outlet column 10 , that is, the second air outlet 21 faces obliquely forward. Further, in the initial position, the rear edge of the second air outlet 21 is at the front side of the rear edge of the first air outlet 11; the front edge of the second air outlet 21 is at the front edge of the first air outlet 11 the rear side of the A display device 18 is provided on the front side of the first air outlet column 10 , and the display device 18 is located on a side of the first air outlet 11 away from the second air outlet 21 .

In some embodiments of the present invention, the first air outlet column 10 is equipped with a first air guide for guiding the horizontal air outlet direction of the first air outlet 11. The first air guide member may include a plurality of first air guide plates 12 . "Guiding the horizontal air outlet direction" refers to changing the angle between the air outlet direction and the front-to-back direction, such as making the air outlet air flow to the front, to the left front, to the right front, and so on. A second air guide member for guiding the lateral air outlet direction of the second air outlet 21 is mounted on the second air outlet column 20 . The second air guide member may include a plurality of second air guide plates 22 . The main control board of the air conditioner can be electrically connected with the first air guiding part and the motor of the first air guiding part at the same time, so as to control the coordinated action of the two.

In some embodiments of the present invention, there are at least two first wind deflectors 12, and the rotation axis of the rearmost first wind deflector 12 is located at the rear edge of the first air outlet, or the rearmost The distance between the rotation axis of the first air deflector 12 and the rear edge of the first air outlet is smaller than the distance between the rotation axis of the first air outlet and the front edge of the first air outlet. In the initial position, the rotation axis of the rearmost second wind deflector 22 is located at the rear edge of the second air outlet, or between the rotation axis of the rearmost second wind deflector 22 and the rear edge of the second air outlet. The distance between them is smaller than the distance between the front edge of the second air outlet; the number of the second air deflector 22 is one. Preferably, there are two first wind deflectors 12 . The number of the second air deflector 22 is one.

In some embodiments of the present utility model, the lower end or the upper end of the second air outlet column 20 is rotatably arranged around a horizontal axis, and the horizontal axis is perpendicular to the plane where the first air outlet 11 is located, so that the second air outlet column 20 It can be rotated to the front of the first air outlet to cover a part of the first air outlet. The second air outlet column 20 is arranged obliquely, which can block some areas of the first air outlet 11, such as blocking the area with the highest air outlet temperature and the lowest area of the first air outlet 11, so that the air outlet of the first air outlet 11 The temperature is more uniform, which improves the comfort of the user. Of course, it can also be shaded according to the needs of the user, which has the effect of improving the user experience.

Furthermore, the indoor unit of the air conditioner also includes a plurality of temperature sensors, which are sequentially arranged at the first air outlet 11 along the vertical direction, so as to detect the outlet air temperature at multiple positions above and below the first air outlet 11, and then according to the temperature of the outlet air The second air outlet column 20 is rotated to the front side of the area corresponding to the corresponding outlet air temperature of the first air outlet 11 . Specifically, the first air outlet 11 is divided into six regions, and the outlet air temperatures of these six regions are respectively detected by six temperature sensors. When heating, the second air outlet column 20 rotates to the front side of the area corresponding to the lowest air outlet temperature of the first air outlet 11; The front side of the zone corresponding to the highest outlet air temperature.

In some embodiments of the present invention, at the initial position, the airflow flowing out of the first air outlet 11 and the airflow flowing out of the second air outlet 21 can be mixed. The airflow flowing out of the second air outlet 21 can be non-heat exchange airflow, the airflow flowing out of the first air outlet 11 and the airflow flowing out of the second air outlet 21 can be mixed after being blown out to form a mixed airflow, and the temperature of the mixed airflow is compared to The heat exchange air flow is closer to the room temperature, the comfort is higher, the wind feeling is softer, the air volume and wind speed are increased, the air supply distance is longer, and the air flow out of the second air outlet 21 can be better diffused to various places in the room .

In some embodiments of the present utility model, in the initial position, an air-inducing interval 16 is formed between the second air outlet column 20 and the first air outlet column 10, so that the first air outlet 11 and/or the second air outlet 21 When the wind blows, rely on the negative pressure to drive the air in the air-inducing compartment 16 to flow forward. Between the first air outlet column 10 and the second air outlet column 20, an air induction interval 16 is formed. In this way, when the first air outlet column 10 and/or the second air outlet column 20 blow out the wind, a negative pressure environment is formed at the air introduction space 16, which promotes the indoor air behind the indoor unit of the vertical air conditioner to move forward through the air introduction space 16. flow, so as to mix into the airflow of the first air outlet column 10 or the second air outlet column 20, which makes the indoor air mix in a larger amount and faster, and form a stronger air mixing effect. Compared with the heat exchange airflow, the temperature of the mixed airflow is closer to the room temperature, with higher comfort and softer wind feeling, which also increases the air volume and wind speed, and the air supply distance is longer.

In some embodiments of the present utility model, as shown in FIG. 1 , the first air outlet 11 and the second air outlet 21 can be in the shape of integral vertical bars extending from top to bottom, or can also be composed of multiple sub-air outlets arranged vertically. The intermittent vertical strips formed by the air outlet.

In some embodiments of the present invention, as shown in FIG. 2 , a first air inlet 13 communicating with the first air outlet 11 is provided on the rear side of the first air outlet column 10 . The first air outlet column 10 is provided with a heat exchanger 14 and a heat exchange fan 15, and the heat exchange fan 15 flows out the heat exchange air flow after passing through the heat exchanger 14 from the first air outlet 11, and at this time flows out of the first air outlet 11 The airflow is heat exchange airflow. The heat exchange fan 15 is a cross-flow fan arranged vertically. In some alternative embodiments, the heat exchange fan 15 is a plurality of axial flow fans or centrifugal fans arranged in sequence along the vertical direction.

In some embodiments of the present invention, as shown in FIG. 2 , a second air inlet 23 communicating with the second air outlet 21 is provided on the rear side of the second air outlet column 20 . The second air outlet column 20 is provided with a vertical air channel, and the air channel communicates with the second air inlet 23 and the second air outlet 21 . A first fan 31 is arranged in the air duct, and the first fan 31 makes the air flow enter the air duct from the second air inlet 23 and then flow out from the first air outlet 11; the first fan 31 is a cross-flow fan.

In some embodiments of the present utility model, the second air outlet column 20 is rotatably arranged around the vertical axis, so that the second air outlet column can be rotated after moving to the target position along the preset trajectory 50, so that the second air outlet column The air inlet faces the first air outlet, or the second air outlet faces the first air inlet, or the second air outlet faces the first air outlet; The cooperation is more diversified, thereby further increasing the diversity of air supply and realizing the diversification of indoor unit functions.

Since the second air outlet column 20 is rotatably arranged around the vertical axis, the utility model can realize combined air outlet and mixed air outlet. The combination of the first air outlet column 10 and the second air outlet column 20 has the following two situations, specifically: as shown in Figure 7, when the second air outlet column 20 moves around the preset track 50 to the first outlet When the front side of the air outlet 11 is used, the second air outlet column 20 is rotated around the vertical axis so that the second air inlet 23 faces the first air outlet 11; or as shown in Figure 8, when the second air outlet column 20 rotates around the preset Assume that when the track 50 moves to the rear side of the first air inlet 13 , the second air outlet column 20 is rotated around the vertical axis so that the second air outlet 21 faces the first air inlet 13 .

The mixed air outlet of the first air outlet column and the second air outlet column is specifically, as shown in Figure 9, when the second air outlet column 20 moves around the preset track 50 to the vicinity of the first air outlet 11, the The second air outlet column 20 rotates around the vertical axis so that the second air inlet 23 faces the first air outlet 11 with a certain angle between them; when in use, part of the air flow from the first air outlet 11 passes through the first air outlet 11 The second air inlet 23 is sucked into the second air outlet column 20, and then flows out through the second air outlet 21, thereby increasing the range and angle of air supply. Simultaneously, the second air inlet 23 can also inhale part of the indoor wind, that is, after the airflow flowing out of the first air outlet 11 mixes with the indoor air to form a mixed wind (the mixed wind is a uniform wind), and the mixed wind passes through the second air inlet 23 It is sucked into the second air outlet column 20, and then flows out through the second air outlet 21, so that the temperature of the air outlet from the second air outlet column 20 is more uniform and softer.

Preferably, the vertical axis passes through the second air outlet column 20 , and the vertical axis is spaced apart from the second air outlet 21 , of course, the vertical axis can also be at other positions. Preferably, the vertical axis is the rotation axis of the first blower 31, so that only the second air outlet column 20 can be rotated, and the cross-flow fan does not need to follow the rotation. The structure is simple, the control is convenient, and it is easy to implement.

In some embodiments of the present invention, the air conditioner indoor unit further includes a function module 40 . The functional module 40 is configured to process the gas flowing through it or add substances to the airflow, and the functional module 40 cooperates with the second air outlet column 20 . The outlet of the functional module 40 communicates with the upper or lower end of the air duct; or, the outlet of the functional module 40 communicates with the second air inlet 23.

The functional module 40 is one or more of a fresh air device, an oxygenation device, a purification device, a humidification device and a water washing device. When the outlet of the functional module 40 communicates with the second air inlet 23 , the corresponding non-heat exchange air flow is one or more of fresh air flow, purified air flow, humidified air flow, oxygen added flow and water washing air flow. When the outlet of the functional module 40 communicates with the upper or lower end of the air duct, the corresponding non-heat exchange air flow is a mixture of one or more of fresh air flow, purified air flow, humidified air flow, oxygen-added air flow and water washing air flow with the indoor air. Air flow, that is to say, the second air outlet 21 communicates with an indoor air inlet and the outlet of the functional module 40 at the same time, and the indoor air in the indoor air inlet is mixed with the substance or gas from the functional module 40 . Further, the purification device has dust removal and/or sterilization functions, that is, the purification device is a dust removal device, a sterilization device, or a device with both dust removal and sterilization functions. Certainly, the functional module 40 may also adopt other functional modules 40 capable of changing air quality.

When the indoor unit of the air conditioner in the embodiment of the utility model is in operation, the first air outlet column 10 and the second air outlet column 20 can be selected or opened to supply air simultaneously. The second air outlet column 20 can be rotated to a preset position for blowing according to requirements, or the second air outlet column 20 can be rotated all the time when blowing air, either clockwise or counterclockwise.

Specifically, in this embodiment, the airflow flowing out of the second air outlet 21 is at least formed under the action of the functional module 40 , while the second air outlet column 20 is rotatable to facilitate delivery of the airflow flowing out of the second air outlet 21 . For example, when there are more requirements for the airflow flowing out of the second air outlet 21, the delivery of the airflow flowing out of the second air outlet 21 can be accelerated and the second air outlet column 20 can be rotated at the same time, so that it can be better diffused to various places in the room. Improve the effect of the functional module 40, such as improving the effects of humidification/fresh air/dust removal/sterilization/oxygenation.

Further, as shown in FIG. 1 , the air conditioner indoor unit further includes a driving device 42 configured to drive the second air outlet column 20 to rotate. The driving device 42 can make the second air outlet column 20 rotate the airflow flowing out of the second air outlet 21; the driving device 42 can make the airflow flowing out of the second air outlet 21 flow out of the second air outlet 21 The air flow is sent out in rotation.

Further, in some embodiments of the present invention, when the wind mixing effect needs to be changed, the second air outlet column 20 can also be made to rotate about the vertical axis. In this way, the air outlet direction of the airflow flowing out of the second air outlet 21 can be changed, and the induced air volume can be changed to obtain different air outlet effects and more air outlet forms to meet the individual needs of users and improve user experience. Preferably, when the airflow flowing out of the second air outlet 21 is a mixed airflow formed by one or more of fresh airflow, purified airflow, humidified airflow, oxygen-added airflow and water washing airflow and indoor air, that is, in the second air outlet column 20 When the indoor air is also blown out, a stronger air mixing effect can be achieved, making the airflow closer to room temperature.

In some embodiments of the present invention, the functional module 40 includes an air inlet and a second fan, and the second fan forces the air to enter the air inlet and then flow out from the outlet of the functional module 40 . For example, the functional module 40 is a fresh air module or the like. At this time, the air conditioner indoor unit may include a first fan 31 , a second fan, a second air inlet 23 and an air inlet. The airflow inlet can be communicated with the second air inlet 23, so that the non-heat exchange airflow is one or more of the fresh air flow, the purified airflow, the humidified airflow, the oxygen addition flow and the washing airflow; or the airflow inlet and the second air inlet, corresponding The non-heat exchange air flow is a mixed air flow formed by one or more of fresh air flow, purified air flow, humidified air flow, oxygen added air flow and water washing air flow and indoor air. Further, the substance from the functional module 40 may be located on one side or the other side of the first blower 31 facing the second air outlet 21 .

In some alternative embodiments of the present utility model, when the air inlet communicates with the second air inlet 23 , only one of the first fan 31 and the second fan needs to be selected. In other alternative embodiments of the present utility model, when the airflow inlet communicates with the lower end or the upper end of the air duct, and there is no second air inlet 23, only the second fan is included.

In some embodiments of the present invention, the functional module 40 includes only an outlet, for example, the functional module 40 is a humidifying device, an oxygenation device, etc., and the material from the functional module 40 can be located at the first fan 31 toward the second air outlet 21 One or the other side of the air inlet to mix in the indoor air from the second air inlet 23.

In some embodiments of the present utility model, as shown in FIG. 1 , the air conditioner indoor unit further includes a lower case 30, the first air outlet column 10 and the second air outlet column 20 are arranged on the top of the lower case 30, and the functional module 40 is arranged In the lower casing 30, the second fan is an axial fan or a centrifugal fan. The first air outlet column 10 and the second air outlet column 20 are arranged on the top of the lower case 30, the lower case 30 has a supporting effect, and also provides the installation space for the functional module 40, the lower case 30 is provided with a fresh air inlet and at least one The indoor air inlet communicates with the air inlet of the second fan alternatively or communicates with the air inlet of the second fan at the same time. The fresh air inlet is connected with the fresh air pipe so that the fresh air can be introduced from the outside.

In some embodiments of the present invention, the functional module 40 is a humidifying device, which sends water mist to the lower end of the air duct, and the water mist mixes with the airflow entering from the second air inlet, and blows out the mixture from the second air outlet 21 . The indoor unit of the air conditioner may have the following working mode. When the indoor humidity is lower than the first preset humidity, neither the functional module 40 nor the first fan 31 will work. When the indoor humidity is lower than the second preset humidity and the indoor humidity is higher than the first preset humidity, the functional module 40 works and the first fan 31 works at a low speed. When the indoor humidity is lower than the third preset humidity and the indoor humidity is higher than the second preset humidity, the functional module 40 works and the first fan 31 works at high speed. When the indoor humidity is greater than the third preset humidity, the functional module 40 works and the first fan 31 works at high speed, and the second air outlet column 20 rotates clockwise or counterclockwise to let the water vapor blow to the surroundings by rotating to improve humidification As a result, the second air outlet column 20 rotates continuously, either counterclockwise or clockwise. The first preset humidity is smaller than the second preset humidity, and the second preset humidity is smaller than the third preset humidity. In some other embodiments of the present utility model, after the second air outlet post 20 can be rotated to some positions, it keeps working at this position for a period of time.

Further, when the functional module 40 is another type of module, it can also work in a similar mode as above. Furthermore, the fresh air device can be controlled according to the concentration of indoor carbon dioxide, the dust removal device can be controlled according to the concentration of indoor PM2.5, the sterilization device can be controlled according to the concentration of indoor germs, and the oxygenation device can be controlled according to the oxygen concentration.

So far, those skilled in the art should recognize that although a number of exemplary embodiments of the present invention have been shown and described in detail herein, they can still be used according to the present invention without departing from the spirit and scope of the present invention. Many other variations or modifications that conform to the principles of the utility model are directly determined or derived from the disclosed content of the new model. Therefore, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. An air-conditioning indoor unit, characterized in that, comprising: a first air outlet column, the first air outlet column is in the shape of a vertical column, and a first air outlet is opened on the front side of the first air outlet column; and The second air outlet column, the second air outlet column is in the shape of a vertical column, and the front side of the second air outlet column is provided with a second air outlet; the second air outlet column surrounds the first air outlet column along a preset track The circumferential direction of an air outlet column is movably arranged, so that the second air outlet column has at least two relative positions relative to the first air outlet column. 2. The air conditioner indoor unit according to claim 1, characterized in that: The line connecting the two ends of the preset track is collinear with the two diagonal lines of the first air outlet column; or, the two ends of the preset track are connected so as to go around the first air outlet column a week. 3. The air conditioner indoor unit according to claim 1, characterized in that: In the initial position, the first air outlet column and the second air outlet column are arranged horizontally; The preset trajectory includes a first trajectory segment and a second trajectory segment, the first trajectory segment extends in the transverse direction and is arranged on the front side of the first air outlet column; the front end of the second trajectory segment is connected to At one end of the first track section close to the second air outlet column, the second track section extends from its front end to the rear end obliquely in a direction away from the first air outlet column; or , the preset trajectory is a circle around the first air outlet column. 4. The air conditioner indoor unit according to claim 1, characterized in that: The ratio of the lateral width of the second air outlet column to the lateral width of the first air outlet column is less than 1/2; The ratio of the depth dimension of the column along the front-to-back direction is less than 1/2. 5. The air conditioner indoor unit according to claim 3, characterized in that: The rear side of the first air outlet column is provided with a first air inlet communicating with the first air outlet; a heat exchanger and a heat exchange fan are arranged in the first air outlet column, and the heat exchange fan makes The air flow enters the first air outlet column from the first air inlet, exchanges heat with the heat exchanger to form a heat exchange air flow, and flows out from the first air outlet. 6. The air conditioner indoor unit according to claim 5, characterized in that: The heat exchange fan is a vertical cross-flow fan, and the preset trajectory is on the same line as the rotation axis of the cross-flow fan when it is circular. 7. The air conditioner indoor unit according to claim 5, characterized in that: The rear side of the second air outlet column is provided with a second air inlet communicating with the second air outlet; The second air outlet column is rotatably arranged around a vertical axis, so that at least the second air outlet column can be rotated after moving to a target position along the preset track, so that the second air inlet faces The first air outlet or the second air outlet faces the first air inlet, or the second air outlet faces the first air outlet. 8. The air conditioner indoor unit according to claim 1, characterized in that: The first air outlet is in the shape of a vertical bar; the second air outlet is in the shape of a vertical bar; In the initial position, the first air outlet column and the second air outlet column are arranged horizontally, The first air outlet faces forward and faces the second air outlet column; The second air outlet faces forward and faces the first air outlet column; In the initial position, the airflow flowing out of the first air outlet and the airflow flowing out of the second air outlet can be mixed; In the initial position, an air-inducing interval is formed between the second air outlet column and the first air outlet column, so that when the first air outlet and/or the second air outlet blow out air, rely on negative pressure drive the air in the air-inducing compartment to flow forward; A first air guide for guiding the first air outlet in a transverse air outlet direction is installed on the first air outlet column; A second air guide member for guiding the second air outlet in a transverse air outlet direction is installed on the second air outlet column. 9. The air conditioner indoor unit according to claim 7, characterized in that: The vertical axis passes through the second air outlet column, and the vertical axis is spaced apart from the second air outlet; The second air outlet column rotates when the velocity of the airflow flowing out of the second air outlet reaches a preset value; A vertical strip-shaped air duct is arranged in the second air outlet column, and the air duct communicates with the second air inlet and the second air outlet; A first fan is arranged in the air duct, and the first fan makes the air flow enter the air duct from the second air inlet, and then flow out from the first air outlet; the first fan is a cross-flow fan; The vertical axis is the rotation axis of the first fan. 10. The air conditioner indoor unit according to claim 1, further comprising a functional module and a lower case; The functional module cooperates with the second air outlet column, and the functional module is configured to process the air flow passing through it or add substances to the air flow; The airflow flowing out of the first air outlet is a heat-exchanging airflow, and the airflow flowing out of the second air outlet is a non-heat-exchanging airflow; the functional modules are fresh air devices, oxygenation devices, purification devices, humidification devices, and water washing devices. One or more of, the corresponding non-heat exchange air flow is one or more of fresh air flow, purified air flow, humidified air flow, oxygenation air flow and water washing air flow, or the corresponding non-heat exchange air flow is fresh air flow 1. A mixed airflow formed by one or more of purified airflow, humidified airflow, oxygen-added airflow and water washing airflow and indoor air; the purification device has dust removal and/or sterilization functions; A vertical strip-shaped air duct is arranged in the second air outlet column, and the air duct communicates with the second air outlet; the outlet of the functional module communicates with the upper end or lower end of the air duct; The lower case is arranged under the first air outlet column and the second air outlet column; the functional module is arranged in the lower case.

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