KR102127843B1 - Wind adjusting apparatus - Google Patents

Abstract

The present invention is a wind direction control device installed on the main body having an air intake port and an air discharge port, the wind direction control device comprising: a wind direction control member for guiding air discharged through the air discharge port; In the first wind direction mode, one end of the wind direction adjustment member faces the inside of the body, and the other end of the wind direction adjustment member drives the wind direction adjustment member toward the interior, and in the second wind direction mode, one end facing the inside of the body in the first wind direction mode moves the room. Including the driving mechanism for driving the wind direction adjusting member so that the other end facing toward the interior in the first wind direction mode facing the inside of the body, there is an advantage that can be formed by selecting a variety of air flow with a simple structure and simple control.

Description

Wind adjusting apparatus

The present invention relates to a wind direction control device, in particular, to a wind direction control device for adjusting the wind direction of the air discharged through the air discharge port.

In general, an air conditioner is a device that keeps indoor air in a comfortable state.

The air conditioner can adjust a certain space to a temperature, humidity, and airflow distribution suitable for human activities, and at the same time, remove dust and the like in the air.

The air conditioner is installed on one of the floors, walls, and ceilings of the room to inhale the air in the room through the air intake, and air-intake the inhaled air to discharge it through the air outlet.

The air conditioner is installed in addition to the room to be air-conditioned and is connected to the room through a suction duct and a discharge duct to suck the air in the room through the suction duct, and air-intake the sucked air to discharge it through the air outlet.

The air conditioner may include a wind direction control device that controls the wind direction of the air discharged to the room.

The wind direction adjustment device may include a wind direction adjustment member for guiding air discharged toward the room, and a driving mechanism for operating the wind direction adjustment member.

KR 10-0400462 B1 (2003.10.01)

The air conditioner according to the prior art may be formed by protruding the left guide on the left side of the wind direction control vane in an inclined direction to the left and the right guide on the right side of the up and down wind direction control inclining in the right direction to diffuse the air left and right. Since the air discharged through the discharge port is distributed to the left and right, it is difficult to collect and concentrate air in the center, and there is a problem that it is difficult to form various air flows.

The present invention for solving the above problems is a wind direction control device installed in a body having an air intake port and an air outlet port, the wind direction control device comprising: a wind direction control member for guiding air discharged through the air outlet port; In the first wind direction mode, one end of the wind direction control member faces the inside of the body, and the other end of the wind direction control member drives the wind direction control member toward the interior, and in the second wind direction mode, the first wind direction mode is directed toward the inside of the main body. It includes a driving mechanism for driving the wind direction adjusting member so that the other end facing the room and facing the room in the first wind direction mode faces inside the body.

The wind direction control member may include a first air entrance face toward the interior of the main body in the first wind direction mode and an interior toward the interior in the second wind direction mode, and a main body toward the interior in the first wind direction mode and the main body in the second wind direction mode. A second air entry surface facing the interior of the air is formed, and an air guide passage may be formed between the first air entry surface and the second air entry surface.

The area of the first air access surface may be different from the area of the second air access surface.

The wind direction control member may include at least one vane portion in which the air guide direction in the first wind direction mode is different from the air guide direction in the second wind direction mode.

The wind direction control member includes a first vane portion; It may be formed on the first vane portion, and may include a second vane portion having a different air guide direction in the first wind direction mode and in the second wind direction mode.

The wind direction control member may be formed on the first vane portion, and further include a third vane portion having the same air guide direction in the first wind direction mode and in the second wind direction mode.

A plurality of first vane parts may be arranged side by side, and the second vane part may be formed between the plurality of first vane parts.

The second vane portion may be formed to be rounded between one end and the other end.

A plurality of second vane parts may be formed to be spaced apart from each other.

The plurality of second vane parts may have a distance between each other that is shorter than that between the other ends.

The first wind direction mode may be a wide discharge mode in which one end of each of the plurality of second vane portions faces the inside of the body, and the second wind direction mode may be a concentrated discharge mode in which one end of each of the plurality of second vane portions faces the room. Can.

When the driving mechanism is changed from the first wind direction mode to the second wind direction mode or vice versa, the wind direction adjustment member may be rotated within a range of 60° to 300°.

A plurality of wind direction adjusting members may be arranged in a line.

Each of the plurality of wind direction control members is formed with an air guide passage between one end and the other end, and an area of a first air access surface formed at one end of the wind direction adjustment member is a second air access surface formed at the other end of the wind direction adjustment member. It can be smaller than the area.

In the wide discharge mode, the first air in/out surface of each of the plurality of wind direction adjusting members may face the interior of the main body, and the second air in/out surface of each of the plurality of wind direction adjusting members may face the interior.

In the centralized discharge mode, the first air in/out surface of each of the plurality of wind direction control members may face the interior, and the second air in/out surface of each of the plurality of wind direction control members may face the interior of the main body.

In the deflection discharge mode, any one of the plurality of wind direction adjusting members may have a first air access surface facing the inside of the main body and a second air access surface may face the interior, and the other of the plurality of wind direction adjusting members may have a second air access surface It is possible to face the interior of the main body and the first air entry face to the interior.

The deflection discharge mode may have a left-side discharge mode and a post-direction discharge mode for guiding air discharge in opposite directions.

A hinge shaft formed on any one of the plurality of wind direction adjusting members and a hinge shaft support formed on the other of the plurality of wind direction adjusting members to rotatably support the hinge axis may be included.

It may be located between the plurality of wind direction control member may include a wind direction control member support for rotatably supporting each of the plurality of wind direction control member.

The driving mechanism may include a first wind direction control motor for rotating any one of the wind direction control members, and a second wind direction control motor for rotating the other one of the wind direction control members.

The wind direction control member rotated by the first wind direction control motor may include a plurality of vanes having a smaller radius of curvature as it is closer to the first wind direction control motor, and the wind direction adjustment member rotated by the second wind direction control motor may include: 2 The closer the wind direction control motor, the smaller the radius of curvature may include a plurality of vanes.

The present invention has an advantage that can be formed by selecting a variety of air flow with a simple structure and simple control.

In addition, the two wind direction control members can be used to select a wide discharge mode, a concentrated discharge mode, a left deflection discharge mode, and a post-direction discharge mode, thereby having the advantage of allowing more efficient air conditioning in the room.

1 is a view showing a first embodiment of the wind direction control device according to the present invention,
2 is a cross-sectional view when the first embodiment of the wind direction control device according to the present invention is the first wind direction mode,
3 is a cross-sectional view when the first embodiment of the wind direction adjusting device according to the present invention is in the second wind direction mode.
4 is an enlarged cross-sectional view showing an example in which the driving mechanism of the first embodiment of the wind direction adjusting device according to the present invention converts the wind direction adjusting member into a first wind direction mode and a second wind direction mode;
5 is an enlarged cross-sectional view showing another example in which the driving mechanism of the first embodiment of the wind direction adjusting device according to the present invention converts the wind direction adjusting member into a first wind direction mode and a second wind direction mode;
6 is a cross-sectional view when the second embodiment of the wind direction adjusting device according to the present invention is in a wide discharge mode,
7 is a cross-sectional view when the second embodiment of the wind direction control device according to the present invention is a concentrated discharge mode,
8 is a cross-sectional view when the second embodiment of the wind direction adjusting device according to the present invention is in the first deflection discharge mode,
9 is a cross-sectional view when the second embodiment of the wind direction adjusting device according to the present invention is in the second deflection discharge mode,
10 is a cross-sectional view showing a third embodiment of the wind direction control device according to the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a view showing a first embodiment of the wind direction control device according to the present invention, Figure 2 is a cross-sectional view when the first embodiment of the wind direction control device according to the present invention in the first wind direction mode, Figure 3 is according to the present invention The wind direction control device is a cross-sectional view when the first embodiment is in the second wind direction mode.

The wind direction control device of this embodiment is installed in the main body 6 where the air intake port 2 and the air outlet port 4 are formed to adjust the wind direction of the air discharged from the main body 6 to the air outlet port 4. The main body 6 may be installed such that the air outlet 4 is exposed to the room R, and the wind direction control device may guide air passing through the air outlet 4. The main body 6 may be composed of an air conditioner in which a heat exchanger and a blower are installed, and the wind direction adjusting device of this embodiment is installed in the air conditioner, and it is possible to control the wind direction of air discharged from the air conditioner to the room. The main body 6 may be composed of a discharge duct connected to an air conditioner installed with a heat exchanger and a blower and guiding the air discharged from the air conditioner to the room (R). Can be installed in the discharge duct. The wind direction control device of this embodiment can adjust the wind direction of the air passing through the air outlet of the discharge duct when the air flowed from the discharge duct to the room after being air-conditioned in the air conditioner.

Hereinafter, in the present embodiment, it will be described as an example that the main body 6 is an air conditioner, in particular, a ceiling type air conditioner.

The ceiling air conditioner may include a case 12 fixedly installed to be embedded or protruding from the ceiling. The bottom surface of the case 12 may be opened. The ceiling-type air conditioner may be provided with a discharge panel 14 having an air discharge port 4 formed under the case 12. The ceiling air conditioner may be formed with an air intake 2 for sucking indoor air. In the ceiling type air conditioner, it is possible that a suction panel (not shown) having an air intake port 2 is installed separately from the discharge panel 14, and the suction panel is installed under the case 12 together with the discharge panel 14 Can be. The ceiling-type air conditioner can be formed with an air intake port (2) on the discharge panel (14), and the discharge panel (14) consists of an intake and discharge panel through which air can be sucked and air can be discharged. Do. The ceiling-type air conditioner is a heat exchanger 16 installed inside the case 12, and a blower for sucking indoor air through the air intake 2 and passing through the heat exchanger 16 and then discharging it through the air outlet 4 ( 18). The blower 18 may include a fan that flows air and a fan motor that rotates the fan.

The wind direction control device includes a wind direction control member 22 for guiding air discharged through the air discharge port 4; It may include a driving mechanism 24 for driving the wind direction control member 22.

The driving mechanism 24 may have a plurality of wind direction modes. In the driving mechanism 24, in the first wind direction mode, one end 26 of the wind direction adjustment member 22 faces the inside (I) of the main body 6 and the other end 28 of the wind direction adjustment member 22 moves the room (R). The wind direction adjustment member 22 can be driven to face. Here, one end 26 of the wind direction adjustment member 22 may be one end in the air guide direction of the wind direction adjustment member 22, and the other end 28 of the wind direction adjustment member 22 may be air of the wind direction adjustment member 22 It can be the other end in the guiding direction.

The driving mechanism 24 has one end 26 facing the inside of the main body 6 in the first wind direction mode in the second wind direction mode, and the other end 28 facing the room R in the first wind direction mode. The wind direction adjustment member 22 may be driven toward the interior I of the main body 6.

The wind direction control member 22 may have air inlet surfaces P1 and P2 on one end 26 and the other end 28, respectively. The wind direction control member 22 may be formed with an air guide passage P3 between one end 26 and the other end 28, and the wind direction control member 22 may have a first air entry surface P1 at one end 26. This is formed, the second air outlet surface (P2) is formed on the other end 28, the air guide passage (P3) can be formed between the first air entry surface (P1) and the second air entry surface (P2) have. The first air entry surface P1 may face the interior of the main body 6 in the first wind direction mode and may face the interior R in the second wind direction mode. The second air entry/exit surface P2 may face the interior R in the first wind direction mode and the interior of the body 6 in the second wind direction mode.

The first air access surface P1 and the second air access surface P2 may be opening surfaces opened in the wind direction adjustment member 22 to allow air to flow into the wind direction adjustment member 22, and the wind direction adjustment member 22 It may be an opening surface opened in the wind direction control member 22 so that the air introduced into the outside flows out.

When one of the first air entry surface P1 and the second air entry surface P2 faces the interior I of the main body 6, the other can face the interior R. When the first air entry surface P1 is in the wind direction mode toward the interior I of the main body 6, the second air entry surface P2 can face the interior R, and the air is shown in FIGS. 1 and 2. As illustrated, the first air entry surface P1, the air guide passage P3, and the second air entry surface P2 may be passed through in order to be discharged into the room, and the wind direction control member 22 guides air It can be discharged in one direction.

When the first air entry surface P1 is in the wind direction mode facing the room R, the second air entry surface P2 may face the interior I of the main body 6, and the air is shown in FIG. As described above, the second air entry surface P2, the air guide passage P3, and the first air entry surface P1 may be passed through in order to be discharged into the room, and the wind direction adjusting member 22 guides air Can be discharged.

The first air entry surface P1 may be an air intake through which the air of the main body 6 flows into the wind direction adjustment member 22 when the first air entry surface P1 faces the inside of the main body 6, When the first air entry surface P1 faces the interior R, air passing through the inside of the wind direction control member 22 may be an air exit through the interior. That is, the first air entry surface P1 may be a combined entrance.

The second air entry surface P2 may be an air intake through which the air of the main body 6 flows into the wind direction adjustment member 22 when the second air entry surface P2 faces the inside of the main body 6, When the second air entry surface P2 faces the interior R, air passing through the inside of the wind direction control member 22 may be an air entrance that flows out into the interior. That is, the second air entry surface P2 may be a combined entrance.

The wind direction adjusting member 22 may have a different area (A1) of the first air access surface (P1) and an area of the second air access surface (P2). The first air entry surface P1 and the second air entry surface P2 may have an opening area of one of the two smaller than an opening area of the other. Hereinafter, the case where the area A1 of the first air entry surface P1 is smaller than the area A2 of the second air entry surface P2 will be described.

The wind direction adjustment member 22 may guide the air to spread widely as shown in FIG. 2 in the first wind direction mode. The first wind direction mode may be a wide discharge mode. In the first wind direction mode, the first air access surface P1 faces the interior I of the main body 6 and the second air access surface P2 faces the interior R, and the air is the first air access surface While passing through the air guide passage (P3) between the (P1) and the second air entry surface (P2) it can be spread widely. The air that has passed through the air guide passage P3 may be discharged into the room R through the second air entry surface P2, as well as the direction X in which the other end 28 of the wind direction control member 22 faces. In addition, the other end 28 of the wind direction control member 22 may be spread wide in the lateral direction of the direction (X). The first wind direction mode may form a diffusion airflow that spreads wider than the second wind direction mode.

Meanwhile, the wind direction adjustment member 22 may guide the air to concentrate, as illustrated in FIG. 3 in the second wind direction mode. The second wind direction mode may be a concentrated discharge mode. In the second wind direction mode, the first air access surface P1 faces the interior R and the second air access surface P2 faces the interior I of the main body 6, and the air is the second air access surface While passing through the air guide passage (P3) between the (P2) and the first air entry surface (P1) it can be collected narrowly. The air that has passed through the air guide passage P3 may be discharged to the room R through the first air entry surface P1, in the direction Y toward which one end 26 of the wind direction adjusting member 22 faces. Can be focused. That is, the second wind direction mode can form a concentrated airflow than the first wind direction mode, and the concentrated airflow can be formed quickly and quickly in the direction Y toward which one end 26 of the wind direction control member 22 is directed.

The wind direction adjusting member 22 has at least one vane part 36, 38, 40, 42, 44, 46 in which the air guide direction in the first wind direction mode and the air guide direction in the second wind direction mode are different. ) (48). At least one vane part 36, 38, 40, 42, 44, 46, 48 includes an air guide direction and a second air access surface when the first air access surface P1 faces the room. The air guide direction when (P2) faces the room may be different.

The wind direction adjustment member 22 includes a first vane part 32 and 34; The second vane portions 36, 38, 40, 42, and 44 formed in the first vane portions 32, 34 and having different air guiding directions during the first wind direction mode and the second wind direction mode (46).

The main body 6 may have an air discharge port 4 formed in a rectangular shape, and the first vane parts 32 and 34 may be elongated in the longitudinal direction of the air discharge port 4, and the second vane part ( 36) (38) (40) (42) (44) (46) may be formed long in the unidirectional direction of the air outlet (4).

The wind direction adjustment member 22 may include a plurality of first vane parts 32 and at least one second vane part 36, 38, 40, 42, 44, 46, and a plurality of It is possible to include four first vane parts 32, 34 and at least one vane part 36, 38, 40, 42, 44, 46.

When the wind direction adjusting member 22 includes a plurality of first vane parts 32, at least one vane part 36, 38, 40, 42, 44, 46 is a first vane part ( It may be formed to protrude together on one side of both sides of the 32), or may be formed to protrude on both sides of the first vane portion 32, respectively.

When the wind direction adjusting member 22 includes a plurality of first vane parts 32 and 34, at least one second vane part 36, 38, 40, 42, 44, 46 The plurality of first vane parts 32 and 34 may be positioned between the at least one second vane part 36, 38, 40, 42, 44, 46, and the plurality of first vanes The air passing through the parts 32 and 34 can be guided. When the wind direction adjustment member 22 includes a plurality of first vane parts 32 and 34, the plurality of first vane parts 32 and 34 may be arranged in parallel, and the plurality of first vane parts An air guide passage P3 may be formed between the 32 and 34, and may be disposed between one end of one of the plurality of first vanes 32 and 34 and one end of the other 34. One air entry surface (P1) may be formed, the second air entry surface (P2) between the other end of any one of the plurality of first vane (32) (34) and the other end of the other (34) ) May be formed. The wind direction adjusting member 22 may have a pair of first vane parts 32 and 34 forming an air guide passage P3 therebetween. The wind direction control member 22 may also be provided with three or more first vanes arranged side by side to form a plurality of air guide passages. In this case, the plurality of air guide passages may form a parallel flow path in the air discharge direction. The plurality of first vane parts 32 and 34 may be connected by at least one second vane part 36, 38, 40, 42, 44, 46, and the plurality of first vanes It is possible to be connected by at least one side wall (50, 52) connecting the vane (32, 34). The wind direction adjustment member 22 may further include at least one side wall 50, 52 connecting the plurality of first vane parts 32 and 34, and the plurality of first vane parts 32 and 34 And sidewalls 50 and 52 may form an edge of the wind direction adjustment member 22, and the second vane parts 36, 38, 40, 42, 44, 46 may include a plurality of first The vanes 32 and 34 and the side walls 50 and 52 may guide air discharge while being positioned in a space formed.

The second vane portions 36, 38, 40, 42, 44, 46 may be formed between the plurality of first vane portions 32, 34, and the plurality of first vane portions 32 ) 34 may be fixed to at least one. The plurality of second vane parts 36, 38, 40, 42, 44, 46 may be formed perpendicular to each of the plurality of first vane parts 32, 34. The second vane parts 36, 38, 40, 42, 44, 46 are connected to each of the plurality of first vane parts 32, 34, and can guide air discharge stably without shaking. have. It is preferable that a plurality of second vane parts 36, 38, 40, 42, 44, 46 are formed, and a plurality of second vane parts 36, 38, 40, 42, ( 44) (46) may be formed to be spaced apart from each other between the plurality of first vane (32, 34).

The second vane parts 36, 38, 40, 42, 44, 46 have air at one end 54 in a direction parallel to the center line C of the first vane parts 32, 32. It can be guided, and the other end 56 can guide air in a direction not parallel to the center line C of the first vane parts 32 and 32. One end 54 of the second vane parts 36, 38, 40, 42, 44, 46 is located on the first air access surface P1 or the first air access surface P1 and the second It may be located closer to the first air entry surface P1 of the air entry surface P2. The other end 56 of the second vane part 36, 38, 40, 42, 44, 46 is a virtual of the center line C or the center line C of the first vane parts 32, 32 The air can be guided in the inclined direction (D) having a parallel line (C') and an acute angle of inclination. The other end 56 of the second vane part 36, 38, 40, 42, 44, 46 is located on the second air access surface P2 or the first air access surface P1 and the second It may be located closer to the second air entry surface P2 of the air entry surface P2. The second vane parts 36, 38, 40, 42, 44, and 46 may be formed to be rounded between one end 54 and the other end 56, and may be formed to be bent. The second vane parts 36, 38, 40, 42, 44, and 46 can guide air discharge in a straight direction when in any one of the first wind direction mode and the second wind direction mode, In other modes, it is possible to guide the air in the oblique direction.

The second vane parts 36, 38, 40, 42, 44, 46, as shown in FIG. 2, when one end 54 faces the interior I of the body 6, the other end ( 56) may be facing the room (R), wherein the second vane (36) (38) (40) (42) (44) (46) is the center line of the first vane (32, 32) C) or the virtual parallel line (C') of the center line (C) and the inclined direction (D) having an acute angle of inclination can be discharged and guided. The second vane parts 36, 38, 40, 42, 44, 46, as shown in FIG. 3, when one end 54 faces the room R, the other end 56 is the main body (6) can be directed to the interior (I), at this time, the second vane (36) (38) (40) (42) (44) (46) is the center line of the first vane (32) (32) It is possible to guide air discharge in a direction parallel to (C).

The plurality of second vane parts 36, 38, 40, 42, 44, 46 may be spaced apart in the longitudinal direction E of the first vane parts 32, 34. The plurality of second vane parts 36, 38, 40, 42, 44, and 46 may have a separation distance between one end 54 and a distance between the other ends 56. The plurality of second vane parts 36, 38, 40, 42, 44, and 46 may gradually shorten the distance F between each other as they go toward one end 54, and to the other end 56 The distance F between each other may gradually increase. The wind direction adjusting member 22 has a plurality of second vane parts 36, 38, 40, 42, 44, 46, one end 54 of which is facing the inside of the main body 6 in the wide discharge mode. In the centralized discharge mode, one end 54 of each of the plurality of second vane parts 36, 38, 40, 42, 44, and 46 may face the room R.

The wind direction adjustment member 22 is formed on the first vane parts 32 and 34, and may further include a third vane part 60 having the same air guide direction in the first wind direction mode and in the second wind direction mode. have. The third vane portion 60 may have one end and the other end aligned with or parallel to the center line C of the first vane portions 32 and 34. The wind direction adjusting member 22 may be formed such that the third vane portion 60 is positioned between the plurality of second vane portions 36, 38, 40, 42, 44, 46. The third vane part 60 may be located at the center line C of the first vane parts 32 and 34 or may be positioned close to the center line C, and the second vane parts 36 and 38 and 40 ) 42, 44, 46 may be formed in plurality between the third vane 60 and the first sidewall 50, a plurality of between the third vane 60 and the second sidewall 52 Can be formed. The second vane parts 36, 38, 40, 42, 44, 46 may be formed between at least two of the third vane part 60 and the first sidewall 50, and the third vane At least two may be formed between the portion 60 and the second side wall 52. The second vane parts 36, 38, 40, 42, 44, and 46 may have a larger radius of curvature as the vane part is closer to the third vane part 60, and side walls 50, 52 The radius of curvature may be smaller as the vane portion closer to.

The wind direction adjustment member 22 may have a rotation center axis 62 and 64 which are the same as or parallel to the longitudinal direction E of the first vane parts 32 and 34. The rotation central axis 62 and 64 may be provided on the side walls 50 and 52, and the first rotation central axis 62 formed on the first side wall 50 and the second rotation side axis 52 formed on the first side wall 50 may be provided. It may include two rotating central axis (64). The rotational central shaft 62 and 64 have a first rotational central shaft 62 formed on any one of a plurality of second vane portions when the wind direction adjusting member 22 does not include a separate sidewall, and a plurality of agents Of course, it is also possible to include the second central axis of rotation 64 formed on the other of the two vanes. One of the first rotational central axis 62 and the second rotational central axis 64 can be connected to the driving mechanism 24, and the other is the central axis formed on the main body 6, especially the discharge panel 14 It is possible to be rotatably supported on the support.

The driving mechanism 24 may be configured as a wind direction control motor having a rotation axis connected to any one of the first rotation center axis 62 and the second rotation center axis 64. The driving mechanism 24 also includes at least one power transmission member connecting the wind direction control motor and any one of the first rotation center axis 62 and the second rotation center axis 64 and the rotation axis of the wind direction control motor. It is possible, and the power transmission member may be composed of a gear or the like. The driving mechanism 24 may be installed on the main body 6, and particularly on the discharge panel 14 of the main body 6.

4 is an enlarged cross-sectional view showing an example in which the driving mechanism of the first embodiment of the wind direction adjusting device according to the present invention converts the wind direction adjusting member into the first wind direction mode and the second wind direction mode, and FIG. 5 shows the wind direction adjustment according to the present invention Device An enlarged cross-sectional view showing another example in which the driving mechanism of the first embodiment switches the wind direction control member to the first wind direction mode and the second wind direction mode.

4 is a case in which the driving mechanism 24 rotates the wind direction adjusting member 22 to switch between the first wind direction mode and the second wind direction mode, and FIG. 5 shows that the drive mechanism 24 is configured to control the first wind direction mode and the second wind direction mode. 2 It is the case that the wind direction adjusting member 22 is rotated to the minimum to switch the wind direction mode.

When the driving mechanism 24 is changed from the first wind direction mode to the second wind direction mode or vice versa, the wind direction adjustment member 22 may be rotated within a set range. Here, the setting range in which the driving mechanism 24 rotates the wind direction adjusting member 22 to switch between the first wind direction mode and the second wind direction mode is that the wind direction adjusting member 22 is air in the body 6 inside (I). It is preferable to be set to a range that can smoothly guide the discharge to the room (R), it can be set to a range of 60 ° ~ 300 °.

When the driving mechanism 24 rotates the wind direction adjustment member 22 by 180°, the positions of one end and the other end of the wind direction adjustment member 22 may be reversed, and as shown in FIG. 4, the rotation may be rotated up to 300°. Accordingly, the first wind direction mode and the second wind direction mode can be switched, and as shown in FIG. 5, the first wind direction mode and the second wind direction mode can be switched by rotating at least 60°.

5 is a cross-sectional view when the second embodiment of the wind direction control device according to the present invention is a wide discharge mode, FIG. 6 is a cross-sectional view when the second embodiment of the wind direction control device according to the present invention is a concentrated discharge mode, and FIG. The second embodiment of the wind direction adjusting device according to the present invention is a cross-sectional view when the first deflection discharge mode, and FIG. 8 is a cross-sectional view when the second embodiment of the wind direction adjusting device according to the present invention is a second deflection discharge mode.

In the wind direction adjusting device of this embodiment, a plurality of wind direction adjusting members 22' and 22" are arranged in a line in the main body 6, and a plurality of wind direction adjusting members 22' and 22' are air outlets 4 The main body 6 may have one air discharge port 4, and a plurality of wind direction adjusting members 22' and 22" may be provided as one air discharge port 4 It is possible to control the direction of air discharged together. The main body 6 may be formed with a plurality of air outlets spaced apart in a line, and a plurality of wind direction adjusting members 22', 22" may be arranged at least one per one air outlet, but may be arranged in a line as a whole, Needless to say, the air that is distributed and discharged through the plurality of air discharge ports may be guided to the plurality of wind direction adjusting members 22' and 22" arranged in a line in the main body 6. Hereinafter, for convenience of description, it will be described as an example in which the air discharged through one air outlet 4 is controlled by the plurality of wind direction adjusting members 22' and 22".

The air outlet 4 may be formed to be elongated in a rectangular shape on the main body 6, and each of the plurality of wind direction adjusting members 22' and 22" may be disposed long in the longitudinal direction of the air outlet 4, It can be continuously arranged in the longitudinal direction of the air outlet 4. The wind direction adjusting device of this embodiment includes a driving mechanism 24', 24" for driving a plurality of wind direction adjusting members 22', 22". Includes.

Each of the plurality of wind direction adjusting members 22' and 22" is, like the wind direction adjusting member 22 of the first embodiment of the present invention, between the first air entry surface P1 and the second air entry surface P2. An air guide passage P3 through which air passes may be formed, each of the plurality of wind direction adjusting members 22' and 22" being the first air, as in the wind direction adjusting member 22 of the first embodiment of the present invention. When one of the entry surface P1 and the second air entry surface P2 faces the interior I of the main body 6, the other may face the interior R. Each of the plurality of wind direction adjusting members 22' and 22" has the same area as the wind direction adjusting member 22 of the first embodiment of the present invention. It may be smaller than the area A2 of (P2) The wind direction control device of this embodiment has other configurations and actions other than that in which a plurality of wind direction control members 22' and 22" are arranged in line with the main body 6. The wind direction adjusting member 22 of the first embodiment of the invention may be the same or similar, and the same reference numerals are used for the same configuration and detailed description thereof will be omitted.

The plurality of wind direction adjustment members 22' and 22" may include a first wind direction adjustment member 22' and a second wind direction adjustment member 22", hereinafter, the first wind direction adjustment member 22'. The common configuration of and the second wind direction adjustment member 22" will be described using the same reference numerals.

The first wind direction adjustment member 22' may include a plurality of first vane parts 32' and 34' and a plurality of second vane parts 36 and 38 and 40. The first wind direction control member 22' may include side walls 50' and 52'. The first wind direction adjustment member 22' is a plurality of first vane parts 32', 34', and side walls 50', 52', like the wind direction adjustment member 22 of the first embodiment of the present invention. The rim may be formed, and a plurality of second vane parts 36, 38, and 40 may be formed to be positioned between the plurality of first vane parts 32', 34'. The plurality of second vane parts 36, 38 and 40 may be spaced apart in the longitudinal direction of the first vane parts 32' and 34'. The plurality of second vane parts 36, 38, and 40 may gradually shorten the distance F from each other toward one end, and the distance F from each other gradually toward the other end. The first wind direction adjusting member 22' may have a first rotational central axis 62' formed on the side walls 50' and 52'.

The second wind direction adjustment member 22" may include a plurality of first vane parts 32" and 34" and a plurality of second vane parts 42 and 44 and 46. First wind direction The adjustment member 22' may include sidewalls 50" and 52". The first wind direction adjustment member 22' is a plurality of agents, such as the wind direction adjustment member 22 of the first embodiment of the present invention. One vane (32") (34") and side walls (50") (52") may form a border, and a plurality of second vane portions (42) (44) (46) may include a plurality of first It may be formed to be positioned between the vane (32") (34"). A plurality of second vane (42, 44, 46) is the longitudinal direction of the first vane (32") (34") The plurality of second vane parts 42, 44, and 46 may gradually shorten the distance F from each other toward one end, and the distance F from each other toward the other end. The second wind direction adjusting member 22" may have a second rotational central axis 62" formed on the sidewalls 50" and 52".

The plurality of wind direction adjusting members 22' and 22" may be rotatably supported. The hinge shaft 64' formed on any one of the plurality of wind direction adjusting members 22' and 22", and a plurality of It may be formed on the other one of the wind direction control member (22') (22") may include a hinge shaft support (64") for rotatably supporting the hinge shaft (64').

The driving mechanism 24', 24' includes a first wind direction control motor 24' that rotates any one 22' of the plurality of wind direction adjustment members 22', 22', and a plurality of wind direction adjustment members 22 ') (22") may include a second wind direction control motor (24") for rotating the other one (22"). The first wind direction control motor (24') and the second wind direction control motor (24") The first wind direction control member 22' and the second wind direction control member 22' may be installed spaced apart therebetween. The wind direction control device includes a first wind direction control motor 24', a first wind direction control member 22', a second wind direction control member 22', and a second wind direction in a direction perpendicular to the opening direction of the air outlet 4 It can be arranged in the order of the adjustment motor (24").

The first wind direction control motor 24' may rotate the first wind direction control member 22' directly or through a power transmission member such as a gear. The first wind direction control motor 24' may rotate the first rotational central axis 62' of the first wind direction control member 22'.

The second wind direction control motor 24" may rotate the second wind direction control member 22" directly or through a power transmission member such as a gear. The second wind direction control motor 24" can rotate the second rotation center axis 62" of the second wind direction control member 22".

Meanwhile, each of the plurality of wind direction adjusting members 22' and 22" may have a different radius of curvature of each of the second vane portions, and each of the second vane portions may be closer to the driving mechanism 24', 24". The radius of curvature may be small. A plurality of second vane portions of the first wind direction control member 22' may have a smaller radius of curvature as they are closer to the first wind direction control motor 24'. In addition, the radius of curvature may be smaller as the plurality of second vane portions of the second wind direction control member 22' is closer to the second wind direction control motor 24".

As shown in FIG. 6, the wind direction adjusting device of this embodiment has a wide discharge mode for diffusing air widely, and a concentrated discharge mode for concentrating air, as shown in FIG. 7, and illustrated in FIGS. 8 and 9 As described above, it is possible to have a deflection discharge mode for discharging air deflected in the left or right direction.

The wind direction adjusting device of this embodiment includes the second vane parts 36, 38, 40 of the first wind direction adjusting member 22' and the second wind direction adjusting member 22" in the wide discharge mode and the central discharge mode. The second vane parts 42, 44, and 46 may be disposed symmetrically left and right about the boundary between the first wind direction adjustment member 22' and the second wind direction adjustment member 22".

The wind direction control device of the present embodiment is the second vane part 36, 38, 40 of the first wind direction control member 22' in the deflection discharge mode, and the second vane part of the second wind direction control member 22". (42) (44) (46) may be disposed asymmetrically left and right around the boundary of the first wind direction adjustment member 22' and the second wind direction adjustment member 22".

Hereinafter, for convenience of description, the left side of FIGS. 6 to 8 will be referred to as a left direction, the right side of FIGS. 6 to 8 will be referred to as a right direction, and the lower side of FIGS. 6 to 8 will be referred to as a downward direction.

The wind direction adjusting device of this embodiment has a plurality of wind direction adjusting members 22' and 22" in the wide discharge mode, and the first air inlet (P1) of each body faces the interior I of the body 6, and the plurality of wind direction adjusting members Each of the second air entry surfaces P2 of 22' and 22' may face the interior R.

As shown in FIG. 6, the first wind direction adjustment member 22' and the second wind direction adjustment member 22' may each be in a first wind direction mode and guide the first wind direction adjustment member 22'. The air to be spread can be spread widely in the lateral direction of the direction in which the other end 28 of the first wind direction adjusting member 22' faces and in the direction in which the other end 28 of the first wind direction control member 22' faces, the second wind direction The air guided to the adjustment member 22" is directed in a lateral direction to the direction in which the other end 28 of the second wind direction adjustment member 22" faces and in the direction in which the other end 28 of the second wind direction adjustment member 22" faces. It can spread widely. The air that is discharged and guided to the first wind direction control member 22' spreads widely in the downward direction and the left direction, and the air that is discharged and guided to the second wind direction control member 22" spreads widely in the downward direction and the right direction, and the first The air guided to the wind direction adjustment member 22' and the second wind direction adjustment member 22" may be widely spread in the left direction, the lower direction, and the right direction.

The wind direction adjusting device of this embodiment has a plurality of wind direction adjusting members 22' and 22" in the central discharge mode, each of the first air entry and exit surfaces P1 faces the room, and the plurality of wind direction adjusting members 22' and 22", respectively The second air inlet (P2) of the body 6 may face the interior (I).

As shown in FIG. 7, the first wind direction adjustment member 22' and the second wind direction adjustment member 22" may each be in a second wind direction mode, and guide the first wind direction adjustment member 22'. The air can be concentrated in a direction toward one end 26 of the first wind direction control member 22', and the air guided to the second wind direction control member 22" is of the second wind direction control member 22". The end 26 may be concentrated in the direction facing toward the air, which is discharged and guided to the first wind direction adjusting member 22', does not spread in the left direction, is concentrated in the lower direction, and is directed to the second wind direction adjusting member 22". The air guided by the discharge does not spread in the right direction but is concentrated in the downward direction, and the air guided by the discharge to the first wind direction control member 22' and the second wind direction control member 22" does not spread widely in the left direction and the right direction. , It can be discharged intensively in the downward direction.

In the deflection discharge mode, in the deflection discharge mode, the first air entry surface P1 of any one of the plurality of wind direction control members 22' and 22" faces the interior I of the body 6 and the second air The entry/exit surface P2 may face the interior R. In addition, in the deflection discharge mode, in the deflection discharge mode, the second air entry/exit surface P2 has the main body 6 of the body 6. The interior (I) and the first air entry surface (P1) may face the interior (R).

The first wind direction control member 22 ′ and the second wind direction control member 22 ″ are shown in FIG. 8 in the deflection discharge mode, and when the first wind direction control member 22 ′ is in the first wind direction mode, the first 2 The wind direction adjustment member 22" may be in the second wind direction mode. The first wind direction adjustment member 22' and the second wind direction adjustment member 22" are shown in FIG. 9 in the deflection discharge mode, when the first wind direction adjustment member 22' is in the second wind direction mode, the first 2 The wind direction adjustment member 22" may be in the first wind direction mode.

The deflection discharge mode may have a left-side discharge mode and a post-direction discharge mode for guiding air discharge in opposite directions.

When the first wind direction control member 22' is in the first wind direction mode, and when the second wind direction control member 22" is in the second wind direction mode, the air guided to the first wind direction control member 22' is first. The direction of the other end 28 of the wind direction adjustment member 22' and the direction of the direction of the other end 28 of the first wind direction adjustment member 22' may spread widely in the lateral direction, and the first wind direction adjustment member 22' ) And the air guided to the second wind direction adjusting member 22" may be widely spread in the left direction and the lower direction. On the other hand, the air guided to the second wind direction control member 22" may be concentrated in a direction toward one end 26 of the second wind direction control member 22", and discharged to the second wind direction control member 22". The guided air may be discharged intensively in the downward direction, and the air guided to the first wind direction control member 22' and the second wind direction control member 22" does not spread widely in the right direction, but in the left direction and the downward direction. It can be discharged, and the wind direction control device may be a left-biased discharge mode forming an airflow deflected to the left as a whole, and the left space of the room R may be mainly air-conditioned.

When the first wind direction control member 22' is in the second wind direction mode, and when the second wind direction control member 22" is in the first wind direction mode, the air guided to the first wind direction control member 22' is first. One end 26 of the wind direction adjustment member 22' may be concentrated in the direction in which it is directed, and the air guided to the first wind direction adjustment member 22' may be centrally discharged in the downward direction. The air guided to the adjustment member 22" is directed in a lateral direction to the direction in which the other end 28 of the second wind direction adjustment member 22" faces and in the direction in which the other end 28 of the first wind direction adjustment member 22' faces. The air can be spread widely, and the air guided to the second wind direction adjustment member 22" can be spread widely in the right direction and the lower direction. The air guided to the first wind direction adjustment member 22' and the second wind direction adjustment member 22" does not spread widely in the left direction, and can be discharged in the right direction and the downward direction, and the wind direction adjustment device is generally rightward. It may be a post-direction discharge mode forming a deflected air flow, and the right space of the room R may be mainly air-conditioned.

The driving mechanism 24', 24" may rotate at least one of the plurality of wind direction control members 22' and 22" within the range of 60° to 300° when the wind direction mode is changed. When the driving mechanism (24') (24") is switched from the wide discharge mode to the deflected discharge mode, only one of the plurality of wind direction adjusting members (22') (22") can be rotated within a range of 60° to 300°. have. When the driving mechanism 24', 24" is switched from the wide discharge mode to the concentrated discharge mode, each of the plurality of wind direction adjusting members 22' and 22" can be rotated within a range of 60° to 300°. . When the driving mechanism 24', 24" is switched from the central discharge mode to the wide discharge mode, each of the plurality of wind direction adjusting members 22' and 22" can be rotated within a range of 60° to 300°. . When the driving mechanism (24') (24") is switched from the concentrated discharge mode to the deflected discharge mode, only one of the plurality of wind direction control members (22') (22") can be rotated within the range of 60° to 300°. have.

The wind direction adjustment device of this embodiment can drive the first wind direction adjustment member 22' and the second wind direction adjustment member 22" to have different angles in the unidirectional direction of the air outlet 4. The first wind direction adjustment member ( 22') and the second wind direction control member 22" may be arranged to face different directions in the front-rear direction, for example, the first wind direction control member 22' may be moved to the front area below the air outlet 4 When guiding the discharge of air, the second wind direction adjusting member 22" can guide air discharge to the lower rear area of the air discharge port 4. The wind direction adjusting device of this embodiment has a wide discharge mode and a concentrated discharge mode. With each of the deflection discharge modes, the first wind direction adjustment member 22' and the second wind direction adjustment member 22" can be rotated at different angles in the front-rear direction, and the wind direction adjustment device can form more various airflows. have.

10 is a cross-sectional view showing a third embodiment of the wind direction control device according to the present invention.

The wind direction adjustment device of this embodiment is located between the plurality of wind direction adjustment members 22' and 22", and the wind direction adjustment member support 80 which rotatably supports each of the plurality of wind direction adjustment members 22' and 22" ), and other configurations and actions other than the wind direction adjusting member support portion 80 are the same or similar to the second embodiment of the present invention, so the same reference numerals are used and detailed descriptions thereof will be omitted.

The wind direction control member support portion 80 may be formed on the main body 6, particularly the discharge panel 14, to be positioned between the plurality of wind direction control members 22' and 22". The wind direction control member support portion 80 is a plurality. Each of the dog direction control members 22' and 22" may be formed to face each other.

A first hinge shaft 82 may be formed on any one of the first wind direction adjusting member 22' and the wind direction adjusting member support portion 80, and the other one may rotatably support the first hinge shaft 82. The first hinge shaft support 84 may be formed.

A second hinge shaft 86 may be formed on one of the second wind direction adjusting member 22" and the wind direction adjusting member support portion 80, and the second hinge direction rotatably supports the second hinge shaft 86 on the other. The second hinge shaft support 88 may be formed.

On the other hand, the present invention is not limited to the above embodiments, the main body 6 may be configured as a wall-mounted air conditioner installed on a wall in the room or a stand-type air conditioner installed on a floor in the room, The wind direction control device is installed on a wall-mounted air conditioner or a stand-type air conditioner, and it is of course possible to adjust the wind direction of the air discharged from the wall-mounted air conditioner or the stand-type air conditioner. When the main body 6 is configured as a wall-mounted air conditioner or a stand-type air conditioner, the air outlet 4 of the main body 6 may be formed to be elongated in the left-right direction or elongated in the vertical direction.

The wind direction adjusting member 22 of the first embodiment of the present invention is installed in the air outlet 4 formed long in the left and right directions on the main body 6 to guide the air discharge widely to the left and right of the air outlet 4, or to the air outlet ( Of course, it is possible to guide the air intensively toward the front of 4). In addition, the plurality of wind direction adjusting members 22' and 22" of the second embodiment of the present invention are installed in the air outlet 4 formed long in the left and right directions on the main body 6, and the front left side of the air outlet 4, The air is widely guided to discharge right, or the air is discharged to the front of the air outlet 4, or the air is discharged to the front left of the air outlet 4, or the air is discharged to the front right of the air outlet 4, Of course, it is also possible to guide discharge. In addition, the plurality of wind direction adjusting members 22' and 22" of the second embodiment of the present invention can be arranged to face different directions in the vertical direction and form a combination of various airflows. can do.

In addition, the wind direction adjusting member 22 of the first embodiment of the present invention is installed in the air outlet 4 formed long in the vertical direction on the main body 6 and guides the air discharge widely or vertically up and down the front of the air outlet 4 Needless to say, it is possible to guide air intensively toward the front of (4). In addition, the plurality of wind direction adjusting members 22' and 22" of the second embodiment of the present invention are installed in the air outlet 4 formed long in the vertical direction on the main body 6, and the front and bottom of the air outlet 4 are installed. Widely guides the discharge of air or guides the concentrated discharge of air toward the front of the air discharge port (4) or guides the air to be biased toward the front upper side of the air discharge port (4) or discharges the air to be biased toward the front lower side of the air discharge port (4) In addition, the plurality of wind direction adjusting members 22' and 22" of the second embodiment of the present invention can be arranged to face different directions in the left and right directions, to form a combination of various airflows. You can.

2: Air inlet 4: Air outlet
6: Main body 14: Discharge panel
22: wind direction adjustment member 22': first wind direction adjustment member
22": 2nd wind direction control member 24: Driving mechanism
24': 1st wind control motor 24": 2nd wind control motor
26: one end of the wind direction control member 28: the other end of the wind direction control member
32,34: 1st vane 32'.34': 1st vane
32",34": first vane 36,38,40,42,44,46: second vane
50,52: Side wall P1: 1st air access surface
P2: 2nd air entry surface P3: Air guide passage

Claims (22)

In the wind direction control device installed in the main body is formed with an air inlet and air outlet,
The wind direction control device
A first wind direction control member formed in a rectangular parallelepiped shape and guiding air discharged to the left side of the air discharge port;
A second wind direction control member formed in a rectangular parallelepiped shape, disposed on the right side of the first wind direction control member, arranged in line with the first wind direction control member, and guiding air discharged to the right side of the air discharge port;
A first driving mechanism disposed on the main body and rotating the first wind direction adjusting member;
A second driving mechanism disposed on the main body and rotating the second wind direction adjusting member;
A first hinge shaft disposed on the first wind direction control member and protruding toward the second wind direction control member;
A second hinge shaft disposed on the second wind direction control member and protruding toward the first wind direction control member;
A wind direction adjustment member support part disposed between the first wind direction adjustment member and the second wind direction adjustment member, the first hinge axis and the second hinge axis being accommodated, and rotatably supporting the first hinge axis and the second hinge axis Wind direction control device comprising a. According to claim 1,
The first wind direction control member and the second wind direction control member
A first air entry surface facing the inside of the main body in the first wind direction mode and an interior in the second wind direction mode;
In the first wind direction mode, a second air entry surface is formed facing the interior and in the second wind direction mode, toward the inside of the main body,
A wind direction control device having an air guide passage formed between the first air access surface and the second air access surface. According to claim 2,
The area of the first air entry surface and the area of the second air entry surface are different wind direction control devices. According to claim 1,
The first wind direction control member and the second wind direction control member is a wind direction control device including at least one second vane portion in which the air guide direction in the first wind direction mode and the air guide direction in the second wind direction mode are different. According to claim 1,
The first wind direction control member,
A first vane part 32' which is disposed to extend and extend in a long direction of the air discharge port; The first vane portion 34', which is disposed to extend and extend in the long direction of the air outlet, faces the first vane portion 32', and is spaced apart from the first vane portion 32'; A side wall 50' connected to the left side of the first vane 32' and 34' and connected to the first driving mechanism; Includes; connecting the right side of the first vane (32') (34'), the side wall (52') on which either the hinge shaft or the hinge shaft support is disposed;
The first hinge shaft protrudes from the side wall 52' toward the wind direction adjusting member support,
The second wind direction control member,
The first vane portion 32", which is disposed to extend in the long direction of the air outlet, is disposed to extend long in the long direction of the air outlet, and is disposed to face the first vane portion 32", to the A first vane part 34' spaced apart from the first vane part 32', a side wall connecting the left side of the first vane part 32', 34', and connected to the first drive mechanism (50"); Includes a side wall (52") that connects the right side of the first vane (32') (34'), and the other of the hinge shaft or the hinge shaft support is disposed;
The second hinge shaft is a wind direction control device protruding from the side wall (52") toward the wind direction control member support. The method of claim 5,
The first wind direction adjustment member further includes a second vane part 36 that connects the first vane parts 32 ′ and 34 ′ and is disposed in a different direction from the side walls 50 ′ and 52 ′. and,
The second wind direction adjustment member further includes a second vane part 46 that connects the first vane parts 32" and 34" and is disposed in a different direction from the side walls 50" and 52". Wind direction control device. delete The method of claim 6,
The second vane portion wind direction control device is formed to be rounded between one end and the other end. The method of claim 6,
The second vane portion wind direction control device is formed a plurality of spaced apart from each other. The method of claim 9,
The plurality of second vane portion wind direction control device having a separation distance between each other is shorter than the separation distance between the other ends. The method of claim 10,
The first wind direction control member and the second wind direction control member include at least one second vane portion having a different air guide direction in the first wind direction mode and an air guide direction in the second wind direction mode,
The first wind direction mode is a wide discharge mode in which one end of each of the plurality of second vane portions faces the inside of the main body,
In the second wind direction mode, the wind direction control device is a central discharge mode in which one end of each of the plurality of second vane parts faces the room. According to claim 1,
When the first driving mechanism is changed from the first wind direction mode to the second wind direction mode or vice versa, the first wind direction control member is rotated within a range of 60° to 300°,
The second driving mechanism is a wind direction control device that rotates the second wind direction control member within a range of 60° to 300° when changing from a first wind direction mode to a second wind direction mode or vice versa. delete According to claim 2,
Each of the first wind direction control member and the second wind direction control member
A wind direction control device having an area of a first air access surface formed at one end of the wind direction control member smaller than an area of a second air access surface formed at the other end of the wind direction control member. The method of claim 14,
In the wide discharge mode, the first air entry surface of each of the first wind direction adjustment member and the second wind direction adjustment member faces the inside of the main body, and the second air entrance surface of each of the first wind direction adjustment member and the second wind direction adjustment member is Wind direction control device facing indoors. The method of claim 14,
In the centralized discharge mode, the first air entry surface of each of the first wind direction adjustment member and the second wind direction adjustment member faces the interior, and the second air entrance surface of each of the first wind direction adjustment member and the second wind direction adjustment member is of the main body. Wind direction control device facing inside. The method of claim 14,
In deflection discharge mode
Any one of the first wind direction control member and the second wind direction control member has a first air access surface toward the interior of the body and a second air access surface toward the interior,
Another of the first wind direction control member and the second wind direction control member is a wind direction control device in which a second air entry surface faces the inside of the main body and a first air entry surface faces the interior. The method of claim 17,
The deflection discharge mode is a wind direction control device having a left-direction discharge mode and a post-direction discharge mode for guiding air discharge in opposite directions. delete delete According to claim 1,
The first driving mechanism is a first wind direction control motor for rotating the first wind direction control member,
The second driving mechanism is a wind direction control device that is a second wind direction control motor for rotating the second wind direction control member. The method of claim 21,
The first wind direction control member rotated by the first wind direction control motor includes a plurality of second vanes having a smaller radius of curvature as it approaches the first wind direction control motor,
The second wind direction control member rotated by the second wind direction control motor is a wind direction control device including a plurality of second vane portions having a smaller radius of curvature as it is closer to the second wind direction control motor.

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