KR20190027269A - Air Conditioner - Google Patents

Abstract

The present invention relates to an air conditioner. An air conditioner according to the present invention includes: a body part for accommodating a blowing fan for forcing a flow of air and a heat exchanger in which air flowing by the blowing fan and a refrigerant exchange heat with each other; a base panel having a suction port through which the air introduced into the blowing fan is sucked, and a discharge port which is opened downwards to discharge the heat-exchanged air from the heat exchanger; a first vane adjusting the direction of the air discharged through the discharge port; a second vane adjusting the direction of the air discharged through the discharge port and having one side fixed to the base panel to be rotatable; a first link connected to the first vane and the base panel to be rotatable; a motor rotating the first link connected to one side of the base panel; a second link connected to the first vane and the base panel to be rotatable, and having a variable length; and a third link connected to the first link and the second vane to be rotatable.

Description

Air conditioner

The present invention relates to an air conditioner, and more particularly, to an air conditioner including a vane connected by a link.

The air conditioner is a device that changes the air conditioner into a pleasant environment by cooling, heating, cleaning or humidifying the air. The air conditioner mainly performs the cooling function and the heating function to maintain the optimum temperature and humidity according to the seasonal weather conditions and the indoor environment. The air conditioner has indoor and outdoor units such as a stand type and a wall type, and a frame type and a ceiling cassette type. Various types of product groups such as a detachable type which is installed so as to be separated from each other, and an integral type such as a window type in which an indoor unit and an outdoor unit are integrated are being released.

In the case of the ceiling cassette type, a vane disposed at the discharge port is rotatably connected to one side of the housing, so that the direction of the air discharged to the discharge port is mainly discharged in the diagonal direction of the ceiling surface. In this case, there is a problem that air is directly discharged to a user who is active in the space, which causes discomfort to the user, directly affects the body temperature, causes air-cooling disorder, or causes dry eye syndrome.

Korean Patent Laid-Open Publication No. 10-2015-0004471 discloses a method for controlling the airflow direction of discharged air in order to solve such a problem, or to prevent concentration of air to a specific area, including a windshield in addition to a vane for covering the discharge port . However, when such a wind shield is used, it is possible to prevent concentration of air to a specific area, but there is a problem that the wind direction range of the air to be discharged is limited.

SUMMARY OF THE INVENTION An object of the present invention is to provide an air conditioner that prevents cold wind or warm air from concentrating in a specific area.

An object of the present invention is to provide an air conditioner that maximizes a range of a wind direction control.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided an air conditioner comprising: a blowing fan for forcing a flow of air; a body accommodating a heat exchanger for exchanging heat between air and refrigerant flowing through the blowing fan; A base panel having a suction port through which air introduced into the blowing fan is sucked and a discharge port which opens downward to discharge heat-exchanged air in the heat exchanger; A first vane for adjusting a direction of air discharged to the discharge port; A second vane in which one side of the second vane is rotatably fixed to the base panel, the direction of the air being discharged to the discharge port being adjusted; A first link rotatably connected to the first vane and the base panel; A motor for rotating the first link connected to one side of the base panel; A second link rotatably connected to the first vane and the base panel and having a variable length; And a third link rotatably connected to the first link and the second vane to widen the airflow range of the air to be discharged.

A guide line for adjusting the length of the second link is formed at a side portion of the base panel of the air conditioner to which the second link is connected at the time of rotation of the second link, A guide ring that moves along the guide line may be provided to adjust the length of the second link so that the vane may be arranged to discharge air in a vertical air flow.

The first link of the air conditioner according to the present invention is arranged to rotate on a different plane from the second link to widen the airflow range of the air to be discharged.

In the air conditioner according to the present invention, when the first vane is horizontally disposed and the air discharged from the discharge port is formed as a horizontal wind, the first vane is arranged to be spaced apart from the discharge port, It can be ejected in front.

In the air conditioner according to the present invention, when the first vane is arranged horizontally and air discharged from the discharge port is formed into a horizontal wind, the second vane is inclined so as to face the inner end of the first vane, Air can be discharged to the ceiling surface.

Wherein when the first vane and the second vane are vertically arranged on the ceiling or the ground so that the air discharged from the discharge port is formed as vertical air, a part of the first vane is disposed on the upper side of the discharge port, A part of the second vane may be disposed below the discharge port to discharge the discharged air vertically to the ceiling or the ground.

When the first vane and the second vane are vertically arranged on the ceiling or the ground so that the air discharged from the discharge port is formed into vertical wind, the first vane and the second vane are arranged in parallel, The air can be discharged vertically to the ceiling or the ground.

When the first vane and the second vane are vertically arranged on the ceiling or the ground and the air discharged from the discharge port is formed into a vertical air flow, the first link and the second link are arranged so as to cross each other, May be disposed perpendicular to the ceiling or the ground.

Wherein the base panel includes a discharge guide which forms a discharge passage for guiding air flowing in the body portion to the discharge port, and the first vane and the second vane are vertically arranged on the ceiling or the ground, Wherein the first vane is disposed adjacent to the discharge guide disposed in the inward direction of the discharge passage and the second vane is disposed adjacent to the discharge guide disposed in the outward direction of the discharge passage So that the vane can be placed perpendicular to the ceiling or the ground.

The first vane can discharge the air to be discharged in a horizontal wind, a middle wind, and a vertical wind by the movement of the first link and the second link, and the first vane can blow air with a horizontal wind, a middle wind, A virtual straight line CL1 formed along the center of the first link and an imaginary straight line CC connecting the center of the first link connection hole and the center of the second link connection hole, 1 Link inclination angle increases.

The first link inclination angle may be a right angle in the arrangement in which the first vane discharges air in the vertical direction so that the discharged air can be discharged vertically to the ceiling or the ground.

Wherein the first link is disposed between the second link and the third link such that the first link, the second link, and the third link are not interfered with each other when the first link, the second link, and the third link are rotated, Can be.

The first vane of the air conditioner according to the present invention includes: a first vane plate for adjusting the direction of air discharged to the discharge port; And a first link connection part protruding from an end of the first vane plate and connected to the first link and the second link, wherein the first link and the second link are connected to the link connection part and the base panel And the first vane can completely close the discharge port.

The first link connection portion of the first vane is formed to project inwardly and upwardly from the first vane plate in an inclined manner to increase the moving range of the vane.

Wherein the first link connection portion of the vane is formed with a first link connection hole connected to the first link and a second link connection hole connected to the second link, So that the moving range of the vane is increased.

The second vane of the air conditioner according to the present invention includes a second vane plate for adjusting the direction of air discharged to the discharge port; A fixed rotation part protruding from the end of the second vane plate toward the base panel and rotatably connecting the second vane plate to the base panel; And a second link connection portion protruding upward from an end of the second vane plate and connected to the third link, so that the second vane can rotate in conjunction with the first vane.

The first vane and the second vane are arranged so as not to interfere with each other during rotation, so that the first vane and the second vane can stably move.

The first link may include a first panel connecting portion disposed on a rotation axis of the first link formed on the base panel and connected to the motor; A first link bar connected to the first panel connecting portion at one side and having both ends connected to the first vane and the third link, respectively; A first vane connection portion disposed at one end of the first link bar and rotatably connected to the first vane; And a third link connecting portion disposed at the other end of the first link bar and rotatably connected to the third link to widen the airflow range of the air to be discharged.

The first vane and the second vane can discharge the air to be discharged in a horizontal wind, a middle wind, and a vertical wind by the movement of the first link, the second link, and the third link, Wherein when the second vane moves in an arrangement for discharging air in a horizontal wind, a middle wind, and a vertical wind, a rotation axis formed by the first panel connection portion of the first link and a rotation axis formed by the third link connection portion The third link inclination angle formed between the imaginary straight line CL3 and an imaginary straight line CL4 formed along the center of the third link increases.

The second link includes: a link rod rotatably connected to the base panel; And a link cylinder connected to the link rod so as to be movable in the longitudinal direction and rotatably connected to the first vane, wherein the guide ring is disposed on one side of the link cylinder, Can be varied.

The second link includes: a second panel connection part disposed on the rotation axis of the second link formed on the base panel and connected to the base panel; A second vane connection portion disposed on a rotation axis of the second link formed in the first vane and connected to the first vane; And a second link bar connecting the second panel connecting portion and the second vane connecting portion, wherein the second vane connecting portion forms a space in which the first link is disposed between the first vane and the second link bar The second link bar may be spaced a predetermined distance from the first vane to widen the range of movement and radius of rotation of the first vane.

According to an aspect of the present invention, there is provided an air conditioner comprising: a housing having a suction port and a discharge port formed at a lower side; A heat exchanger for exchanging heat with the air sucked through the suction port; A blowing fan for sucking air from the suction port, passing through the heat exchanger to perform heat exchange, and discharging the air to the discharge port; A first vane for adjusting a direction of air discharged to the discharge port; A second vane in which one side of the second vane is rotatably fixed to the base panel, the direction of the air being discharged to the discharge port being adjusted; A first link rotatably connected to the first vane and the base panel; A motor for rotating the first link connected to one side of the base panel; A second link rotatably connected to the first vane and the base panel and having a variable length; And a third link rotatably connected to the first link and the second vane to widen the airflow range of the air to be discharged.

The details of other embodiments are included in the detailed description and drawings.

The air conditioner of the present invention has one or more of the following effects.

First, the vane according to the present invention is not directly connected to the base panel, but can be connected to the base panel through two links to form a horizontal horizontal wind on the ceiling surface. As a result, To minimize the discomfort that can be given to the user.

Second, the two links connecting the vanes to the base panel rotate on different planes, and the vanes can also discharge air in various ranges from vertical to horizontal.

Third, the first link according to the present invention has an advantage that the length of the first link is variable along the guide line, the range of angles where the vanes are arranged is widened, and the wind direction range is maximized. The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a bottom perspective view of an air conditioner according to an embodiment of the present invention.
2 is a cross-sectional view illustrating an internal configuration of an air conditioner according to an embodiment of the present invention.
3 is a view illustrating a connection relationship between a vane and a base panel according to an embodiment of the present invention.
4 is a diagram showing the arrangement of links according to an embodiment of the present invention.
FIG. 5 is an enlarged view of FIG. 4B.
6 is a view for explaining a first vane according to an embodiment of the present invention.
7 is a view for explaining a second vane according to an embodiment of the present invention. FIG. 8 is a view illustrating a guide line of a base panel according to an embodiment of the present invention.
9 is a view showing a guide line and a second link of a base panel according to an embodiment of the present invention.
10 is a diagram illustrating a first link according to an embodiment of the present invention.
11 is a view showing a second link according to an embodiment of the present invention.
12A to 12C are views for explaining a second link having a variable length according to an embodiment of the present invention.
13 is a diagram illustrating a third link according to an embodiment of the present invention.
FIG. 14A is a view showing an arrangement of a vane in a stationary state in the drawing for explaining operation of a vane according to an embodiment of the present invention. FIG.
FIG. 14B is a view showing the arrangement of vanes for discharging horizontal wind in the drawings for explaining the operation of the vane according to the embodiment of the present invention. FIG.
FIG. 14C is a view showing the arrangement of vanes for discharging the intermediate wind in the drawing for explaining the operation of the vane according to the embodiment of the present invention. FIG.
FIG. 14D is a view showing the arrangement of vanes for discharging vertical wind in the drawing for explaining the operation of the vane according to the embodiment of the present invention. FIG.
FIG. 15A is a result of airflow analysis showing the wind direction and the air flow rate of the discharged air according to the arrangement of the vanes in FIG. 14B.
Fig. 15B shows the results of the airflow analysis showing the wind direction and the wind amount of the discharged air according to the arrangement of the vanes in Fig. 14C.
Fig. 15C shows the results of the airflow analysis showing the wind direction and the wind amount of the discharged air according to the arrangement of the vanes in Fig. 14D.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

Hereinafter, the present invention will be described with reference to the drawings for explaining an air conditioner according to embodiments of the present invention.

1 is a bottom perspective view of an air conditioner according to an embodiment of the present invention. 2 is a cross-sectional view illustrating an internal configuration of an air conditioner according to an embodiment of the present invention.

<Configuration of the air conditioner>

1 and 2, the air conditioner according to the present embodiment includes a body 10 disposed between a ceiling 1 and a ceiling finishing material 3 disposed at a lower portion of the body 1, And a base panel 100 disposed on the bottom surface. The base panel 100 according to the present embodiment may be integrally formed with the body 10 or may have a separate structure.

Referring to FIG. 1, the air conditioner according to the present embodiment includes a 4-way air conditioner having one air inlet 102 and four air outlet 104. However, this is an example of a single air conditioner having one air inlet 102 and one air outlet 104, or one air inlet 102 and two air outlets 104 It may be a 2way air conditioner.

Way air conditioner, the air blowing module 12 and the heat exchanger 18 are disposed inside the body 10 in the left or right or front and rear directions. When the air conditioner is a 4way air conditioner, And is disposed so as to surround the blow module 12 in the periphery.

The body portion 10 is a box body having a substantially rectangular parallelepiped or cubic shape. The body part 10 houses a blowing module 12 for forcing the flow of air inside and a heat exchanger 18 for exchanging heat between the air and refrigerant flowing by the blowing module 12.

The air blowing module (12) sucks the outside air and discharges the sucked air to the outside through the heat exchanger (18). The blowing module 12 according to the present embodiment includes a fan motor 14 provided with a rotating shaft protruding downward from an upper plate of the body 10 and a blowing fan connected to the rotating shaft Z- 16). The blowing fan 16 according to the present embodiment can use a centrifugal blowing fan that sucks the lower air and blows it around.

The heat exchanger 18 is a place for exchanging heat with the indoor air from the refrigerant flowing in from the outdoor unit. The heat exchanger 18 is connected to the outdoor unit by a pipe and the inside of the heat exchanger 18 is designed to have a structure for efficiently exchanging heat with the indoor air.

A drain pan (20) for receiving condensed water generated in the heat exchanger (18) may be disposed inside the body part (10). The drain pan (20) is disposed below the heat exchanger (18).

The air conditioner according to the present embodiment may include a bell mouth 22 for guiding the air sucked through the air inlet 102 to the air blowing module 12. The bell mouth 22 is disposed inside the body part 10. [ The bell mouth 22 is disposed below the blow module 12. The bell mouth 22 functions as an orifice to control the flow rate or flow rate of the air by concentrating the indoor air on the rotary shaft of the blowing fan 16 when the indoor air is sucked.

The bell mouth 22 is ring-shaped in which an opening is formed therein, and the width thereof can be reduced as it goes from the downward direction D toward the upward direction U in the axial direction. The center axis of the bell mouth 22 can overlap the rotational axis of the blowing fan 16. [

<Configuration of base panel>

The base panel 100 according to the present embodiment is provided with a discharge passage 103 for guiding the air of the body 10 toward the discharge port 104 on the upper side of the discharge port 104. The discharge passage 103 according to this embodiment is formed in the downward direction. The base panel 100 according to the present embodiment includes ejection guides 109a and 109b for forming the ejection flow path 105 on the upper side of the ejection opening 104. [ The discharge guides 109a and 109b can be divided into an inner discharge guide 109a arranged in the inner side I of the indoor unit and an outer discharge guide 109b arranged in the outer side O direction of the indoor unit. Each of the discharge guides 109a and 109b forms a straight discharge passage 103 from the upper side and is formed to bend from the lower side to the outer side O. [ Each of the discharge guides 109a and 109b forms a curved surface from the lower side to the outer side (O) direction. The inner discharge guide 109a forms a gentle oyster face compared to the outer discharge guide 109b.

The base panel 100 is formed with a suction port 102, which is a passage through which outside air is sucked, and a discharge port 104 through which heat-exchanged air is discharged. The base panel 100 according to the present embodiment is provided with a discharge passage 103 for guiding the air of the body 10 toward the discharge port 104 on the upper side of the discharge port 104. The discharge passage 103 according to this embodiment is formed in the downward direction. The discharge port 104 according to the present embodiment is formed in a downward direction. The base panel 100 is provided with a suction port 102 opened below the air blowing fan 16 so that the room air is sucked into the body portion 10 and the suction port 102, which is the periphery of the suction port 102, And a discharge port 104 is formed on the left and right sides, respectively.

In the base panel 100 according to the present embodiment, a suction port 102 and a discharge port 104 are formed together. However, it is also possible that a discharge panel (not shown) in which the discharge port 104 is formed and a suction panel (not shown) in which the suction port 102 is formed may be combined as one embodiment.

It is preferable that the position of the suction port 102 is positioned so as to vertically overlap with the blowing fan 16. That is, the rotation axis (Z-Z ') of the blowing fan 16 and the center of the suction port 102 are vertically overlapped. The suction port 102 is located in the downward direction D in the axial direction from the blowing fan 16.

The base panel 100 is provided with a filter unit (not shown) for purifying the air sucked into the suction port 102. The filter unit is disposed on the upper side of the base panel 100. The filter unit is installed on the base panel 100 so as to be positioned above the suction port 102.

In the base panel 100, a grill panel 26 for covering the suction port 102 is disposed. The grill panel 26 divides the suction port 102 into a plurality of areas to primarily filter dust and worms that enter the suction port 102.

Two vanes 120 are disposed at the discharge port 104 of the base panel 100 to open or close the discharge port or to adjust the discharging direction of the air discharged to the discharge port 104. The vane 120 according to the present embodiment is connected to the base panel 100 by at least one link 130, 140. The specific structure and connection relationship between the vane 120 and the base panel 100 will be described in detail below. In the base panel 100 according to the present embodiment, four discharge ports 104 are formed, and two vanes 120 are disposed at the respective discharge ports 104.

3 is a view illustrating a connection relationship between a vane and a base panel according to an embodiment of the present invention. 4 is a diagram showing the arrangement of links according to an embodiment of the present invention. FIG. 5 is an enlarged view of FIG. 4B. 6 is a view for explaining a first vane according to an embodiment of the present invention. 7 is a view for explaining a second vane according to an embodiment of the present invention. 8 is a view illustrating a guide line of a base panel according to an embodiment of the present invention. 9 is a view showing a guide line and a second link of a base panel according to an embodiment of the present invention. 10 is a diagram illustrating a first link according to an embodiment of the present invention. 11 is a view showing a second link according to an embodiment of the present invention. 12 is a view for explaining a second link having a variable length according to an embodiment of the present invention. 13 is a diagram illustrating a third link according to an embodiment of the present invention.

Hereinafter, configurations and connection relationships of vanes, links, and base panels according to the present embodiment will be described with reference to FIGS. 3 to 13. FIG.

<Construction of Vane and Link>

The air conditioner according to the present embodiment includes a first vane 120 for controlling the air discharged to the discharge port 104 opened to the lower side of the base panel 100, a second vane 120 for controlling the direction of the air discharged to the discharge port 104, A first link 130 rotatably connected to the base panel 100 and the vane 120, a second link 130 connected to the first link 130, A second link 140 rotatably connected to the base panel 100 and the vane 120 and having a variable length and a second link 140 connected to the first link 130 and the second vane 170, And a third link 180 rotatably connected.

The first vane 120 according to the present embodiment is connected to the base panel 100 by two links 130 and 140 at both ends. One side of the second vane 170 is rotatably connected to the base panel 100 and the other side of the second vane 170 is connected to the base panel 100 through a link 180. Links 130 and 140 connected to the first vane 120 are connected to side surfaces 106 formed on both sides of the discharge port 104 of the base panel 100. One side of the second vane 170 is connected to the side portion 106 formed on both sides of the discharge port 104 of the base panel 100. The motor housing part 110 in which the motor 160 for operating the links 130 and 140 connected to the first vane 120 is disposed on both sides of the space for forming the discharge port 104 is formed in the base panel 100 . The motor receiving portion 110 is formed on the opposite side of the side portion 106 to which the links 130 and 140 are connected.

The base panel 100 according to the present embodiment is formed with a guide line for guiding the movement of the guide ring 148 of the second link 140 to be described later on the side portion 106 to which the links 130 and 140 are connected do. The guide line 108 defines a groove in the direction of the motor receiving portion 110 from the side surface portion of the base panel 100 so that the guide ring 148 of the second link 140 is inserted. The guide 108 guides movement of the guide ring 148 as the second link 140 rotates. The guide ring 148 moves along the guide line 108 to vary the length of the second link 140. The guide line 108 adjusts the arrangement of the first vane 120 and the second vane 170 to guide air discharged to the discharge port 104 to a horizontal wind, a vertical wind, or a middle wind to be described below.

Referring to FIG. 8, the guide line 108 according to the present embodiment induces the arrangement of the first vane 120 and the second vane 170 in a stationary state at the inner best point IU, OU to induce the arrangement of the first vane 120 and the second vane 170, which form the air to be blown in the vertical direction. The guide line 108 guides the arrangement of the first vane 120 and the second vane 170 that form the air blown from the innermost lowest point ID to the horizontal wind, Thereby inducing the arrangement of the first vane 120 and the second vane 170 which form the air to be discharged in a middle wind. 3 to 8 and 13, a direction in which air is discharged at a position where the vane forms a horizontal wind is referred to as an outward direction O, a direction opposite to the outward direction as an inner direction I, The direction in which the air is discharged from the position where the air is formed is referred to as the downward direction D and the opposite direction of the downward direction D is referred to as the upward direction U. [ The setting of this direction is for illustrating the structure and connection structure of the vane and base panel 100 according to the present embodiment, and does not limit the scope of the invention.

The guide line 108 according to the present embodiment is formed so as to be bent at a point where the discharged air is formed as a horizontal wind or a middle wind.

The first vane 120 and the second vane 170 according to the present embodiment open and close the discharge port 104 opened to the lower side of the base panel 100. The first vane 120 and the second vane 170 according to the present embodiment adjust the airflow direction of the air discharged from the body 10 to the discharge port 104.

&Lt; Configuration of first vane >

The first vane 120 according to the present embodiment is connected to the base panel 100 through two links 130 and 140. The first vane 120 according to the present embodiment is not directly connected to the base panel 100 but is connected to the base panel 100 through two links 130 and 140. [ Since the arrangement of the first vane according to the present embodiment is changed through the two links 130 and 140, the first vane can be arranged vertically or horizontally to the ceiling 1. The connection structure of the first vane 120 widens the airflow range of the air discharged from the air conditioner.

The first vane 120 according to the present embodiment includes a first vane plate 122 for opening and closing the discharge port 104 and a second vane plate 122 protruding from both ends of the first vane plate 122, And a first link connection part 124 connected to the second link 140.

The first vane plate 122 according to the present embodiment is disposed below the discharge port 104 of the base panel 100. [ The first vane plate 122 opens or closes the discharge port 104 or adjusts the discharging direction of the air discharged into the discharge port 104 from inside the body portion 10.

The first vane 120 according to the present embodiment is connected to the first link 130 and the second link 140 at a first link connection portion 124 disposed at both ends of the first vane plate 122. The pair of first link connecting portions 124 are disposed at both ends of the vane plate 122. The first link connecting portion 124 is formed to protrude upward from both ends of the vane plate 122.

The first link connection portion 124 is formed to face the side portion 106 of the base panel 100 to which the first link 130 and the second link 140 are connected. The first link connecting portions 124 are disposed at predetermined intervals at both ends of the vane plate 122. The first link 130 and the second link 140 are disposed between the first link connection part 124 and the side surface part 106 of the base panel 100. Accordingly, the first link connection part 124 is spaced apart from the first vane plate 122 by an interval corresponding to the space where the first link 130 and the second link 140 are disposed. The distance D3 between the first link connection part 124 and the side part 106 is greater than the length including the thickness of the first link bar 132 and the thickness of the second link bar 142. [

6 illustrates the position of the first vane 120 when it forms a horizontal wind. Therefore, the phase U '/ the bottom D' / the inner side I '/ the outer side O' explained with reference to FIG. 6 will be described based on the state in which the first vane plate 122 is horizontally arranged The direction of the first vane 120 may be changed.

The first link connecting portion 124 is protruded to the upper side U 'of the first vane plate 122. The first link connecting portion 124 is protruded from the inner portion I 'of the first vane plate 122. The first link connection part 124 extends inwardly (I ') from the vertical lines (Y1-Y1', Y2-Y2 ') of the vertically formed imaginary line of the first vane plate 122. The first link connecting portion 124 is protruded upward and inward of the first vane plate 122.

The first link connection part 124 is formed with two link connection holes 126 for connection with the first link 130 and the second link 140. The link connection hole 126 is divided into a first link connection hole 126a to which the first link 130 is connected and a second link connection hole 126b to which the second link 140 is connected. The first link connection hole 126a according to the present embodiment is disposed inside the inner end of the first vane plate 122. [ 6, the center C1 of the first link connection hole 126a is formed inside the virtual line Y1-Y1 'perpendicular to the inner end of the first vane plate 122 .

&Lt; Configuration of second vane >

The second vane 170 according to the present embodiment is configured such that one side of the second vane 170 facing the side surface portion 106 of the base panel 100 is connected to the side surface portion 106 of the base panel 100 and the side surface portion 106 of the base panel 100 Is connected to the base panel 100 by the third link 180. [ The second vane 170 according to the present embodiment rotates as the third link 180 moves, with reference to one side rotatably connected to the base panel 100.

The second vane 170 according to the present embodiment includes a second vane plate 172 for adjusting the direction of the air discharged to the discharge port 104 and a second vane plate 172 for adjusting the direction of the air discharged from the end of the second vane plate 172 And a second vane plate 172 protruding from the first vane plate 172 and rotatably connected to the third link 180. The second vane plate 172 is rotatably connected to the first vane plate 172, And a second link connection portion 174 protruding upward from an end of the second link portion 174.

7, the second link connecting portion 174 of the second vane 170 according to the present embodiment includes a third link connecting hole 174 connected to the connecting portion 184 of the third link 180, 178 are formed.

The expressions referring to the directions of the phases U '' / D '' / inner (I '') / outer (O ''), etc. described with reference to FIG. 7 are defined as shown in the figure, The present invention is not intended to be limited to the above embodiments, but may be otherwise defined depending on where the criterion is set.

The center C3 of the fixed rotation part 176 and the center C4 of the third link connection hole 178 according to the present embodiment are spaced apart from each other by the setting interval D5. The center C4 of the third link connection hole 178 according to the present embodiment is disposed outside the center C3 of the fixed rotation portion 176 on the outer side O &quot; '. The setting interval D5 may be set in consideration of the moving distance of the third link 180. [ The second vane 170 according to the present embodiment rotates as the third link connection hole 178 moves with respect to the fixed rotation portion 176 to rotate the first vane 120 along with the vertical wind, Wind can be formed.

The center C4 of the third link connection hole 178 according to the present embodiment is disposed on the upper side U '' of the center C3 of the fixed rotation portion 176. [ The height H2 of the center C4 of the third link connection hole 178 according to the present embodiment is formed to be higher than the height H1 of the center C3 of the fixed rotation portion 176. [

The second vane plate 172 according to the present embodiment is disposed on the discharge passage 103 of the base panel 100. [ The second vane plate 172 opens and closes the discharge port 104 or adjusts the discharging direction of the air discharged into the discharge port 104 from inside the body portion 10.

In the second vane 170 according to the present embodiment, the fixed rotation portion 176 and the second link connection portion 174 are disposed at both ends of the second vane plate 172. The fixed rotation portion 176 and the second link connection portion 174 are disposed at both ends of the second vane plate 172, respectively. The pair of fixed rotation portions 176 protrude from both ends of the second vane plate 172 in the direction of both side surfaces of the base panel 100 and the second link connection portion 174 protrudes from both ends of the second vane plate 172 As shown in Fig.

The second link connection portion 174 is formed to face the side surface portion 106 of the base panel 100. The second link connection portion 174 is disposed at both ends of the second vane plate 172. The first link 130, the second link 140 and the third link 180 are disposed between the second link connection portion 174 and the side portion 106 of the base panel 100. [ The second link connection portion 174 is disposed further away from the side portion 106 of the base panel 100 than the first link connection portion 124. A first link connecting portion 124 is disposed between the second link connecting portion 174 and the side surface portion 106 of the base panel 100. The second link connection portion 174 is spaced from the side portion 106 of the base panel 100 by an interval corresponding to the space where the first link 130, the second link 150, and the third link 180 are disposed .

The first vane 120 according to the present embodiment is connected to the base panel 100 with the first link 130 and the second link 140. [ The second vane 170 according to the present embodiment is connected to the first link 130 by the third link 180.

&Lt; Configuration of First Link >

One end of the first link 130 is rotatably connected to the base panel 100 and the other end of the first link 130 is rotatably connected to the vane 120. The other end of the first link 130 is connected to the third link 180 And is rotatably connected. One side of the first link 130 is connected to the side portion 106 of the base panel 100. The first link 130 is connected to the motor 160 having one side disposed in the motor receiving portion 110 of the base panel 100. The other end of the first link 130 is connected to the link connection portion 124 of the vane 120. The other end of the first link 130 is connected to the third link 180. The first link 130 is rotated by the motor 160 to change the arrangement of the first vane 120 and the second vane 170.

The first link 130 according to the present embodiment is disposed on the rotation axis X1-X1 'of the first link 130 formed on the side portion 106 of the base panel 100 and connected to the motor 160 A first link bar 132 connected to the first panel connection part 134 at one side and a first panel connection part 134 at both ends and connected to the first vane 120 and the third link 180, A first vane connection portion 136 disposed at one end of the bar 132 and rotatably connected to the first vane 120 and a second vane connection portion 136 disposed at the other end portion of the first link bar 132, And a third link connection portion 138 rotatably connected to the second link portion. One side of the first vane is rotated on the basis of the rotation axis X2-X2 'formed on the first vane connection portion 136 and the other side of the rotation axis X5-X5' formed on the third link connection portion 138 3 One side of the link 180 rotates.

The first link bar 132 according to the present embodiment includes a first vane link bar 132a connecting the first panel connection part 134 and the first vane connection part 136, a first panel connection part 134, And a second vane link bar 132b connecting the link connection unit 138. [ The first vane link bar 132a and the second vane link bar 132b extend from the end of the first panel connecting part 134. [ The first vane link bar 132a and the second vane link bar 132b extend from each other in the direction from the end of the first panel connecting part 134. The first vane link bar 132a and the second vane link bar 132b are arranged substantially vertically. The first vane link bar 132a is longer than the second vane link bar 132b. The second vane link bar 132b is formed to be shorter than the third link 180.

The first panel connecting part 134 is formed to have a first link bar 132 so as to form a space in which the second link 140 is disposed between the side part 106 of the base panel 100 and the first link bar 132, And is spaced apart from the side surface portion 106 of the panel 100 by a predetermined distance. The second link bar 142 to be described below is disposed between the first link bar 132 and the side surface portion 106 of the base panel 100.

The first vane connection 136 includes a first vane connection body 136a and a first vane connection hook 136b. A plurality of first vane connection body bodies 136a according to the present embodiment may be disposed with an interval therebetween. The first vane coupling hook 136b according to this embodiment is disposed at the end of the first vane coupling body 136a to connect the first link 130 and the vane 120. [ The first vane connection 136 is formed with a first vane connection flange 136c that limits the insertion depth of the first vane connection body 136a. The first vane connection flange 136c is in close contact with one side of the link connection 124 of the vane 120.

The third link connection portion 138 includes a third link connection body 138a and a third link connection hook 138b. A plurality of third link connecting body bodies 138a according to the present embodiment may be disposed at intervals. The third link linkage hook 138b according to this embodiment is disposed at the end of the third link link body 138a to connect the first link 130 and the third link 180. [ The third link connecting portion 138 is formed with a third link connecting portion flange 138c that limits the insertion depth of the third link connecting portion 138a. The third link connection flange 138c is in close contact with one side of the third link 180.

&Lt; Configuration of Second Link >

The second link 140 according to the present embodiment has one end rotatably connected to the base panel 100 and the other end rotatably connected to the vane 120. One end of the second link 140 is connected to the side surface portion 106 of the discharge port 104 of the base panel. The other end of the second link 140 is connected to the link connection portion 124 of the vane.

The length of the second link 140 according to the present embodiment may be variable. The second link 140 according to the present embodiment may include a variable damper having a variable length. The second link 140 according to the present embodiment includes a link rod 144 rotatably connected to the base panel 100, a link rod 144 connected to the link rod so as to be movable in the longitudinal direction, And a guide ring 148 disposed on one side of the link cylinder 146 and moving along a guide line 108 formed on a side surface of the base panel 100. [

The link rod 144 is partly inserted into the link cylinder 146. A cylinder hole 149 for adjusting the moving speed of the link rod 144 is formed at one side of the link cylinder 146. The link rod 144 can be prevented from communicating with the cylinder hole 149 formed in the link cylinder 146 to accelerate the link rod 144 as the link rod 144 moves.

12A to 12C, the link rod 144 is connected to the link cylinder 146 so as to be linearly movable. The link rod 144 is inserted in the link cylinder 146 so as to enable a relative linear reciprocating motion. The link rod 144 is rotatably fixed to the side surface of the base panel 100 at one side.

The link cylinder 146 forms a space in which a part of the link rod 144 is accommodated. The link cylinder 146 is rotatably connected to the vane 120 at one side. The link cylinder 146 is connected to the link connection 124 of the vane 120 at one side. A guide ring 148 protrudes from one side of the circumferential surface of the link cylinder 146. The link cylinder 146 is provided with a guide ring on a surface thereof opposite to the side surface portion 106 of the peripheral surface.

The guide ring 148 moves along the guide line 108 formed on the side surface portion 106 of the base panel 100. When the guide ring 148 moves along the guide line 108, the length of the second link 140 is changed.

The second link 140 according to the present embodiment is disposed on the rotation axis X3-X3 'of the second link formed on the side surface portion 106 of the base panel 100 and is disposed on the side surface portion 106 of the base panel 100, X4 'of the second link 140 formed on the link connecting portion 124 of the first vane 120 and the second panel connecting portion 150 connected to the link connecting portion 124 of the first vane 120, And a second link bar 142 connecting the second panel connection part 150 and the second vane connection part 152. The second link connection part 152 connects the second panel connection part 150 and the second panel connection part 152 to each other. The second panel connecting part 150 is provided with a second link bar 142 to form a space in which the first link 130 is disposed between the link connecting part 124 of the first vane 120 and the second link bar 142, Is spaced apart from the link connection portion (124) of the first vane (120) by a predetermined distance. The first link bar 132 is disposed between the second link bar 142 and the link connection 124 of the first vane 120.

The length of the second link bar 142 according to the present embodiment may be variable. The second link bar 142 according to the present embodiment may be a variable damper having a variable length. The second link bar 142 according to the present embodiment includes a link rod 144 rotatably connected to the base panel 100, a link rod 144 connected to the link rod 144 so as to be movable in the longitudinal direction, And a link cylinder 146 rotatably connected.

The second panel connecting part 150 includes a second panel connecting part body 150a and a second panel connecting part hook 150b. A plurality of second panel connecting body bodies 150a according to the present embodiment may be disposed with an interval therebetween. The second panel connecting portion hook 150b according to the present embodiment is disposed at the end of the second panel connecting body 150a and connects the second link 130 to the side portion 106 of the base panel 100. [ The second panel connecting part 150 is formed with a second panel connecting part flange 150c that limits the insertion depth of the second panel connecting part body 150a. The second panel connecting portion flange 150c is in close contact with one side surface of the side surface portion 106 of the base panel 100. [

The second vane connection 152 includes a second vane connection body 152a and a second vane connection hook 152b. A plurality of second vane connection body bodies 152a according to the present embodiment may be disposed at intervals. The second vane coupling hook 152b according to the present embodiment is disposed at the end of the second vane coupling body 152a to connect the second link 130 and the vane 120. [ The second vane connection portion 152 is formed with a second vane connection portion flange 152c that limits the insertion depth of the second vane connection body 152a. The second vane connection portion flange 152c is in close contact with one side of the link connection portion 124 of the vane 120.

&Lt; Configuration of Third Link >

The third link 180 according to the present embodiment is rotatably connected to the first link 130 at one end and rotatably connected to the second vane 170 at the other end. The third link 180 forms a connection hole 182 at one end connected to the third link connection portion 138 of the first link 130 and a connection portion 184 at the other end connected to the second vane 170. [ Respectively. The third link 180 rotates the second vane 170 by rotation of the first link 130. The third link 180 is disposed between the first link 130 and the second link connection 174 of the second vane 170.

&Lt; Relation of first link to third link >

The first link 130 according to the present embodiment is formed to have a length different from that of the second link 140. The first link 130 according to the present embodiment is arranged to rotate on a different plane from the second link 140. [ The second link 150 according to the present embodiment is arranged to rotate on the other plane with respect to the first link 130 and the third link 180. [ Therefore, even if the second link 150 rotates in a range where the first link 130 or the third link 180 overlap with each other in a certain section, the second link 150 can be rotated in the range of the first link 130 or the third link 180, The link 180 does not interfere with each other.

5, the distance D1 from the side portion 106 to the first link bar 132 is formed to be different from the distance D2 from the side portion 106 to the second link bar 142 . The distance D2 between the side portion 106 and the second link bar 142 according to this embodiment is larger than the distance D1 between the side portion 106 and the first link bar 132.

The first link connection part 124 and the second link connection part 174 according to the present embodiment are arranged to move on different planes. 5, the distance D3 from the side surface 106 to the first link connection part 124 is smaller than the distance D4 from the side surface part 106 to the second link connection part 174. Specifically, the distance D4 between the side surface portion 106 and the second link connection portion 174 is a distance D3 from the side surface portion 106 to the first link connection portion 124 and a distance D3 from the first link connection portion 124 The thicknesses of the first and second electrodes may be larger than the sum of the thicknesses of the first and second electrodes.

The first link 130 according to the present embodiment is disposed inward relative to the second link 140. The height at which the first link 130 and the second link 140 are connected to the side surface 106 of the base panel 100 may be different. In the air conditioner according to the present embodiment, the first link 130 is rotated by the motor 160 to move the position of the vane 120. When the position of the first vane 120 is moved by the first link 130, the second link 140 is rotated by the vane 120. When the first link 130 rotates, the third link 180 connected to the end of the first link 130 moves, and the second vane 170 rotates about the fixed rotation portion 176. The position and angle of the first vane 120 according to the present embodiment are changed by the first link 130 and the second link 140. [ The angle of the second vane 120 according to the present embodiment is changed by the third link 180.

The air conditioner according to the present embodiment includes a pair of first links 130 and a second link 140 disposed at both ends of the first vane 120. The air conditioner according to the present embodiment includes a pair of third links 180 disposed at both ends of the second vane 170. The first link 130 and the second link 140 are disposed at both ends of the first vane 120. When a plurality of vanes 120 are disposed in the air conditioner, 130 and the second link 140 may be disposed. The third link 180 is disposed at both ends of the second vane 170. When the plurality of second vanes 170 are disposed in the air conditioner, a plurality of pairs of the third links 180 are disposed .

The motor 160 according to the present embodiment is connected to the first link 130. The motor 160 according to the present embodiment rotates the first link 130. The motor 160 according to the present embodiment rotates the first link 130 to change the arrangement of the first vane 120. The motor 160 according to the present embodiment is disposed in the motor receiving portion 110 of the base panel 100. The motor 160 according to the present embodiment is disposed on the opposite side of the side portion 106 of the base panel 100 to which one end of the first link 130 is connected.

The vane 120 includes a pair of motors 160 connected to a pair of first links 130 connected to the pair of link joints 124, respectively.

14 is a view illustrating a state in which the arrangement of the bays is changed by rotating the first link and the second link according to an embodiment of the present invention.

Hereinafter, the movement of the vane according to the present embodiment will be described with reference to Figs. 14A to 14D.

<Operation of vane and link>

Referring to FIG. 14A, the first vane 120 and the second vane 170 are arranged to close the discharge port 104 of the base panel 100 in a state where the air conditioner is not operated (hereinafter, referred to as a 'stopped state'). The stop state is a state in which the discharge port 104 of the base panel 100 is closed by the first and second vanes 120 and 170 while the motor is not operated. The first vane 120 is disposed in a manner to cover the discharge port 104 and the second vane 170 is disposed in a manner to cover the discharge port 104 from above the first vane.

In the stopped state of the air conditioner, the rotation axis X1-X1 'formed by the first panel connection portion 134 of the first link bar 132 and the rotation axis X2-X2' formed by the first vane heat combination portion 136 Between the imaginary straight line CL1 connecting the center C1 of the first link connection hole 126a and the center C2 of the second link connection hole 126b, The first link link hole 126a has an inclination angle (hereinafter, referred to as a first link inclination angle) 1 and an imaginary straight line CL2 formed along the center of the second link bar 142, (Hereinafter, referred to as 'second link inclination angle',? 2) formed between an imaginary straight line CC connecting the center C2 of the second link connection hole 126b.

Specifically, the first link inclination angle [theta] 1 forms an acute angle smaller than vertical, and the second link inclination angle [theta] 2 forms an obtuse angle larger than vertical.

In addition, a virtual link connecting the rotational axis X1-X1 'formed by the first panel connecting portion 134 of the first link bar 132 and the rotational axis X5-X5' formed by the third link connecting portion 138 An angle of inclination (hereinafter referred to as a 'third link inclination angle',? 3) formed between the straight line CL3 and an imaginary straight line CL4 formed along the center of the third link 180 forms an acute angle in the stopped state of the air conditioner .

In the stopped state of the air conditioner, the inclination angle [theta] 4 of the first vane plate 122 is formed to be equal to the inclination angle formed by the discharge port 104. [ That is, a straight line connecting the inner end 128 and the outer end 129 of the first vane plate 122 is disposed on the discharge port 104 of the air conditioner. In the stationary state of the air conditioner, the first vane plate 122 is disposed on the discharge port 104. Therefore, when the discharge port 104 is formed to be inclined, as in the present embodiment, the first vane plate 122 can also be arranged to be inclined as the discharge port 104. The outer end 129 of the first vane plate 122 can be disposed adjacent to the end 107a of the outer discharge guide 109a forming the discharge passage 105. [ In the stopped state of the air conditioner, the first vane plate 122 is arranged to cover the outer portion of the discharge port 104. [

In the stopped state of the air conditioner, the second vane plate 172 is arranged to be inclined downward (D). The inner end 179a of the second vane plate 172 is disposed adjacent to the inner discharge guide 108b that forms the discharge passage 105. [

14A to 14D, the operation of the motor 160 rotates the first link 130 counterclockwise. The rotation of the first link 130 also rotates the second link 140 connected to the vane 120 and the arrangement of the vane 120 is changed. Also, with the rotation of the first link 130, the third link 180 connected to the first link 130 also moves to rotate the second vane 170. According to the present embodiment, the second vane 170 rotates in a direction opposite to the direction in which the first link 130 rotates. The second link 140 moves along the guide line 108 while the guide ring 148 moves along the guide line 108 and the length of the second link 140 varies during the rotation process.

14B to 14D, the air conditioner according to the present embodiment differs from the air conditioner according to the first embodiment in that air discharged to the discharge port 104 is separated from the ceiling 1 by different arrangements of the first vane 120 and the second vane 170, A horizontal wind which is horizontal in horizontal direction, a vertical wind which is vertical to the ceiling surface, or a middle wind which forms an inclination angle between vertical wind and horizontal wind.

Referring to FIG. 14B, with the rotation of the first link 130 and the second link 140, the vane 120 is disposed horizontally close to the ceiling. The second vane 170 is disposed to guide the air discharged to the discharge passage 103 to the first vane 120 by the movement of the third link 180 connected to the first link 130. The air discharged to the discharge port 104 flows to the first vane 120 along the second vane 170 and is horizontally discharged to the ceiling surface due to the influence of the first vane 120.

The first link inclination angle? 1 and the second link inclination angle? 2 are each formed in a similar range to the right angle at positions where the first vane 120 and the second vane 170 form horizontal winds. The first link inclination angle? 1 and the second link inclination angle? 2 may be formed in a similar range to each other. That is, each of the first link inclination angle? 1 and the second link inclination angle? 2 may be formed in a range of 90 ° ± 10 °.

In addition, at a position where the first vane 120 and the second vane 170 form a horizontal wind, the third link inclination angle [theta] 3 may be formed in a range of 90 [deg.] + - 10 degrees.

In a position where the first vane 120 and the second vane 170 form a horizontal wind, the first vane 120 is disposed horizontally with the ceiling face. The second vane 170 is arranged to guide the air flowing in the downward direction D along the discharge flow path 103 to the first vane 120 arranged horizontally with the ceiling surface.

An imaginary straight line connecting the inner end 128 and the outer end 129 of the first vane plate 122 at a position where the first vane 120 and the second vane 170 form a horizontal wind, (Z1-Z1 ') extending from the inner end 128 of the vane plate 122. As shown in FIG. An imaginary straight line connecting the inner end 128 and the outer end 129 of the first vane plate 122 at a position to form a horizontal wind is defined as a virtual line extending from the inner end 128 of the first vane plate 122 4 that is equal to or less than a certain angle with the horizontal lines Z1-Z1 'of the first lens group. The first vane plate 122 at a position where the horizontal wind is formed is rotated clockwise than the first vane plate 122 at a stationary state.

The first vane plate 122 is disposed below the discharge port 104 at a position where the first vane 120 and the second vane 170 form a horizontal wind. The inner end 128 of the first vane plate 122 is disposed below the end 107b of the inner discharge guide 109b. The inner end 128 of the first vane plate 122 is moved downward from the end 107b of the inner discharge guide 109b at a position where the first vane 120 and the second vane 170 form a horizontal wind D may be the maximum distance D7.

The discharge air flowing along the discharge passage 105 formed at the lower side in the position where the first vane 120 and the second vane 170 form the horizontal wind is discharged to the outside through the vane plate (122).

The second vane plate 172 is disposed obliquely to face the inner end 128 of the first vane plate 122 in a position where the first vane 120 and the second vane 170 form a horizontal wind. The outer end of the second vane plate 182 can be disposed below the discharge port 104. The center of the fixed vane 176 which forms the rotation axis of the second vane plate 172 is positioned at a position where the first vane 120 and the second vane 170 form the horizontal wind, And the center C4 of the lower portion 178 is disposed on the lower side. The outer end 179b of the second vane plate 172 is positioned at the inner end 128 of the first vane plate 122 at a position where the first vane 120 and the second vane 180 form a horizontal wind Respectively. The air flowing in the discharge passage 103 is guided to the first vane 120 along the second vane 170 and is discharged in a horizontal wind along the first vane 120.

14D, the second link 140 rotates to the end of the guide line 108 formed on the side surface portion 106 by the guide projection portion 138. As shown in Fig. When the guide ring 148 is moved to the end of the guide line 108, the first vane 120 is arranged vertically close to the ceiling face. The second vane 170 is also disposed vertically close to the ceiling surface by the movement of the third link 180 connected to the first link 130.

14D, the air discharged through the discharge port 104 is discharged toward the bottom surface under the influence of the first vane 120 and the second vane 170. As shown in FIG. The first link 130 and the second link 140 are disposed on different planes so that they do not overlap each other even if the first link 130 and the second link 150 are arranged so as to intersect with each other as shown in FIG.

The first link 130 and the second link 140 are arranged so as to intersect at a position where the first vane 120 and the second vane 170 are vertically arranged on the ceiling or the ground to form a vertical wind.

Referring to FIG. 14D, at a position where the first vane 130 and the second vane 170 form a vertical wind, the first link inclination angle? 1 forms a right angle greater than 180 degrees. The second link inclination angle? 2 rotates more than 0 °. 14D, the first vane connection 136 of the first link 130 is disposed on the second link bar 142 of the second link 140. As shown in FIG. The arrangement of the first vane 120 may be possible because the first link bar 132 and the second link bar 142 move on different planes. The link connecting portion 124 is protruded to the upper side U 'and the inner side I' of the first vane plate 122 and the first link connecting hole 126a is protruded from the inner side end of the first vane plate 122 (I &apos;). &Lt; / RTI &gt;

Further, at a position where the first vane 130 and the second vane 170 form vertical wind, the third link inclination angle? 3 can form a right angle.

An imaginary straight line connecting the inner end 128 and the outer end 129 of the first vane plate 122 at a position where the first vane 120 and the second vane 170 form a vertical airflow, And is disposed perpendicular to the imaginary horizontal lines Z1-Z1 'extending from the inner end 128 of the vane plate 122. [ That is, in the position to form the vertical wind, the first vane plate 122 has a virtual horizontal line Z1-Z1 'extending from the inner end 128 of the first vane plate 122, The inclination angle? 4 can be formed.

A portion of the first vane plate 122 is disposed above the discharge port 104 at a position where the first vane 120 and the second vane 170 form a vertical wind. The inner end portion 128 of the first vane plate 122 is connected to the discharge passage 105 formed at the upper side of the discharge port 104 at a position where the first vane 120 and the second vane 170 form a vertical wind . The inner end portion 128 of the vane plate 122 is disposed on the upper side of the discharge port 104 and the first vane plate 122 is provided at the position where the first vane 120 and the second vane 170 form a vertical wind, Is disposed on the lower side of the discharge port 104. The discharge port 104,

The inner end portion 128 of the first vane plate 122 is positioned above the end portion 107 of the inner discharge guide 109b at a position where the first vane 120 and the second vane 170 form vertical wind (D7). The inner end portion 128 of the first vane plate 122 is located outside the end portion 107 of the inner discharge guide 109b at a position where the first vane 120 and the second vane 170 form a vertical wind O) at regular intervals (D6). The inner end portion 128 of the first vane plate 122 is located outside the end portion 107 of the inner discharge guide 109b in a position where the first vane 120 and the second vane 170 form vertical wind, (O). &Lt; / RTI &gt;

The first vane 120 is disposed offset in the outward direction O of the discharge port 104 at a position where the first vane 120 and the second vane 170 form a vertical wind. At a position where the first vane 120 and the second vane 170 form a vertical wind, the first vane 120 is disposed adjacent to the outer discharge guide 109a. The first vane 120 is disposed outside the center Y4-Y4 'of the discharge passage 103 at a position where the first vane 120 and the second vane 170 form a vertical wind . At a position where the first vane 120 and the second vane 170 form a vertical air flow, the air flowing along the discharge passage 103 flows along the first vane 120 and flows vertically . That is, the air discharged downward (D) in the outer (O) direction by the inner discharge guide 109b can be discharged vertically through the first vane 120 arranged vertically to the ceiling or the ground have.

A virtual straight line connecting the inner end 179a and the outer end 179b of the second vane plate 170 at a position where the first vane 120 and the second vane 170 form a vertical wind, (Z2-Z2 ') formed at the center (C3) of the display panel (176). That is, at the position where the vertical wind is formed, the second vane plate 172 has a virtual horizontal line Z2-Z2 'extending from the inner end portion 179a of the second vane plate 172 and an inclination angle? Can be formed approximately perpendicularly.

The second vane 170 is biased in the inward direction I of the discharge port 104 at a position where the first vane 120 and the second vane 170 form vertical wind. At a position where the first vane 120 and the second vane 170 form vertical wind, the second vane 170 is disposed adjacent to the inner discharge guide 109b. The second vane 170 is disposed at the inner side I of the discharge passage 103 at a position where the first vane 120 and the second vane 170 form vertical winds . At a position where the first vane 120 and the second vane 170 form a vertical air flow, air flowing along the discharge passage 103 flows along the second vane 170 and flows vertically .

The first vane plate 122 and the second vane plate 172 may be arranged substantially parallel to each other in a position where the first vane 120 and the second vane 170 form a vertical wind. That is, imaginary horizontal lines Z1-Z1 'extending from the inner end 128 of the first vane plate 122 at a position where the first vane 120 and the second vane 170 form vertical winds, The angle of inclination? 4 close to vertical between the first vane plates 122 is defined by imaginary horizontal lines Z2-Z2 'extending from the inner end 179a of the second vane plate 172, 5 that are formed between the first and second electrodes 172 and 172, or within a range of +/- 10 degrees.

Referring to FIG. 14C, the first vane 120 and the second vane 170 are disposed between a position where the first link 130 is horizontal and a position where the vertical wind is formed, . The first vane 120 and the second vane 170 are disposed at an angle of 30 ° to 60 ° on the ceiling surface to flow air discharged to the discharge port 104 in the diagonal direction of the ceiling surface. The air flowing along the discharge passage 103 formed on the lower side flows along the first vane 120 and the second vane 170. In this case, the discharged air can flow in the diagonal direction due to the Coanda effect .

The first link inclination angle 1 forms an inclination angle larger than the second link inclination angle 2 at a position where the first vane 120 and the second vane 170 form an intermediate wind. Specifically, the first link inclination angle [theta] 1 forms an obtuse angle, and the second link inclination angle [theta] 2 forms an acute angle.

Further, at a position where the first vane 120 and the second vane 170 form an intermediate wind, the third link inclination angle? 3 forms an obtuse angle.

An imaginary straight line connecting the inner end 128 and the outer end 129 of the first vane plate 122 at a position where the first vane 120 and the second vane 170 form an intermediate wind forms the first A virtual horizontal line Z1-Z1 'extending from the inner end portion 128 of the vane plate 122 and an inclination angle [theta] 3 of 30 [deg.] To 60 [deg.]. The inclination angle? 3 is set such that the inclination angle of the first vane 120 and the second vane 170 at the position where the first vane 120 and the second vane 170 form a horizontal wind, Thereby forming an angle between the inclination angle of the first vane at the position where the wind is formed.

At a position where the first vane 120 and the second vane 170 form an intermediate wind, the first vane plate 122 is disposed below the discharge port 104. The outer end 129 of the first vane plate 122 is spaced apart from the end 107 of the inner discharge guide 109b to the maximum at a position where the first vane 120 and the second vane 170 form an intermediate wind It may be a distance away. That is, at the position where the first vane 120 and the second vane 170 form an intermediate wind, the outer end 129 of the first vane plate 122 is separated from the end 107 of the inner discharge guide 109b The maximum distance D9 to the lower side D and the maximum distance D8 to the outer side O are obtained.

The second vane 170 is biased in the inward direction I of the discharge port 104 at a position where the first vane 120 and the second vane 170 form an intermediate wind. At a position where the first vane 120 and the second vane 170 form vertical wind, the second vane 170 is disposed adjacent to the inner discharge guide 109b. The second vane 170 is disposed at the inner side I of the discharge passage 103 at a position where the first vane 120 and the second vane 170 form vertical winds . An imaginary horizontal line Z2-Z2 'extending from the inner end 179a of the second vane plate 172 at a position where the first vane 120 and the second vane 170 form an intermediate wind, The inclination angle [theta] 5 formed between the vane plates 172 can form an obtuse angle.

Referring to FIGS. 14A to 14D, as the first vane 120 moves from a stationary state to a position forming a horizontal wind, a middle wind and a vertical wind, the first link inclination angle? 1 is changed from an acute angle smaller than 90 degrees to 180 The angle increases to a right angle greater than 0 °. On the other hand, the second link inclination angle [theta] 2 can grasp that the second link 140 rotates from an obtuse angle larger than 90 degrees to a range passing 0 degrees through an acute angle smaller than 90 degrees.

Also, the angle of the third link inclination angle? 3 increases from an acute angle to a right angle similar to the first link inclination angle? 1.

The vane 120 according to the present embodiment can form a right angle with the first link inclination angle? 1 for the arrangement for forming the vertical airflow, so that the air discharged from the ceiling surface on which the base panel is disposed is directly As shown in FIG. The first link connection hole 126a of the link connection portion 124 of the vane 120 according to the present embodiment is formed to protrude inwardly from the inner end portion of the vane 120, And the second link 140 move on different planes, so that the first link inclination angle? 1 can form a right angle.

12B to 12D, as the first vane 120 and the second vane 170 move to the positions forming the horizontal wind, the middle wind, and the vertical wind, the first vane plate 122 The arrangement is changed clockwise. That is, as the first vane 120 moves to a position forming a horizontal wind, a middle wind and a vertical wind, the first vane plate 122 extends from the inner end 128 of the first vane plate 122 And moves in the direction in which the angle [theta] 4 formed between the imaginary horizontal lines Z1-Z1 'increases.

12A-12D, as the first vane 120 moves from a rest state to a position forming a horizontal wind, a middle wind and a vertical wind, the inner end 128 of the first vane plate 122 And moves in the outward direction. The inner end portion 128 of the first vane plate 122 and the end portion of the inner discharge guide 109b (i.e., the first vane 120) are moved from the stopped state to the position forming the horizontal wind, 107 increases gradually.

12B to 12D, as the first vane 120 and the second vane 170 move to the positions forming the horizontal wind, the middle wind and the vertical wind, the inner ends of the first vane plate 122, (128) moves upward. That is, the position of the inner end 128 of the first vane plate 122 is located at the lowermost position and the position of the inner end 128 of the first vane plate 122 at the position where the vertical wind is formed, (128) is located on the uppermost side.

FIG. 15 shows the results of air flow analysis showing the airflow direction and air flow rate of the discharged air according to the arrangement of the first vane 120 and the second vane 170 in FIGS. 14B to 14D.

Referring to FIG. 15A, when the first vane 120 and the second vane 170 are disposed to discharge the horizontal wind as shown in FIG. 14B, it is determined that the air discharged to the discharge port 104 flows close to the ceiling surface . Referring to FIG. 15C, when the first vane 120 and the second vane 170 are disposed to discharge the vertical air as shown in FIG. 14D, the air discharged to the discharge port is discharged perpendicularly to the ceiling surface, It is possible to grasp the flow of the fluid.

15B, when the first vane 120 and the second vane 170 are disposed to discharge the intermediate wind as shown in FIG. 14C, the air discharged to the discharge port 104 is spread in a diagonal direction Flow can be grasped.

15A to 15C, in the case of the air conditioner using the vane according to the present embodiment, it can be understood that air is effectively discharged in a wide range of angles.

The structure of the first vane 120, the second vane 170 and the three links 130, 140, and 180 according to the present embodiment may be used in other air conditioners having a structure formed below the discharge port 104. That is, a heat exchanger that has a housing having a suction port and a discharge port formed at a lower side, a heat exchanger that exchanges heat with the air sucked through the suction port, a fan that sucks air from the suction port, exchanges heat through the heat exchanger, A first vane for adjusting a direction of air discharged to the discharge port; A second vane in which one side of the second vane is rotatably fixed to the base panel, the direction of the air being discharged to the discharge port being adjusted; A first link rotatably connected to the first vane and the base panel; A motor for rotating the first link connected to one side of the base panel; A second link rotatably connected to the first vane and the base panel and having a variable length; And an air conditioner including a first link and a third link rotatably connected to the second vane. It is applicable to a case where a wall-type air-conditioning duct is formed with a discharge port downward.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It should be understood that various modifications may be made by those skilled in the art without departing from the spirit and scope of the present invention.

10: Body part 12: Air blowing module
18: heat exchanger 100: base panel
104: discharge port 106:
108: guideline 110: motor housing
120: first vane 130: first link
140: second link 144: link load
146: Link cylinder 148: Guide ring
160: motor 170: second vane
180: Third link

Claims (24)

A body portion for accommodating a heat exchanger for exchanging heat between the air and the refrigerant flowing through the blowing fan;
A base panel having a suction port through which air introduced into the blowing fan is sucked and a discharge port which opens downward to discharge heat-exchanged air in the heat exchanger;
A first vane for adjusting a direction of air discharged to the discharge port;
A second vane in which one side of the second vane is rotatably fixed to the base panel, the direction of the air being discharged to the discharge port being adjusted;
A first link rotatably connected to the first vane and the base panel;
A motor for rotating the first link connected to one side of the base panel;
A second link rotatably connected to the first vane and the base panel and having a variable length; And
And a third link rotatably connected to the first link and the second vane. The method according to claim 1,
A guide line for adjusting a length of the second link when the second link is rotated is formed on a side surface of the base panel to which the second link is connected,
And a guide ring moving along the guide line is installed at one side of the second link. The method according to claim 1,
Wherein the first link is arranged to rotate on a different plane than the second link. The method according to claim 1,
When the first vane is arranged horizontally and air discharged from the discharge port is formed as a horizontal wind,
Wherein the first vane is spaced downward from the discharge port. The method according to claim 1,
When the first vane is arranged horizontally and air discharged from the discharge port is formed as a horizontal wind,
Wherein the second vane is disposed obliquely to face an inner end of the first vane. The method according to claim 1,
When the first vane and the second vane are arranged vertically on the ceiling or the ground and air discharged from the discharge port is formed as vertical wind,
And a part of the first vane is disposed on the upper side of the discharge port. The method according to claim 1,
When the first vane and the second vane are arranged vertically on the ceiling or the ground and air discharged from the discharge port is formed as vertical wind,
And a part of the second vane is disposed below the discharge port. The method according to claim 1,
When the first vane and the second vane are arranged vertically on the ceiling or the ground and air discharged from the discharge port is formed as vertical wind,
Wherein the first vane and the second vane are disposed in parallel. The method according to claim 1,
When the first vane and the second vane are arranged vertically on the ceiling or the ground and air discharged from the discharge port is formed as vertical wind,
Wherein the first link and the second link are disposed so as to cross each other. The method according to claim 1,
Wherein the base panel includes a discharge guide for forming a discharge passage for guiding air flowing in the body portion to the discharge port,
When the first vane and the second vane are arranged vertically on the ceiling or the ground and air discharged from the discharge port is formed as vertical wind,
Wherein the first vane is disposed adjacent to the discharge guide disposed in the inward direction of the discharge passage and the second vane is disposed adjacent to the discharge guide disposed in the outward direction of the discharge passage. The method according to claim 1,
The first vane can discharge the discharged air in a horizontal wind, a middle wind, and a vertical wind by the movement of the first link and the second link,
The first vane discharging air in a horizontal wind direction, a middle wind direction and a vertical wind direction, an imaginary straight line CL1 formed along the center of the first link and a straight line CL2 formed between the center of the first link connection hole and the second link connection Wherein a first link inclination angle formed between virtual straight lines (CC) connecting the centers of the holes is increased. 12. The method of claim 11,
Wherein the first link inclination angle forms a right angle in an arrangement in which the first vane discharges air in a vertical direction. The method according to claim 1,
Wherein the first link is disposed between the second link and the third link. The method according to claim 1,
Wherein the first vane comprises:
A first vane plate for adjusting the direction of air discharged to the discharge port; And
And a first link connecting portion protruding from an end of the first vane plate and connected to the first link and the second link,
Wherein the first link and the second link are disposed between the link connection portion and the side portion of the base panel. 15. The method of claim 14,
Wherein the first link connection portion is formed to protrude inwardly and upwardly from the first vane plate. 15. The method of claim 14,
Wherein the first link connection portion includes:
A first link connection hole connected to the first link and a second link connection hole connected to the second link are formed,
And the second link connection hole is formed inside the inner end of the first vane plate. The method according to claim 1,
Wherein the second vane comprises:
A second vane plate for adjusting a direction of air discharged to the discharge port;
A fixed rotation part protruding from the end of the second vane plate toward the base panel and rotatably connecting the second vane plate to the base panel; And
And a second link connection part protruded upward from an end of the second vane plate and connected to the third link. The method according to claim 1,
Wherein the first vane and the second vane are disposed so as not to interfere with each other during rotation. The method according to claim 1,
Wherein the first link comprises:
A first panel connection part disposed on a rotation axis of the first link formed on the base panel and connected to the motor;
A first link bar connected to the first panel connecting portion at one side and having both ends connected to the first vane and the third link, respectively;
A first vane connection portion disposed at one end of the first link bar and rotatably connected to the first vane; And
And a third link connecting portion disposed at the other end of the first link bar and rotatably connected to the third link. 20. The method of claim 19,
The first vane and the second vane can discharge the discharged air in a horizontal wind, a middle wind, and a vertical wind by the movement of the first link, the second link, and the third link,
Wherein when the first vane and the second vane move in an arrangement for discharging air in a horizontal wind, a middle wind and a vertical wind, the rotation axis formed by the first panel connection portion of the first link and the third link connection portion are formed Wherein a third link inclination angle formed between an imaginary straight line CL3 connecting the rotational axis of the third link and an imaginary straight line CL4 formed along the center of the third link is increased. 3. The method of claim 2,
Wherein the second link comprises:
A link rod rotatably connected to the base panel;
And a link cylinder connected to the link rod so as to be movable in the longitudinal direction and rotatably connected to the first vane,
And the guide ring is disposed on one side of the link cylinder. The method according to claim 1,
Wherein the second link comprises:
A second panel connection part disposed on a rotation axis of the second link formed on the base panel and connected to the base panel;
A second vane connection portion disposed on a rotation axis of the second link formed in the first vane and connected to the first vane; And
And a second link bar connecting the second panel connection portion and the second vane connection portion,
Wherein the second vane connection portion is spaced apart from the first vane by a predetermined distance so as to form a space in which the first link is disposed between the first vane and the second link bar. A housing having a suction port and a discharge port formed downward;
A heat exchanger for exchanging heat with the air sucked through the suction port;
A blowing fan for sucking air from the suction port, passing through the heat exchanger to perform heat exchange, and discharging the air to the discharge port;
A first vane for adjusting a direction of air discharged to the discharge port;
A second vane in which one side of the second vane is rotatably fixed to the base panel, the direction of the air being discharged to the discharge port being adjusted;
A first link rotatably connected to the first vane and the base panel;
A motor for rotating the first link connected to one side of the base panel;
A second link rotatably connected to the first vane and the base panel and having a variable length; And
And a third link rotatably connected to the first link and the second vane. 24. The method of claim 23,
A guide line for adjusting a length of the second link when the second link is rotated is formed on a side surface of the base panel to which the second link is connected,
And a guide ring moving along the guide line is installed at one side of the second link.

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