KR20180113734A - Ceiling type air conditioner - Google Patents

Abstract

The present invention relates to a ceiling type air conditioner, fixing a harness connected to a light-emitting device. The ceiling type air conditioner comprises: a discharge panel having an exit hole through which air can be discharged to the outside; an air guide having a guide member for guiding the flow direction of the discharged air and the light-emitting device for irradiating light to the guide member; a lifting device lifting the air guide; a lifting guide having an accommodation space, wherein the air guide is lifted and accommodated; and a control unit connecting a first harness connected to the light-emitting device to a second harness installed in the discharge panel and detachably attached to the first harness. Moreover, the air guide has a first fixing unit for fixing the first harness, and the lifting guide can have a second fixing unit for fixing the first harness and the second harness.

Description

Ceiling type air conditioner

The present invention relates to a ceiling type air conditioner, and more particularly, to a ceiling type air conditioner that fixes a harness so that a harness connected to a light emitting mechanism is not damaged by lifting and lowering an air guide.

The air conditioner is a device that creates a more comfortable indoor environment for the user.

The air conditioner can cool or heat the room using a refrigeration cycle apparatus having a compressor, a condenser, an expansion mechanism, and an evaporator in which refrigerant is circulated.

The air conditioner may be classified into a stand type air conditioner, a wall-mounted type air conditioner, a ceiling type air conditioner, and the like depending on the installation position.

The ceiling type air conditioner is installed on the ceiling and can discharge cold or warm air into the room.

The ceiling-mounted air conditioner may have an air outlet through which air is discharged, and the air outlet may be provided with a wind direction adjusting member for adjusting the direction of the air discharged toward the room. The wind direction adjusting member may be rotatably disposed on the air outlet.

The pivotal axis of the wind direction adjusting member may be located at the air outlet or inside the ceiling type air conditioner.

The air-direction controlling member may be rotated at a predetermined angle inclined toward the inside of the room to guide the air in the downward oblique direction of the ceiling-type air conditioner or horizontally rotated to shield the air outlet.

When the air outlet port is opened, the air discharged to the air outlet port can be guided to both sides of the air flow direction adjusting member and can be discharged to the room. The air flow adjusting member can adjust the vertical airflow direction of the air discharged to the air outlet port, The air flow of the air discharged from the ceiling type air conditioner can be determined.

An object of the present invention is to provide a ceiling-type air conditioner in which a harness connected to a light emitting mechanism is fixed so as not to move by lifting and lowering an air guide.

An object of the present invention is to provide a ceiling-type air conditioner that prevents a harness connected to a light emitting mechanism from being damaged by lifting and lowering an air guide.

A ceiling type air conditioner according to an embodiment of the present invention includes a discharge panel having an outlet through which air is discharged to the outside, an air guide having a guide member for guiding the air flow direction of the discharged air and a light emitting mechanism for irradiating light to the guide member A lifting mechanism for lifting and lowering the air guide, a lifting and lowering guide having an accommodation space in which the air guide is lifted and accommodated, a first harness connected to the light emitting mechanism, and a second harness attached to the discharge panel, The air guide includes a first fixing portion for fixing the first harness, and a second fixing portion for fixing the first and second harnesses may be formed on the elevation guide.

The air guide may include a light emitting mechanism accommodating portion in which the light emitting mechanism is inserted and accommodated, and the first fixing portion may be formed inside the light emitting mechanism accommodating portion.

The second fixing portion is formed on the outer surface of the elevating guide, and the elevating guide may be formed with a harness through hole through which the first harness passes.

The first harness includes a first wire connected to the light emitting device and a first connector connected to the first wire. The second harness includes a second wire connected to the control unit, a second wire connected to the second wire, 2 connector, and the second fixing portion can fix the first connector and the second connector together.

The second fixing portion includes a pair of ribs that are in contact with at least one side surface of the first connector and the second connector, a pair of first projections spaced apart from one end of the pair of ribs and engaged with the first connector, And a pair of second projections spaced apart from each other by the second connector.

The horizontal cross-sectional area size of the second fixing part may be larger than the sum of the horizontal cross-sectional area size of the first connector and the horizontal cross-sectional area size of the second connector.

The elevating guide may further include a wire fixing portion spaced apart from the second fixing portion and fixing the second wire.

The discharge panel is formed with a suction passage through which external air is sucked, and the discharge panel is provided with a harness guide for receiving the second harness.

The pair of light emitting mechanisms may be coupled to both ends of the guide member, and the second fixing portion may be formed on both sides of the upper surface of the elevation guide.

And an outer cover formed with an elevating guide accommodating space for accommodating the elevating guide and covering the first and second harnesses.

According to the embodiment of the present invention, the harness connecting the control unit and the light emitting mechanism can be fixed regardless of the ascending and descending of the air guide, thereby being advantageous in that the harness can be prevented from being damaged due to friction or the like.

According to the embodiment of the present invention, there is an advantage that the wire connected to the light emitting mechanism is primarily fixed, and the connector is fixed to the secondary, so that the harness connected to the light emitting mechanism can be more firmly fixed.

According to the embodiment of the present invention, there is an advantage that the wire connected to the control unit can be primarily fixed, and the connector can be fixed to the secondary, so that the harness connected to the control unit can be more firmly fixed.

According to the embodiment of the present invention, there is an advantage that it is possible to prevent the harness, which is connected to the control unit from being guided from the discharge panel to the elevation guide, connected to the control unit,

According to the embodiment of the present invention, there is an advantage that, by fixing the coupled connectors to the fixing portion, the connectors are stably connected and the light emitting mechanism does not operate or malfunctions can be prevented.

1 is a perspective view of a ceiling-mounted air conditioner according to an embodiment of the present invention;
2 is a bottom view of a ceiling-mounted air conditioner according to an embodiment of the present invention.
3 is a longitudinal sectional view of a ceiling-mounted air conditioner according to an embodiment of the present invention.
Fig. 4 is a bottom view of the indoor unit shown in Figs. 1 and 3. Fig.
5 is a perspective view of the discharge panel shown in Figs. 1 to 3. Fig.
Fig. 6 is a perspective view of the discharge panel shown in Fig. 5 when the suction panel is separated; Fig.
7 is a perspective view showing a discharge path of a discharge panel according to an embodiment of the present invention.
8 is a plan view showing a suction path and a discharge path of the discharge panel according to the embodiment of the present invention.
9 is a sectional view taken along the line XX 'in Fig. 6;
10 is a sectional view taken along the line Y-Y 'in Fig. 6;
11 is an exploded perspective view illustrating a discharge panel according to an embodiment of the present invention.
12 is a perspective view illustrating a main flow body according to an embodiment of the present invention.
FIG. 13 is a perspective view showing a part of a main flow body according to an embodiment of the present invention. FIG.
FIG. 14 is a plan view of a main flow body according to an embodiment of the present invention. FIG.
15 is a bottom view of a main flow body according to an embodiment of the present invention.
16 is an enlarged perspective view of an inner flow body according to an embodiment of the present invention.
17 is a plan view of an inner flow body according to an embodiment of the present invention.
18 is a sectional view of a ceiling-mounted air conditioner according to an embodiment of the present invention when a horizontal airflow is formed.
FIG. 19 is a sectional view of a ceiling-type air conditioner according to an embodiment of the present invention when a vertical airflow is formed; FIG.
20 is a perspective view showing an outer cover, an air guide, and an elevation guide together according to the present embodiment.
Fig. 21 is a perspective view of the outer cover shown in Fig. 20 when the outer cover is separated from the elevation guide. Fig.
22 is a perspective view in which the air guide, the elevation guide, and the elevation mechanism are enlarged.
Fig. 23 is a perspective view of the air guide and the elevation guide shown in Fig. 22 when viewed from direction A; Fig.
Fig. 24 is a perspective view of the air guide and the elevation guide shown in Fig. 22 when viewed in the direction of B; Fig.
25 is a perspective view when the elevation guide shown in Fig. 22 is separated from the air guide. Fig.
26 is a perspective view showing a state in which a harness connected to the light emitting mechanism is fixed to the fixing portion;
Fig. 27 is a perspective view showing a harness connected to the light emitting mechanism and a harness connected to the control unit fixed to the fixing unit; Fig.

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

FIG. 1 is a perspective view of a ceiling-type air conditioner according to an embodiment of the present invention, FIG. 2 is a bottom view of a ceiling-type air conditioner according to an embodiment of the present invention, Fig. 4 is a bottom view of the indoor unit shown in Figs. 1 and 3. Fig.

The ceiling type air conditioner of the present embodiment includes an indoor unit 1 and a discharge panel 2. [ The ceiling-mounted air conditioner may further include a suction panel (3) provided on the discharge panel (2).

<Indoor unit>

The indoor unit (1) may include a blower (4) and a heat exchanger (5). The indoor unit 1 can blow air to the discharge panel 2 after sucking the air and exchanging heat with the refrigerant. The indoor unit 1 can constitute the main body of the ceiling-type air conditioner.

The indoor unit 1 has a region 15 in which air is sucked into the indoor unit 1 and a region 7, 8, 9 and 10 in which air in the indoor unit 1 is blown to the discharge panel 2 And an indoor unit flow body 13 for partitioning the indoor unit.

The indoor unit (1) may further include a drain unit (14) disposed at a lower portion of the heat exchanger (5).

<Air intake of indoor unit and air discharge of indoor unit>

The indoor unit 1 may be provided with an inner suction hole 6 through which the air sucked through the suction panel 3 is sucked into the indoor unit 1. [ The indoor unit 1 may be provided with a plurality of air passages 7, 8, 9, and 10 for discharging and guiding the air that has passed through the heat exchanger 5.

The indoor unit 1 can discharge the air in the downward direction through the plurality of air passages 7, 8, 9, and 10. The indoor unit 1 can form a plurality of discharge air streams blown from the inside of the indoor unit 1 in the downward direction. Such a plurality of discharge airflows can be blown in a side-by-side direction.

The outer periphery of the indoor unit 1 may have a polygonal shape. The plurality of air passages 7, 8, 9, and 10 may be formed to be open in the vertical direction on the bottom surface of the indoor unit 1. The indoor unit 1 can discharge a plurality of vertical air currents blown downward through the bottom surface thereof.

The indoor unit 1 can be installed on the ceiling. The indoor unit 1 can be supported by a fastening member such as an anchor bolt fixed to the ceiling. In the indoor unit 1, a fastening portion 12 to fasten the fastening member can be formed as shown in Figs.

The indoor unit 1 may include a chassis 11 forming an appearance. The chassis 11 may be an indoor unit body that forms the appearance of the indoor unit.

<Chassis of indoor unit>

The chassis 11 can be mounted on the ceiling with fastening members such as anchor bolts. The chassis 11 may be provided with a fastening portion 12 to which a fastening member such as an anchor bolt is fastened.

The chassis 11 may be composed of a combination of a plurality of members. The chassis 11 may be formed in a polyhedral shape having a bottom open and a space therein.

The chassis 11 may have a space in which the blower 4 and the heat exchanger 5 are accommodated. The chassis 11 may have a shape in which front, rear, left, right sides and upper surfaces are clogged.

<Blower of indoor unit>

The blower 4 may be disposed inside the chassis 11. The blower 4 can be mounted on the top plate of the chassis 11. [

The blower 4 may be mounted to the chassis 11 such that at least a portion of the blower 4 is located inside the heat exchanger 5.

The blower 4 can be mounted above the upper hollow portion 20 of the discharge panel 20, which will be described later.

The blower 4 may be composed of a centrifugal blower that sucks the air on the lower side thereof and blows the air in the centrifugal direction. The blower 4 may include a motor 41 and a centrifugal fan 42 connected to the motor 41. The blower 4 may include an orifice 43 for guiding air sucked into the centrifugal fan 42.

The rotation shaft connected to the centrifugal fan 42 may be mounted on the motor 41 so as to protrude downward.

The centrifugal fan 42 may be configured as a turbo fan.

The orifice (43) can be installed inside the chassis (11). The orifice 43 may be provided in the indoor unit flow body 13 described later. The inner suction hole 6 may be formed in the orifice 43.

The air that has passed through the suction panel 3 can be sucked into the centrifugal fan 42 through the inner suction hole 6 of the orifice 43 and can be sucked by the centrifugal fan 42 in the centrifugal direction of the centrifugal fan 42 .

The air blown in the centrifugal fan 42 in the centrifugal direction can flow into the heat exchanger 5 disposed around the outer periphery of the centrifugal fan 42 and can be heat-exchanged with the heat exchanger 5.

<Heat exchanger of indoor unit>

The heat exchanger 5 may be at least once bent. The heat exchanger 5 may be formed to be smaller in size than the chassis 11 and disposed inside the chassis 11.

The heat exchanger (5) may be arranged in a rectangular or hollow cylindrical shape inside the chassis (11).

The heat exchanger (5) may be installed so as to be spaced apart from the inner surface of the chassis (11). Between the heat exchanger 5 and the inner surface of the chassis 11, a passage may be formed in which air is guided to the blowing passages 7, 8, 9, and 10 to be described later.

The heat exchanger 5 may be bent so that a space S1 in which the blower 4 is accommodated is formed therein. The heat exchanger (5) may include four heat exchangers facing different surfaces of the chassis (11). The heat exchanger 5 can surround the outer circumferential surface of the blower 4 from the outside of the blower 4. [

<Drain unit of indoor unit>

The drain unit 14 may be formed so that the upper surface thereof is opened, and a space in which the lower portion of the heat exchanger 5 can be accommodated may be formed therein.

<Indoor unit air conditioner body of indoor unit>

The indoor unit flow body 13 may be coupled to the drain unit 14. The indoor unit flow body 13 may have a hollow portion 15 through which air can pass in the vertical direction. The hollow portion 15 may be an indoor air intake port for sucking the air in the lower portion of the indoor unit 1 into the indoor unit 1. [ The hollow portion 15 may be a region where air is sucked into the indoor unit 1.

&Lt; a plurality of ventilation passages of the indoor unit &

The indoor unit flow body 13 may be disposed at an inner lower portion of the chassis 11. The indoor unit flow body 13 can form an appearance of the bottom surface of the indoor unit 1.

Each of the plurality of ventilation passages 7, 8, 9, and 10 formed in the indoor unit 1 may have a polygonal cross-sectional shape. Each of the plurality of ventilation passages 7, 8, 9, and 10 may have a rectangular cross-sectional shape.

The plurality of ventilation passages 7, 8, 9, and 10 may be a region where the air inside the indoor unit 1 is blown to the discharge panel 2.

The plurality of air passages 7, 8, 9, and 10 may be spaced apart from the inner suction holes 6.

As shown in Fig. 4, the plurality of ventilation passages 7, 8, 9, and 10 include left ventilation passages 7, right ventilation passages 8, front ventilation passages 9, And a rear-side airflow passage (10).

As shown in FIG. 4, the plurality of blower passages 7, 8, 9, and 10 can be formed along the rectangular imaginary line 19A, and the plurality of blower passages 7, 8, 9 ) 10 may be formed on each side of the rectangular hypothetical line 17A.

The left air blowing passage 7 can be positioned close to the left side face 1A of the left side face 1A and the right side face 1B of the indoor unit 1 and can be formed long in the front and rear direction.

The right air blowing passage 8 can be positioned close to the right side face 1B of the left side face 1A and the right side face 1B of the indoor unit 1 and can be formed long in the front and rear direction.

The front side air passage 9 may be positioned close to the front surface 1C of the front and rear surfaces 1C and 1D of the indoor unit 1 and may be formed long in the left and right direction.

The rear blowing passage 10 can be positioned close to the front face 1C of the indoor unit 1 and the rear face 1D of the rear face 1D and can be elongated in the left and right direction.

&Lt; Positioning of a plurality of blowing passages &

A plurality of air passages 7, 8, 9 and 10 can be formed in the indoor unit flow path body 13 and a plurality of air flow paths 7, 8, 9 and 10 can be formed in the indoor unit flow path body 13, respectively.

The plurality of air passages 7, 8, 9 and 10 can be formed between the indoor unit flow path body 13 and the inner surface of the chassis 11, (10) may be spaced apart from each other between the indoor unit flow path body (13) and the inner surface of the chassis (11).

The plurality of ventilation passages 7, 8, 9 and 10 may be four opening areas in which the positions are different and the opening directions are parallel to each other. (9) and (10).

The indoor unit 1 may be a 4-way discharge type indoor unit which forms four vertical air flows whose discharge directions are parallel to each other.

The outer periphery 2A of the discharge panel 2 may be circular. In the discharge panel 2, the bottom surface 2B may be flat.

The discharge panel 2 can be coupled to the indoor unit 1 and can guide the air that has passed through the plurality of ventilation passages 7, 8, 9 and 10 to the outside. The discharge panel 2 may be disposed under the indoor unit 1 together with the suction panel 3. [ The discharge panel 2 together with the suction panel 3 can constitute a lower body assembly disposed under the indoor unit 1.

The discharge panel 2 can be coupled to the lower portion of the indoor unit 1 and can guide the air blown downward through the plurality of ventilation passages 7, 8, 9, 10 to the room .

The discharge panel 2 can receive the air blown in four directions parallel to each other in the indoor unit 1 and can guide the discharge to the lower periphery of the discharge panel 2. [

The discharge panel 2 switches the air flow of the air blown in the vertical direction, particularly in the downward direction, in the indoor unit 1 to the horizontal direction H1 as shown in Fig. 3 and discharges it or guides it in the horizontal direction H1 and acute angle To the lower inclination direction H2 having the inclination angle [theta] of the inclination angle [theta].

The discharge panel 2 may be composed of a combination of the plurality of members 50, 60, 70,

The ceiling-mounted air conditioner may include an air guide assembly T which is disposed on the discharge panel 2 so as to be raised and lowered and changes an airflow direction of the air that has passed through the outlet 25.

The air guide assembly T may include an air guide 100, an elevation guide 110 for guiding the air guide 100 up and down, and an elevator 120 for moving the air guide 100 up and down.

The discharge panel 2 is provided with a slit 57 in which the air guide 100 can be lowered around the outlet 25 of the discharge panel 2 or can be raised inside the discharge panel 2, Can be formed.

FIG. 5 is a perspective view of the discharge panel shown in FIGS. 1 to 3, and FIG. 6 is a perspective view of the discharge panel shown in FIG. 5 when the suction panel is separated. 7 is a perspective view showing a discharge path of the discharge panel according to the embodiment of the present invention, FIG. 8 is a plan view showing the suction path and the discharge path of the discharge panel according to the embodiment of the present invention, And FIG. 10 is a sectional view taken along the line Y-Y 'in FIG.

<Discharge panel>

The discharge panel 2 may be provided with a suction passage 16 for sucking and guiding the air having passed through the suction panel 3 to the inside of the indoor unit 1. The discharge panel 2 may be provided with a discharge passage 18 for discharging and guiding the air discharged from a plurality of the air blowing passages 7, 8, 9, and 10 to the room.

&Lt; Suction flow path of discharge panel &

The discharge panel 2 may be provided with a suction passage 16 for guiding the air that has passed through the suction panel 3 to the hollow portion 15 (see FIG. 3) of the indoor unit 1. The discharge panel 2 may be provided with a hollow portion through which the air having passed through the suction panel 3 passes to be sucked into the indoor unit 1. The hollow portion of the discharge panel 2 may be formed to pass through the discharge panel 2 in the vertical direction. The hollow portion may be the suction passage (16) of the discharge panel (2). Hereinafter, the suction flow path of the discharge panel 2 and the hollow portion of the discharge panel 2 will be denoted by the same reference numeral 16 '.

The suction passage 16 may be located inside the discharge passage 18 and may be formed separately from the discharge passage 18 as shown in FIG.

The suction passage 16 may have a circular or rectangular cross-sectional shape in the horizontal direction. The quadrangular shape of the suction passage 16 may include a quadrangular shape close to a circle. Here, a quadrangle close to a circle may mean a quadrangle having two pairs of opposite sides and having four vertices rounded.

The suction passage H having a circular sectional shape is smaller in size than the suction passage 16 having a rectangular sectional shape and the suction passage 16 having a rectangular sectional shape has a larger suction area inside the discharge panel 2 So that the air can be sucked in quickly.

As shown in Figs. 5 and 8, the ceiling-mounted air conditioner can receive the control unit 17 in the suction flow path 16.

<Control section>

The control unit 17 may be installed in the discharge panel 2. [

The control unit 17 can control the overall operation of the ceiling-mounted air conditioner. For example, the control unit 17 can control the lifting and lowering of the air guide 100. The control unit 17 can change the direction of the discharge airflow by controlling the air guide 100 to be raised or lowered. In addition, the control unit 17 can control the light emitting mechanism 108 of the air guide 100. The control unit 17 can turn on or off the light emitting device 108, or change the color of light or the like. However, this is merely an example, and the control unit 17 can control the components necessary for operation of the ceiling-mounted air conditioner.

On the other hand, the controller 17 may be connected to the light emitting device 108 to control the light emitting device 108.

According to one embodiment, the control unit 17 and the light emitting device 108 may be connected by wire. The control unit 17 and the light emitting device 108 are connected to each other by a wire such as a cable and can transmit and receive signals to each other.

As described above, when the control unit 17 and the light emitting device 108 are connected by wire, it is possible to prevent a malfunction of the light emitting device 108 by transmitting and receiving a signal stably.

A method of connecting the control unit 17 and the light emitting device 108 by wire is explained in detail with reference to FIG. 22 to FIG.

According to another embodiment, the control unit 17 and the light emitting device 108 may be wirelessly connected. For example, the control unit 17 and the light emitting device 108 can transmit and receive signals using a local communication technology such as Bluetooth (TM), RFID (Radio Frequency Identification), and Wi-Fi (Wireless-Fidelity) , Which is merely an example, so that it is not restrictive.

The control section 17 can be arranged so as not to disturb the flow of air to the suction flow path 16 whose cross-sectional shape is quadrangular or close to a quadrangle.

On the other hand, when the shape of the control unit 17 is a rectangle, the quadrangular control unit 17 may not be easily mounted on the suction passage H having a circular sectional shape. The quadrangular control unit 17 can overflow the area of the circular suction flow path H, and the air suction amount through the circular suction flow passage H can be reduced. That is, it is preferable that the suction passage 16 of the discharge panel 2 is formed in a shape having a quadrangular cross section or a quadrilateral shape at the maximum.

&Lt; Discharge channel of discharge panel >

At least one inlet may be formed in the discharge panel 2. The discharge panel 2 may be provided with a plurality of inlets 21, 22, 23, 24 corresponding to the plurality of blowing passages 7, 8, 9, The discharge panel 2 may be formed with an arc-shaped or circular-shaped outlet 25. The discharge panel 2 may be provided with a connecting flow passage 26 for connecting the plurality of inlets 21, 22, 23, 24 and the outlet 25.

The discharge passage 18 of the discharge panel 2 may include a plurality of inlets 21, 22, 23 and 24, a connecting passage 26 and an outlet 25.

The air discharged from the air blowing passages 7, 8, 9 and 10 of the indoor unit 1 can be introduced into the connecting flow passage 26 through the plurality of inlets 21, 22, 23 and 24 And the air that has passed through the connection passage 26 can be discharged to the outside of the discharge panel 2 through the outlet 25. [

<Inlet of ejection panel>

The inlets 21, 22, 23 and 24 formed in the discharge panel 2 can correspond one to one with the ventilation passages 7, 8, 9 and 10 formed in the indoor unit 1.

The inlets 21, 22, 23 and 24 formed in the discharge panel 2 are provided with a left inlet 21 communicating with the left ventilation passage 7 in the vertical direction and a left inlet 21 communicating with the right ventilation passage 8 in the vertical direction A front side inlet 23 communicating with the front side airflow passage 9 in the vertical direction and a rear side inlet 24 communicating with the rear side airflow passage 10 in the vertical direction, .

The left inlet 21 and the right inlet 22 may be spaced apart in the left-right direction with the hollow portion 16 formed in the discharge panel 2 interposed therebetween. The left inlet 21 and the right inlet 22 may be elongated in a direction parallel to each other. Each of the left inlet 21 and the right inlet 22 may be elongated in the front-rear direction.

The front side inlet 23 and the rear side inlet 24 can be spaced apart in the front-rear direction with the hollow portion 16 formed in the discharge panel 2 interposed therebetween. The front side inlet 23 and the rear side inlet 24 may be elongated in a direction parallel to each other. Each of the front side inlet 23 and the rear side inlet 24 may be elongated in the left-right direction.

<Size and shape of inlet>

Sectional size of each of the plurality of inlets 21, 22, 23 and 24 may be equal to the cross-sectional size of each of the plurality of ventilation passages 7, 8, 9,

Sectional shapes of the inlet ports 21, 22, 23 and 24 may be the same as those of the blowing passages 7, 8, 9,

The sectional shapes of the openings 21, 22, 23, and 24 may be polygonal. Here, the polygonal shape of the inlets 21, 22, 23, and 24 may include a shape in which at least one vertex portion is rounded to have a predetermined curvature.

The sectional shapes of the inlets 21, 22, 23 and 24 may be rectangular, in particular rectangular, as in the sectional shape of the air passage 7, 8, 9, Here, the rectangular shape of the openings 21, 22, 23 and 24 may be a long rectangular shape in the horizontal direction, and at least one side or at least one vertex may include a rounded shape.

Hereinafter, the entrances 21, 22, 23 and 24 will be described as the polygonal openings 21, 22, 23 and 24, respectively.

The polygonal openings 21, 22, 23 and 24 of the plurality of polygonal openings 24 are arranged in a rectangular virtual line 19B (Figs. 7 and 8), as in the case of the ventilation passages 7, 22, 23, and 24 may be formed along each side of the rectangular virtual line 19B. The polygonal openings 21, 22, 23, and 24 may be formed along one side of the rectangular virtual line 19B.

The rectangular imaginary line 19B of the discharge panel 2 shown in Figs. 7 and 8 and the rectangular imaginary line 19A of the indoor unit 1 shown in Fig. 4 are equal in size and can be aligned in the vertical direction .

&Lt; Exit of discharge panel &

The outlet 25 may be an air outlet through which air circulated in the ceiling-type air conditioner is discharged to the outside of the ceiling-type air conditioner.

The outlet 25 may be smaller in number than the polygonal openings 21, 22, 23 and 24. The outlet 25 may be larger in size than each of the plurality of polygonal openings 21, 22, 23 and 24.

<Shape and number of outlet>

The outlet 25 may be arc-shaped, and in this case, a plurality of outlets may be formed in the discharge panel 2. When the outlet 25 is arc-shaped, the plurality of outlets 25 may be spaced apart in the circumferential direction of the discharge panel 2, and may be formed along a circular imaginary line. In the case where the outlet 25 is arc-shaped, the arc-like shape may have the same shape as a 'C' shape, or a shape including a heat or semicircular shape.

The outlet 25 may have a circular shape, and in this case, one outlet 25 may be formed in the discharge panel 2. Here, when the outlet 25 is circular, the circle may have an elliptical shape, and its sectional shape may be formed in a closed loop shape.

The outlet 25 may be an opening through which the air having passed through the connecting passage 26 is discharged to the outside of the discharge panel 2. [

The discharge panel 2 can be exposed to the room while being coupled to the lower portion of the indoor unit 1 and the outlet 25 can be exposed to the room together with the bottom surface of the discharge panel 2. [

&Lt; Connection channel of discharge panel >

The connecting flow passage 26 can guide the air introduced into the polygonal openings 21, 22, 23 and 24 to the outlet 25.

The connection passage 26 may be an air flow switching discharge passage for switching the air flow of the air sucked into the plurality of polygonal openings 21, 22, 23 and 24 and guiding the air flow to the outlet 25. The connecting flow path 26 may be an air flow mixed discharge path for mixing the air sucked into the plurality of polygonal inlets 21, 22, 23 and 24 and guiding the mixed air to the outlet 25.

<Relationship between inlet and connection channel and relationship between outlet and connection channel>

The plurality of polygonal openings 21, 22, 23 and 24 may be located at one end of the connecting flow passage 26 in the air flow direction and the outlet 25 may be located at the other end of the connecting flow passage 26 in the air flowing direction can do.

<Shape of connection channel>

The connecting passage 26 may have a closed cross-sectional shape in the horizontal direction. The connecting passage 26 may be formed in such a shape that the cross-sectional area gradually increases toward the lower side.

The connecting passage 26 may be formed to switch the vertical airflow to the horizontal airflow, and the vertical sectional shape thereof may be curved. The connecting passage 26 may have a shape in which the cross-sectional shape in the vertical direction extends in the outward direction toward the lower side.

7 and 8, the rectangular imaginary line 19B in which the plurality of polygonal inlets 21, 22, 23 and 24 are located is formed not only higher than the outlet 25 but also smaller than the outlet 25 . In this case, the first distance D1 between the sides of the quadrangular imaginary line 19B and the outlet 25 may be different from the second distance D2 between the vertex of the quadrangular imaginary line 19B and the outlet 25 have.

The first distance D1 may be longer than the second distance D2 and the distance between the quadrilateral imaginary line 19B and the circular exit 25 may repeat the increase and decrease along the circumferential direction. The first distance D1 can be gradually reduced as it approaches the vertex of the rectangular virtual line 19B.

The connecting flow paths 26 may be formed such that their horizontal widths D3 and D4 in the circumferential direction are not the same in consideration of the distance difference D1-D2.

The horizontal widths D3 and D4 of the connecting flow passage 26 can be alternately increased and decreased along the outlet 25 and repeatedly increased and decreased.

The connecting flow path 26 has a first region 26A formed under the polygonal openings 21, 22, 23 and 24 in accordance with the positional relationship with the polygonal openings 21, 22, And a second area 26B formed below the periphery of the polygonal openings 21, 22, 23 and 24.

The second region 26B may be positioned beside the first region 26A in the horizontal direction.

The first region 26A and the second region 26B may be alternately disposed along the outlet 25 in the circumferential direction of the discharge panel 2. [

7 and 8, the horizontal width D3 of the first region 26A may be greater than the horizontal width D4 of the second region 26B. Here, the horizontal widths D3 and D4 are compared at the same height.

The horizontal width D3 of the first region 26A can be gradually reduced as it gets closer to the second region 28B.

7, the horizontal width D3 of the first region 26A is increased and decreased clockwise along the outlet 25 and the horizontal width D4 of the second region 26B is increased May be decreased clockwise along the line 25 and then increased. In this case, the horizontal direction D3 average of the first region 26A may be larger than the horizontal direction D4 average of the second region 26B.

The upper end 26C of the connecting passage 26 is connected to a plurality of polygonal openings 21, 22, 23 and 24 among the plurality of polygonal openings 21, 22, 23 and 24 and an outlet 25, May be closer. The cross-sectional shape of the upper end 26C is formed in a rectangular ring shape as a whole, and the vertex portion of the upper end 26C may be curved.

The lower end of the connecting passage 26 may be the outlet 25, and the sectional shape thereof may be a circular shape.

The connection passage 26 may be formed to have a shape gradually becoming round from the upper end 26C to the outlet 25 so as to correspond to the shape of the upper end 26C and the shape of the outlet 25 have.

The upper end 26C of the connecting flow passage 26 is divided into a region having a first curvature (hereinafter referred to as a first curvature region 26D) located below the polygonal openings 21, 22, 23 and 24, (Hereinafter referred to as a second curvature region 26E) located below the periphery of the polygonal openings 21, 22, 23, 24 and having a second curvature larger than the first curvature.

The second curvature region 26E may be a region extending in the horizontal direction in the first curvature region 26D. That is, the first curvature region 26D and the second curvature region 26E can be alternately disposed in the horizontal direction along the upper end 26C of the coupling flow path 26. [

And the outlet 25 may have a third curvature greater than the first curvature. The third curvature of the outlet 25 may be equal to, less than, or greater than the second curvature.

The cross-sectional shape of the connection passage 26 gradually becomes closer to the circular shape as it goes downward.

The flow path located below the first curvature region 26D of the connection flow path 26 may have a shape in which the curvature gradually increases.

The flow path located below the second curvature region 26E of the coupling flow path 26 may have a shape in which the curvature thereof is constant or gradually decreases or gradually increases in a downward direction.

When the second curvature is equal to the third curvature, the flow path located below the second curvature region 26E of the coupling flow path 26 can be kept constant in the downward direction.

When the second curvature is smaller than the third curvature, the curvature of the flow path located below the second curvature region 26E of the coupling flow path 26 may gradually increase toward the lower direction.

When the second curvature is larger than the third curvature, the curvature of the flow path located below the second curvature region 26E of the coupling flow path 26 may gradually decrease toward the lower direction.

In operation of the ceiling type air conditioner, the air passing through the plurality of polygonal openings 21, 22, 23 and 24 can be dropped into the first area 26A, (26A) to the outlet (25) and then through the outlet (25). On the other hand, the rest of the air that has fallen into the first region 26A can be discharged from the first region 26A to the second region 26B and then discharged through the outlet 25 from the second region 26B .

 That is, in the present embodiment, the air introduced into the polygonal openings 21, 22, 23 and 24 can be discharged to the outlet 25 while spreading in the horizontal direction in the connection passage 26, Type air conditioner can discharge conditioned air to the entire area of the outlet 25.

<Suction panel>

The suction panel 3 may be disposed below the inner flow body 60 described later. The suction panel 3 may be arranged such that a portion of the suction panel 3 faces the lower hollow portion 68. The suction panel 3 may be disposed on the bottom surface of the inner passage body 60. The suction panel 3 may be formed with a plurality of through holes 31 through which air is sucked into the lower hollow portion 68. The plurality of through holes may be all or part of the lower hollow portion 68.

Here, the through hole 31 may be an air intake port through which the air in the room is sucked into the ceiling-type air conditioner.

FIG. 11 is a perspective view illustrating an ejection panel according to an embodiment of the present invention, FIG. 12 is a perspective view illustrating a main passage body according to an embodiment of the present invention, FIG. 13 is a cross- FIG. 15 is a bottom view of a main flow body according to an embodiment of the present invention, and FIG. 15 is a bottom view of the main flow body according to the embodiment of the present invention. 16 is an enlarged perspective view of an inner flow body according to an embodiment of the present invention, and FIG. 17 is a plan view of an inner flow body according to an embodiment of the present invention.

  The discharge panel 2 may include a main flow body 50 and an inner flow body 60 coupled to the main flow body 50. The discharge panel 2 may further include an outer cover 70 for guiding the air that has passed through the air blowing passages 7, 8, 9 and 10 to the connecting flow path 26. The discharge panel 2 may further include a decor cover 90 coupled to the main flow body 50.

The discharge panel 2 can pass air through a pair of spaced guides 54, The air can be discharged and guided in the direction in which the pair of guides 54, 64 guide.

<One pair of guides>

Any one of the pair of guides 54 and 64 may be formed in the main flow path body 50 and the other one of the pair of guides 54 and 64 may be formed in the inner flow path body 60 have.

The pair of guides 54 and 64 includes an outer guide 54 positioned on the outer side and an inner guide 64 positioned on the inner side of the outer guide 54 so as to be spaced apart from the outer guide 54 can do.

&Lt; Location of each outer guide and inner guide and connecting channel >

The outer guide 54 may be formed in the main flow path body 50. The outer guide 54 may be formed on the inner circumferential surface of the main flow path body 50.

The inner guide 64 may be formed in the inner passage body 60. The inner guide 64 may be formed on the outer circumferential surface of the inner passage body 60.

The connection passage 26 may be formed between the inner guide 64 and the outer guide 54. The connecting flow passage 26 can guide the air introduced into the inlets 21, 22, 23 and 24 to the outlet 25.

<Hollow section of discharge panel>

The discharge panel 2 can be formed with a hollow portion 16 opened in the up and down direction and the hollow portion 16 is formed so that the plane F1 and the curved surface R1 alternate along the inner circumference of the discharge panel 2. [ As shown in FIG.

The hollow portion 16 can be connected by a curved surface R1 and a pair of curved surfaces R1 can be connected by a plane F1. The hollow portion 16 may be formed by four planes F1 and four curved surfaces R1.

The hollow portion 16 may be formed in the main flow path body 50 and the inner flow path body 60, respectively. The upper hollow portion 20 formed in the main flow path body 50 and the lower hollow portion 68 formed in the inner flow path body 60 can communicate with each other in the vertical direction.

The upper hollow portion 20 and the lower hollow portion 68 may have the same shape and each of them may include a plane F1 and a curved surface R1 as shown in Figures 14 to 16 .

<Main Eurobody>

The main channel body 50 may be formed with an upper hollow portion 20 penetrating in the vertical direction. The upper hollow portion 20 can function as a suction passage 16 through which the air having passed through the suction panel 3 passes to be sucked into the indoor unit 1. [ The upper hollow portion 20 can be positioned above the suction panel 3 and can be positioned below the inner suction hole 6 of the indoor unit 1. [

The main flow path body 50 may have an opening formed between the outer periphery and the upper hollow portion 20 to form a plurality of inlets 21, 22, 23 and 24.

<Size of main main body>

The main flow path body 50 may be formed larger than the indoor unit 1 and may cover the indoor unit 1 at a lower portion of the indoor unit 1. [ The main flow body 50 may include a region facing the indoor unit 1 in the vertical direction and a region facing the periphery of the indoor unit 1 in the vertical direction.

<Service hall and deco cover of Main Eurobodies>

A service hole 59 may be formed in the main flow path body 50 so as to face the coupling part 12 for coupling the indoor unit 1 to the ceiling. The service holes 59 may be formed in the main flow path body 50 by the number of the fastening portions 12. The service hole 59 may be an opening formed to be opened in the up-and-down direction. The service hole 59 may be open at its side. The discharge panel 2 may further include a decor cover 90 for covering the service hole 59. The decorative cover 90 can form the rim appearance of the discharge panel 2. [

<Detailed structure of main flow body>

The main flow body 50 may include an upper body portion 51, an outer body portion 52, and a connecting portion 53.

The upper body part 51 may be formed so that the upper hollow part 20 passes through in the vertical direction at the center. The upper body part 51 may be connected to the outer body part 52, which is larger than the upper body part 52, by a connection part 53.

The outer body portion 52 may be formed larger than the upper body portion 51. The height of the outer body portion 52 may be lower than the height of the upper body portion 51.

The connecting portion 53 can connect the upper body portion 51 and the outer body portion 52, which are different in height and size.

<Upper body part of main flow body>

The upper body portion 51 may be formed in a closed loop cross-sectional shape. The inner circumferential surface 51A of the upper body portion 51 can form the upper hollow portion 20. [

The upper hollow portion 20 may have a rectangular cross-sectional shape, and four vertexes may be rounded. The inner circumferential surface 51A of the upper body portion 51 may be formed alternately with the plane F1 and the curved surface R1 along the inner circumferential surface.

The upper body part 51 may constitute an upper flow path of the connection flow path 26 together with the outer cover 70.

The upper body portion 51 can form the polygonal openings 21, 22, 23 and 24 and the lower portion of the polygonal openings 21, 22, 23, The upper flow path of the connection flow path 26 can be formed together with the upper flow path 70.

The outer circumferential surface 51B of the upper body part 51 may form the polygonal openings 21, 22, 23 and 24 together with the connecting part 53 and the outer cover 70. [ The polygonal openings 21, 22, 23 and 24 may be formed between the upper body part 51, the connecting part 53 and the outer cover 70.

The outer circumferential surface 51B of the upper body portion 51 may be spaced apart from the one surface 70A of the outer cover 70. [ The polygonal openings 21, 22, 23 and 24 may be vertically penetrated between the outer circumferential surface 51B of the upper body portion 51 and the one surface 70A of the outer cover 70 .

The upper body part 51 is formed in a rectangular shape, and four vertexes may be rounded.

The outer peripheral surface of the upper body portion 51 may include an upper plane F2 and lower curved surfaces R3 and R4 lower than the upper plane F2. The outer cover 70 may have one surface 70A facing the upper plane F2 and the lower curved surfaces R3 and R4 in the horizontal direction.

The upper plane F2 can form the polygonal openings 21, 22, 23 and 24 together with the connecting portion 53 and the outer cover 70. [

The lower curved surfaces R3 and R4 may form the upper flow path of the coupling flow path 26 together with the outer cover 70. [

The upper body portion 51 may include an upper guide 51C formed with an upper plane F2 and a lower guide 51D formed with lower curved surfaces R3 and R4 along an outer circumferential surface.

The upper plane F2 may be a horizontally long plane and face one side 70A of the outer cover 70 in the horizontal direction.

The polygonal openings 21, 22, 23 and 24 are formed in a substantially rectangular shape between the upper plane F2 and the side ends 53C of the connecting portions 53 and one surface 70A of the outer cover 70 .

The lower curved surface R3 (R4) may be a curved surface having a curvature close to the flat surface. The air that has passed through the polygonal openings 21, 22, 23 and 24 can be guided to the lower curves R3 and R4.

The lower curved face R3 and the lower curved face R4 have a region R3 facing the one side 70A of the outer cover 70 in the horizontal direction and a region facing the connecting portion 53 in the horizontal direction R4, hereinafter referred to as a fourth region).

The third region R3 and the one side 70A of the outer cover 70 may be regions where air having passed through the polygonal openings 21, 22, 23, and 24 is introduced.

The space between the fourth region R4 and the connecting portion 53 may be a space in which the air sucked through the adjacent polygonal openings can be mixed.

The third region R3 and the fourth region R4 may be configured such that their curvatures are different from each other.

The third region R3 may be a curved surface close to the plane and the curvature of the third region R3 may be smaller than the curvature of the fourth region R4.

The fourth region R4 may be more curved than the third region R3.

An empty space can be formed in the radial direction of the discharge panel 2 between the lower curved surface R3 of the upper body portion 51 and one surface 70A of the outer cover 70, The direction width can be repeatedly increased and decreased in the circumferential direction of the discharge panel 2.

<Outer body part>

The main channel body 50 may include an outer guide 54 that is spaced apart from the inner guide 64. The outer guide 54 may include an outer curved surface 55 which is convex toward the inner guide 64. The outer guide 54 may be a part of the outer body 52.

The outer body portion 52 may include a ring-shaped mounting portion 56 and an outer guide 54 formed on the inner periphery of the mounting portion 56.

<Mounting portion of outer body portion>

The mounting portion 56 may be formed in the shape of an annular plate. The outer cover 70, the decor cover 90, and the elevation guide 110 may be mounted on the mounting portion 56. [

<Outer guide of outer body part>

The outer guide 54 can face the outer circumferential surface of the inner passage body 60. The outer guide 54 may be formed with an outer curved surface 55 which is convex toward the inner passage body 60.

The outer guide 54 may include a first guide 54A having an outer curved surface 55 which is convex toward the inner channel body 60. [ The outer guide 54 may further include a second guide 54B connected to a side connection portion 53B described later.

The first guide 54A and the second guide 54B may be alternately disposed along the outer guide 54. [

The first guide 54A may be an enlarged portion that gradually expands in size.

The outer curved surface 55 may be a surface of the first guide 54A facing the outer circumferential surface of the inner flow body 60.

The second guide 54B may be a non-expanding portion whose size is constant in the vertical direction.

<Connection>

The upper portion of the connection portion 53 may be connected to the upper body portion 51, and the lower portion may be connected to the outer body portion 52.

The upper portion of the connection portion 53 may be connected to the outer periphery of the upper body portion 51 and the lower portion may be connected to the upper end of the outer body portion 52. The lower portion of the connecting portion 53 may be connected to the upper end of the outer guide 54.

The connecting portion 53 may include an upper connecting portion 53A and a side connecting portion 53B.

The upper connecting portion 53A may extend horizontally at the upper end periphery of the upper body portion 51. [ The upper connecting portion 53A may be formed orthogonal to the side connecting portion 53B.

The upper connecting portion 53A can face the outer circumferential surface of the inner flow body 60 in the vertical direction.

The upper connecting portion 53A may have a side end 53C perpendicular to the upper plane F2 and the polygonal openings 21, 22, 23 and 24 may be formed on the upper plane F2 of the upper body portion 51, And a side surface 53C of the upper connecting portion 53A and a side surface 70A of the outer cover 70. As shown in Fig.

The side connection portion 53B may extend downward from the upper connection portion 53A and may be connected to the outer body portion 52. [ The side connection portion 53B may be connected to the upper portion of the outer body portion 52. [

 The side connection portion 53B may be formed long in the vertical direction and may face the fourth region R4 formed on the outer peripheral surface 51B of the upper body portion 51 in the horizontal direction.

<Number and position of connection parts>

A plurality of connection portions 53 may be formed between the upper body portion 51 and the outer body portion 52. The plurality of connection portions 53 may be spaced apart from each other. The number of the connection portions 53 may be equal to the number of the inlets 21, 22, 23, The discharge panel 2 may have an inlet formed between a pair of adjacent connection portions 53.

<Internal space of main main body>

The main flow path body 50 may have a space S2 in which a bottom surface is opened. The main flow path body 50 may have a space S2 opened at the bottom thereof on the inner side of the outer guide 54. [ The space S2 of the main flow path body 50 may be formed to be larger than the outer circumference of the upper hollow portion 20. [ The space S2 of the main flow path body 50 may be an empty space surrounded by the connecting portion 53 and the outer guide 54. [

The discharge panel 2 may be provided with a slit 57 through which the air guide 100 passes. The slit 57 may be formed on the side of the outlet 25.

<Slit of Main Euro Body>

The slit 57 through which the air guide 100 passes may be opened in the main flow path body 50 in the up and down direction. The slit 57 may be formed in the outer body portion 52. The slit 57 may be formed in the mounting portion 56 of the outer body portion 52. The slit 57 may have the same shape as the air guide 100. When the shape of the air guide 100 is arc-shaped, the slit 57 may be arc-shaped. The slit 57 may be formed slightly larger than the air guide 100. The number of the slits 57 may be the same as the number of the air guides 100.

A pair of ribs 58 may be spaced apart from the main flow path body 50 and a slit 57 may be formed between the pair of ribs 58 in a vertical direction. The air guide 100 can be guided up and down by the pair of ribs 58 while passing through the slit 57 and the air guide 100 can be raised and lowered more stably by the pair of ribs 58 .

The outer body 52 may form the lower flow path of the inner flow path body 60 and the connecting flow path 26.

The lower end of the outer body portion 52 may form the lower end of the outer peripheral surface of the inner flow body 60 and the outlet 25.

<Inner Euro Body>

The inner passage body 60 may be disposed below the upper body portion 51.

The inner channel body 60 may be coupled to the periphery of the upper hollow portion 20 to form the main channel body 50, the connection channel 26 and the outlet 25. The outlet 25 and the connecting passage 26 may be formed between the inner passage body 60 and the outer body portion 52.

The upper surface 69 of the inner oil body 60 can be coupled to the periphery of the upper hollow portion 20. [

The upper surface 69 of the inner passage body 60 can be brought into contact with the lower surface of the upper body portion 51.

The inner passage body 60 may be gradually expanded toward the lower portion.

The inner channel body 60 may be formed with a lower hollow portion 68 through which the air passes, in the vertical direction. The lower hollow portion 68 can function as a suction passage 16 through which the air having passed through the suction panel 3 is sucked into the indoor unit 1. [

Air that has passed through the lower hollow portion 68 of the inner flow body 60 can be sucked into the indoor unit 1 through the upper hollow portion 20 of the main flow path body 50 when the blower 4 is driven have.

The outer cover 70 may be coupled to the main flow body 50 and may form an inlet 21, 22, 23, 24 together with the main flow body 50.

The outer peripheral surface of the inner channel body 60 has an inlet facing surface 65A facing the polygonal openings 21, 22, 23 and 24 in the up and down direction, And may include an opposite surface 65B.

The inlet facing surface 65A and the connecting portion facing surface 65B may be formed alternately along the outer circumferential surface of the inner flow body 60. [

The inlet facing surface 65A may be more gentle than the connecting portion facing surface 65A.

The upper surface 69 of the inner passage body 60 is formed in a rectangular ring shape as a whole, and the vertex portion thereof may be curved.

The outer periphery of the upper surface 69 of the inner flow body 60 includes a fifth region R5 having the same curvature as the third region R3 and a sixth region R6 having the same curvature as the fourth region R4 can do. The fifth region R5 and the sixth region R6 may be alternately disposed along the outer circumference of the inner passage body 60. [

The lower end 67 of the inner passage body 60 may have a circular shape.

The outer circumferential surface 65 of the inner passage body 60 is formed on the upper surface of the inner passage body 60 so as to correspond to the outer circumferential shape of the upper surface of the inner passage body 60 and the lower end 67 shape of the inner passage body 60. [ And may have a shape gradually becoming round from the outer circumference to the lower end (67) of the inner flow body (60).

&Lt; Position and shape of inner flow body >

The upper end of the inner flow body 60 may be inserted into the space S2 of the main flow body 50 and the lower end of the inner flow body 60 may be lower than the main flow body 50. [

The inner passage body 60 may be gradually expanded toward the lower portion. The upper end of the inner guide 64 can face the outer guide 54 in the horizontal direction. The lower end of the inner guide 64 can face the outer guide 54 in the vertical direction.

The inner passage body 60 may have an inner guide 64 formed on an outer circumferential surface thereof. An inner curved surface 65 may be formed on the outer circumference of the inner flow body 60. The inner guide 64 may include an inner curved surface 65. The outer circumferential surface of the inner guide 64 may be the inner curved surface 65. The outer circumferential surface and the inner curved surface of the inner guide 64 will be described by using the same reference numeral 65 '.

The inner guide 64 may include an inner curved surface 65 recessed and recessed. The inner curved surface 65 can face the outer curved surface 55 in the horizontal direction. The upper end 66 of the inner curved surface 65 may be outside the upper surface 69 of the inner flow body 60. The lower end 67 of the inner curved surface 65 can face the outer curved surface 55 in the vertical direction.

A lower flow path of the connecting flow path 26 may be formed between the inner guide 64 and the outer guide 54. [

The outlet 25 may be formed between the outer periphery of the inner guide 64 and the outer guide 54.

The inner flow body 60 may include an outer guide 67 and an outlet end 67 spaced apart from the outer guide. The outlet end 67 may be the same as the lower end 67 of the inner curved surface 65 and the lower end and the outlet end of the inner curved surface 65 will be described using the same reference numeral 67. [

&Lt; Outlet end of inner body and outer guide &

The outlet end 67 can form an outer guide 54 and an outlet 25. That is, the outlet 25 may be formed between the outlet end 67 and the outer guide 54.

The outlet end 67 of the inner flow body 60 may be the lower outer periphery of the inner guide 64. The lower end of the inner guide 64 may be the lower outer edge of the inner guide 64 and the outlet end 67 of the inner flow path body 60 may be the lower end of the inner guide 64. [

The inner passage body 60 may be composed of a combination of a plurality of members.

At least a part of the outer circumferential surface of the inner oil body 60 faces the main flow body 50 to form a flow path forming body 61 for forming the main flow body 50 and the outlet 25 and the connecting flow path 26 And an intensity-strengthening body 62 coupled with the flow-path forming body 61.

<Flow forming body>

The upper portion of the flow path forming body 61 may be coupled to the lower portion of the upper body portion 51. The flow path forming body 61 may have a hollow portion opened in the up and down direction inside thereof. The outer circumference of the flow path forming body 61 may be the inner guide 64. [

<Strength reinforcement body>

The strength reinforcing body 62 includes a lower reinforcing body 62A coupled to a lower surface of the flow path forming body 61 and a lower reinforcing body 62B formed to protrude upward in the inner circumferential direction of the lower reinforcing body 62A, And an upper reinforcing body 62B interpolated into the hollow portion. The strength reinforcing body 62 may include a strength reinforcing rib 62C protruding from the upper reinforcing body 62B. The strength reinforcing rib 62C can be inserted into the fitting slot formed on the inner circumferential surface of the flow path forming body 61 and can be engaged with the flow path forming body 61. [

<Outer cover>

The outer cover 70 may be mounted so as to be spaced apart from the upper body portion 51. The outer cover 70 may be disposed on at least one of the elevation guide 110 and the outer body 52.

At least one outer cover 70 may be disposed on the upper portion of the outer body portion 52.

The outer cover 70 may cover the lifting mechanism 120. The outer cover 70 may be an elevator cover for protecting the elevator mechanism 120. The outer cover 70 may cover the elevating mechanism 120 and the elevating guide 110 together.

The outer cover 70 may be provided with a lift guide receiving space S4 in which the lift guide 110 is received.

The elevating guide 110 and the elevating mechanism 120 can be accommodated in the elevating guide accommodating space S4.

The outer cover 70 can be seated on the first guide 54A and guide the air introduced into the polygonal openings 21, 22, 23 and 23 to the first guide 54A, The air introduced into the inlet can be guided to the first guide 54A along one side 70A of the outer cover 70 and this air flows along the outer curved surface 55 of the first guide 54A to the outlet 25 ). &Lt; / RTI &gt;

<Detailed structure of outer cover>

One surface 70A of the outer cover 70 forms an entrance, and the upper surface of the one surface 70A may be a flat surface, not a curved surface.

The outer cover 70 includes an upper cover portion 71 covering the upper surface of the elevation guide 110 and the elevation mechanism 120, a flow path body portion 72 extending downward from the upper cover portion 71, And a side cover portion 73 extending downward from the cover portion 71 and covering the whole or a part of the outer circumferential surface of the elevation guide 110.

&Lt; Flow body of outer cover >

The channel body 72 may form the main channel body 50 and the inlets 21, 22, 23 and 24. The channel body 72 may be disposed on the outer guide 54 so as to be spaced apart from the upper body portion 51. The channel body 72 may face the outer surface of the upper body part 51 and may be provided with an inlet 21, 22, 23, 24 May be formed.

The number of the outer covers 70 may be equal to the number of the openings 21, 22, 23,

The channel body 72 may constitute an upper channel of the connection channel 26 together with the upper body part 51 and the connection part 53. The lower end of the channel body 72 can be brought into contact with the upper end of the outer guide 54. The lower end of the channel body 72 may be seated and supported on the upper end of the outer guide 54. [ The upper flow path of the connection flow path 26 may be formed between the upper body portion 51 and the flow path body portion 72. The flow path body 72 may face the second region F formed on the outer peripheral surface 51B of the upper body portion 51. [ The channel body 72 may be a plate having a flat surface facing the second region F. [

The outer cover 70 may be formed with a space for accommodating a part of the elevation guide 110 and the elevating mechanism 120 between the flow path body 72 and the side cover portion 73. The receiving space of the outer cover 70 can be opened at the bottom surface.

The lower end of the side cover portion 73 can be brought into contact with the elevation guide 110 or the mounting portion 56. The lower end of the side cover portion 73 may be seated and supported on the elevation guide 110 or the mounting portion 56.

The receiving space of the outer cover 70 may be formed between the flow path body 72 and the side cover portion 73 and the upper surface thereof may be clogged with the upper cover portion 71, have.

<Deco cover>

The decorative cover 90 may include a lower plate 91 covering the lower surface of the mounting portion 56 and a hollow cylindrical portion 92 protruding from the outer periphery of the lower plate 91. [ The hollow cylinder portion 92 may be formed larger than the outer body portion 52. The hollow cylindrical portion 92 can surround and protect the outer peripheral surface 52A of the outer body portion 52. [

FIG. 18 is a cross-sectional view of a ceiling-type air conditioner according to an embodiment of the present invention when a horizontal airflow is formed, FIG. 19 is a sectional view of a ceiling-type air conditioner according to an embodiment of the present invention, FIG. 20 is a perspective view showing an outer cover, an air guide, and an elevation guide according to the present embodiment, and FIG. 21 is a perspective view of the outer cover shown in FIG. 20 separated from the elevation guide.

The ceiling type air conditioner according to the embodiment of the present invention may include an air guide 100 for guiding the air flow direction of the air discharged from the outlet 25.

<Air guide>

The air guide 100 is disposed on the main flow body 50 so as to be elevated and lowered, and can change the air flow of the air discharged to the outlet 25.

The air guide 100 may have a curved shape. The air guide 100 may be formed in a circular shape or in an arc shape.

The ceiling-mounted air conditioner can be configured such that a circular air guide having a circular shape can be raised and lowered, and a plurality of arc-shaped air guides 100 can be independently elevably arranged.

The air guide 100 may be a flow guide capable of switching the flow path of air while being lifted and lowered. The air guide 100 can change the air flow direction of the air discharged from the outlet 25. [

<Single Air Guide>

According to one embodiment, the ceiling-mounted air conditioner may include a single air guide 100.

When the ceiling-mounted air conditioner includes one air guide 100, one air guide 100 having a circular shape may be disposed in the main flow path body 50. In this case, the ceiling type air conditioner can form a horizontal airflow when one circular air guide 100 is lifted, and can form a vertical air flow when one circular air guide 100 is lowered. That is, according to the ascending and descending of the circular air guide 100, the ceiling type air conditioner can form only one horizontal air flow or only one vertical air flow.

<Multiple air guides>

According to another embodiment, the ceiling-mounted air conditioner may include a plurality of air guides 100. When the ceiling-mounted air conditioner includes a plurality of air guides 100, a plurality of arc-shaped air guides 100 may be independently disposed in the main flow path body 50.

The ceiling-mounted air conditioner may include a plurality of arcuate air guides 100, and a plurality of arcuate air guides 100 may be raised and lowered independently of each other. In this case, a part of the plurality of air guides may be raised to form a horizontal air flow, and the remaining air guides may be lowered to form a vertical air flow. That is, when a plurality of arcuate air guides 100 are independently raised and lowered, the ceiling-mounted air conditioner can form a three-dimensional air flow in which a horizontal air stream and a vertical air stream are mixed, and these three- have.

&Lt; the exit position, the lower end position of the outer guide, and the lower end position of the air guide &

The outlet 25 may be between the outlet end 67 of the inner flow body 60 and the lower end 54C of the outer guide 54. [

The distance D5 from the central axis of the inner passage body 60 to the lower end 54C of the outer guide 54 is longer than the distance D6 from the central axis of the inner passage body 60 to the outlet end 67 .

The distance D7 from the center axis of the main flow body 50 to the lower end 103 of the air guide 100 is longer than the distance D5 from the center axis of the inner flow body 60 to the outlet end 67 have.

&Lt; Air flow inside the indoor unit >

When the blower 4 is driven, the air in the room can pass through the suction grille 3 and then pass through the upper hollow portion 20 of the discharge panel 2 and can be raised into the indoor unit 1.

The air that has risen into the interior of the indoor unit 1 can be flowed to the heat exchanger 5 by the blower 4 and can be exchanged with the heat exchanger 5 while passing through the heat exchanger 5. [ The heat-exchanged air with the heat exchanger 5 can exit the indoor unit 1 through the plurality of ventilation passages 7, 8, 9 and 10. In the indoor unit 1, a plurality of discharge air flows can be blown downward.

&Lt; Air flow of discharge panel >

The air that has passed through the plurality of air passages 7, 8, 9 and 10 is dispersed into the inlets 21, 22, 23 and 24 of the discharge panel 2, And may flow into the flow path 26. The air introduced into the connection passage 26 of the discharge panel 2 can be converted into a flow path whose flow direction is nearly horizontal while being guided by the outer guide 54 and the inner guide 64, In the circumferential direction of the outlet (25).

The ceiling type air conditioner can vary the air flow of the air discharged to the outlet 25 by raising and lowering the air guide 100 by the elevating mechanism 120. [

<Air flow when air guide ascends>

18, when the elevating mechanism 120 raises the air guide 100, the air guide 100 has a height at which the lower end 103 is in contact with the lower end 54C of the outer guide 54 Can be increased.

When the air guide 100 is raised deeply into the slit 57, the portion located under the slit 57 can be absent or minimized.

In this case, the air guided to the outer curved surface 55 of the outer guide 54 can be guided to the decor cover 90 along the lower end 103 of the air guide 100.

More specifically, some of the air passing through the connecting passage 26 may flow on the outer curved surface 55 of the outer guide 54 by a Coanda effect.

The air flowing along the outer curved surface 55 of the outer guide 54 can flow to the bottom surface of the decor cover 90 while maintaining the coanda effect along the lower end 103 of the air guide 100. [

In this case, the air that has passed through the outlet 25 is guided along the lower end of the air guide 100 and the bottom surface of the decor cover 90, It can be dispersed widely in the room.

<Air flow when air guide descends>

19, when the air guide 100 is lowered, a part including the lower end 103 of the air guide 100 can be lowered below the slit 57 At this time, the air guide 100 may be arranged to protrude downward between the outer guide 54 and the decor cover 90.

The inner guide surface 101 of the air guide 100 can face the inner curved surface 65 of the inner guide 64 in the horizontal direction when the air guide 100 is lowered as described above.

A part of the air that has passed through the outlet 25 can be switched in its flow direction after hitting the inner guide surface 101 of the air guide 100. [

 Air striking the inner guide surface 101 of the air guide 100 is clogged by the air guide 100 and can not flow in the horizontal direction and flows in the downward direction in the direction in which the inner guide surface 101 of the air guide 100 guides The direction can be broken.

Particularly, the air flowing along the outer curved surface 55 of the outer guide 54 hits the inner guide surface 101 of the air guide 100, and then the flow direction thereof can be switched to the downward direction.

The air discharged to the outlet 25 can be discharged and guided to an air stream close to vertical while being guided by the air guide 100. In this case, the air curved surface 65 is discharged to the vicinity of the lower end 67 And can be concentratedly discharged in the downward direction.

&Lt; Relation between air guide height and airflow >

The ceiling-type air conditioner can form a near-horizontal airflow as the height of the air guide 100 increases, and the airflow closer to vertical can be formed as the height of the air guide 100 becomes lower.

<Air flow regulation set>

20 and 21, an outer cover 70, an air guide 100, an elevation guide 110, and at least one elevating mechanism 120 are installed in an airflow regulating set (not shown) A) (B) (C) (D). A plurality of the airflow regulating sets A, B, C, and D may be arranged along a virtual line O of a circular shape.

In the ceiling type air conditioner, four air guides 100 may be disposed along the circular virtual circle O. In this case, the elevator mechanism 120 may include a plurality of air guides 100 connected to the first air guide 100, A second elevator mechanism connected to the second air guide among the four air guides 100 and a third elevator mechanism connected to the third air guide among the four air guides 100, And a fourth lift mechanism connected to the fourth air guide.

Each of the first elevator gear through the fourth elevator gear may include a motor 122. The motors 122 of the first elevator gear through the fourth elevator gear may be connected to each other by a control unit (not shown) of the ceiling- Can be independently controlled.

23 is a perspective view of the air guide and the elevation guide shown in Fig. 22 when viewed in the direction A, Fig. 24 is a perspective view of the air guide, elevation guide, and elevation mechanism shown in Fig. 22 Fig. 25 is a perspective view when the air guide and the elevation guide are viewed from the direction B, Fig. 25 is a perspective view when the elevation guide shown in Fig. 22 is separated from the air guide, 27 is a perspective view illustrating a harness connected to the light emitting device and a harness connected to the control unit fixed to the fixing unit.

<Detailed Structure of Air Guide>

The air guide 100 can guide air escaping from the outlet 25 while being positioned outside the outlet 25. The air guide 100 can be an outer air guide, an outer wind direction adjusting member, or an outer flow guide. The air guide 100 can be disposed on the discharge panel 2 so as to be able to descend to the side of the outlet 25 to guide the air discharged to the outlet 25. [

The air guide 100 may include a guide member 104 for guiding the air flow direction of the air discharged to the outlet 25 and a light emitting mechanism 108 for irradiating the guide member 104 with light.

The air guide 100 may be provided with a rack 106 connected to the elevating mechanism 120. The rack 106 may be provided on the upper portion of the air guide 100 so as to protrude upward.

&Lt; Guide member of air guide &

The air guide 100 may include a guide member 104 for switching the flow path of the discharged air.

It is preferable that the guide member 104 has a circular cross-sectional shape.

The guide member 104 may be formed with an inner guide surface 101 facing the outlet 25 when the air guide 100 descends.

The inner guide surface 101 can orient the outlet 25 in the horizontal direction when the air guide 100 is lowered. The inner guide surface 101 may be a concave surface facing the outlet 25 in the horizontal direction.

The inner guide surface 101 may be a guide surface for directly guiding the air that has passed through the outlet 25 when the air guide 100 is lowered. The inner guide surface 101 may be a vertical guide surface for switching the air that has passed through the outlet 25 to flow downward.

The inner guide surface 101 may be a curved surface in the horizontal direction and a plane in the vertical direction.

When the air guide 100 is lifted up, the air discharged to the outlet 25 can pass through the lower end 103 of the air guide 100.

The air discharged to the outlet 25 at the time of lowering of the air guide 100 can be guided in a direction in which the guide member 104 guides the air after hitting the guide member 104 of the air guide 100. [

The air discharged to the outlet 25 flows along the lower end 103 of the air guide 100 or hits the guide member 104 of the air guide 100 according to the height of the air guide 100, Can be switched.

The air guide 100 may include a light emitting device 108 (see Fig. 25) for irradiating light toward the guide member 104. Fig.

<Light emitting device>

The light emitting device 108 may be installed to irradiate light toward one end of the air guide 100. The light emitting mechanism 108 may include a light source 108b such as an LED provided on a face of the package body 108a facing the one end of the air guide 100 and a package body 108a provided in the air guide 100. [

The air guide 100 may include a pair of light emitting devices 108. One of the pair of light emitting devices 108 faces one end of the guide member 104 and the other of the pair of light emitting devices 108 faces the other end of the guide member 104. [

The light emitting device 108 can irradiate light toward the guide member 104. [

The light emitting mechanism 108 can irradiate the guide member 104 with light according to the operating state of the ceiling type air conditioner, and the user can operate the ceiling type air conditioner through the light irradiated to the guide member 104 .

For example, the light emitting mechanism 108 may control the color, light amount, and the like of the light irradiated to the guide member 104 according to the power on / off state of the ceiling-mounted air conditioner, the type of operation mode in operation, . However, this is merely an example, and the light emitting device 108 can illuminate the light in various ways that can inform the user of the operation state of the ceiling-type air conditioner, such as dimming at least once upon receiving the airflow control signal have.

The light emitting device 108 can receive the light control signal from the control unit 17 and can irradiate the light to the guide member 104 in accordance with the received light control signal.

According to one embodiment, the light emitting device 108 may receive a light control signal from the control unit 17 via wireless communication.

According to another embodiment, the light emitting device 108 can receive the light control signal from the control unit 17 via wired communication. The light emitting device 108 may include a signal transmission medium such as a harness to receive the light control signal by wire.

<Light Emitting Mechanism Harness and Control Harness>

The light emitting device 108 may include a first harness 116 for transmitting and receiving signals to and from the control unit 17. [ The light emitting device 108 may include a first harness 116 for receiving a light control signal from the control unit 17.

The first harness 116 may include a first wire 116a connected to the light emitting device 108 and a first connector 116b connected to the first wire 116a. The first connector 116b is detachable from the second connector 117b described later.

Meanwhile, the ceiling type air conditioner may include a second harness 117 for the control unit 17 to transmit the light control signal to the light emitting device 108, and the second harness 117 may be connected to the control unit 17 .

The second harness 117 may include a second wire 117a connected to the control unit 17 and a second connector 117b connected to the second wire 117a.

The first harness 116 and the second harness 117 may be connected. The first harness 116 and the second harness 117 may be connected or disconnected depending on the detachment state of the first connector 116b and the second connector 117b. When the first connector 116b and the second connector 117b are engaged, the first harness 116 and the second harness 117 are connected to each other. If the first connector 116b and the second connector 117b are not coupled The first harness 116 and the second harness 117 may not be connected.

When the first harness 116 and the second harness 117 are connected, the light emitting device 108 and the control unit 17 can transmit and receive signals to each other. That is, when the first harness 116 and the second harness 117 are connected to each other, the controller 17 can transmit the light control signal to the light emitting device 108. The light emitting device 108 can receive the light control signal from the control unit 17 and can irradiate light according to the received light control signal.

The air guide 100 may include a light emitting mechanism accommodating portion 109 in which the light emitting mechanism 108 is inserted and accommodated.

&Lt; Light emitting device accommodating part &

At both ends of the air guide 100, a light emitting mechanism accommodating portion 109 accommodating the light emitting mechanism 108 may be formed.

The light emitting mechanism 108 is accommodated in the light emitting mechanism accommodating portion 109 and the elevation guide 110 can accommodate the air guide 100 including the light emitting mechanism 108 and the light emitting mechanism accommodating portion 109.

The light emitting mechanism accommodating portion 109 may be formed with a light emitting mechanism opening 109a through which the light emitting mechanism 108 faces the guide member 104. [

The first fixing part 105 for fixing the first harness 116 connected to the light emitting device 108 may be formed in the light emitting mechanism accommodating part 109. [

<Harness Higher Government - No. 1 Government>

The air guide 100 may be provided with a first fixing part 105 for fixing the first harness 116 connected to the light emitting device 108. The first fixing part 105 may be formed inside the light emitting mechanism accommodating part 109.

The first fixing part 105 can fix the first wire 116a constituting the first harness 116. [

The first fixing portion 105 may be a pair of ribs, and the first wire 116a may be inserted and fixed between the pair of ribs.

The air guide 100 may further include a second fixing part 115 to which the first harness 116 can be fixed.

<Harness Higher Government - Second Higher Government>

The air guide 100 may include at least one of the first fixing part 105 and the second fixing part 115.

The second fixing part 115 may fix at least one of the first harness 116 and the second harness 117. [

The second fixing part 115 can fix the first connector 116b of the first harness 116 and the second connector 117b of the second harness 117 together. The second fixing part 115 can fix the first connector 116b and the second connector 117b in the coupled state.

The second fixing portion 115 is provided with a pair of ribs 115a that are in contact with at least one side of the first connector 116b and the second connector 117b and a pair of ribs 115a spaced apart from one end of the pair of ribs 115a A pair of first protrusions 115b to which the first connector 116b is caught and a pair of second protrusions 115c that are spaced apart from the other ends of the pair of ribs 115a and to which the second connector 117b is caught can do.

A pair of ribs 115a and a first connector 116b and a second connector 117b coupled between the pair of first projections 115b and the pair of second projections 115c are accommodated and fixed .

The second fixing part 115 may include a part of the upper plate of the elevation guide 110. Specifically, the second fixing portion 115 includes a pair of ribs 115a, a pair of first projections 115b, a pair of second projections 115c, and a combined first connector 116b and a second And a part of the upper plate of the elevation guide 110 where the connector 117b is located.

27, the horizontal cross-sectional area S1 of the second fixing portion 115 is equal to the horizontal cross-sectional area S3 of the first connector 116b and the horizontal cross-sectional area of the second connector 117b (S2).

Accordingly, the first connector 116b and the second connector 117b can be fixed to the second fixing part 115 without moving even when the air guide 100 is lifted or lowered.

The second fixing part 115 may be formed on the elevation guide 110. More specifically, the second fixing portion 115 may be formed on the outer surface of the elevation guide 110.

The second fixing part 115 may be formed on both sides of the upper surface of the elevation guide 110. A pair of light emitting mechanisms 108 are coupled to both ends of the guide member 104 and a harness through hole And the first harness 116 passing through the harness through hole 113 can be fixed to the second fixing part 115 formed on both sides of the upper surface of the elevation guide 110. [

The second harness 117 connected to the control unit 17 is fixed to the wire fixing unit 118 formed on the elevation guide 110 and fixed to the second fixing unit 115.

<Harness Go Government - Wire Go Government>

The elevation guide 110 may further include a wire fixing portion 118 for fixing the second harness 117.

The wire fixing portion 118 may be formed on the upper surface of the elevation guide 110, spaced apart from the second fixing portion 115. The wire fixing portion 118 can fix the second wire 117a of the second harness 117. [

The wire fixing portion 118 can fix the second wire 117a to the elevation guide 110 when the second wire 117a passes through the discharge panel 2 and is located in the elevation guide 110. [

The second harness 117 connected to the control unit 17 is fixed to the wire fixing part 118 formed on the elevation guide 110 and the second fixing part 115 formed on the discharge panel 2, .

<Harness guide>

The second harness 117 can be received in the harness guide 119 formed in the discharge panel 2.

The discharge panel 2 may be provided with a suction passage 16 through which external air is sucked and a harness guide 119 in which the second harness 117 is received. The harness guide 119 may be formed along a shape that is closer to an imaginary quadrangle that is larger than the outer periphery of the suction passage 16. [

The harness guide 119 may include a pair of side walls in which the second harness 117 is received. The second wire 117a of the second harness 117 can be received and positioned between the pair of side walls and can be guided to the elevation guide 110. [

<Lift guide>

The elevation guide 110 may be disposed in the main flow path body 50.

The elevation guide 110 may include an accommodation space S3 in which the air guide 100 is lifted and accommodated. The accommodation space S3 may be formed in a shape such that the lower end thereof is open to the elevation guide 110. [ The elevation guide 110 may have an overall shape identical to that of the air guide 100 and may be formed larger than the air guide 100.

The ceiling type air conditioner can be arranged such that a plurality of air guides 100 are elevated and lowered together in one elevation guide and each elevation guide 110 can be provided for each of the plurality of air guides 100. [

When a plurality of air guides 100 are arranged to be able to move up and down in one elevation guide, one elevation guide may have a circular shape as a whole.

On the other hand, when each elevator guide 110 is provided for each of the plurality of air guides 100, the elevator guide 110 may be formed like a curved shape like the air guide 100.

In this embodiment, each of the air guide 100 and the elevation guide 110 may be in the shape of a circle. In this case, a plurality of the elevation guides 110 are arranged along the circular imaginary line O .

The elevating guide 110 may have a surface facing the adjacent elevating guide 110.

Through holes 113 through which the first harness 116 passes may be formed on both sides of the elevation guide 110 facing the adjacent second elevation guide 110.

The harness through holes 113 can be opened in the vertical direction and in the horizontal direction, respectively.

The second fixing part 115 may be formed on both sides of the upper surface of the elevation guide 110 adjacent to the harness through hole 113.

<How to fix harness>

26, the first harness 116 connected to the light emitting device 108 is primarily fixed to the first fixing part 105 formed on the air guide 100, and the harness through hole 113 And can be secondarily fixed to the second fixing portion 115. [

The first wire 116a of the first harness 116 is fixed to the first fixing portion 105 and the first connector 116b of the first harness 116 is fixed to the second fixing portion 115 have.

27, the second harness 117 connected to the controller 17 is received and guided by the harness guide 119, is primarily fixed to the wire fixing portion 118, and the second fixing portion 115). &Lt; / RTI &gt;

The second wire 117a of the second harness 117 is received in the harness guide 119 and fixed to the wire fixing portion 118 and the second connector 117b of the second harness 117 is fixed to the second And may be fixed to the housing 115.

The harness connecting the control unit 17 and the light emitting device 108 is separated into the first harness 116 and the second harness 117 and each of the harnesses includes a first fixing unit 105, Or may be fixed to the wire fixing portion 115 or the wire fixing portion 118.

Accordingly, the harness that connects the control unit 17 and the light emitting device 108 can be fixed regardless of the lifting and lowering of the air guide 100, so that there is an advantage that the harness can be prevented from being damaged due to friction or the like.

The first harness 116 and the second harness 117 are fixed to the air guide 100 or the elevation guide 110 and the first harness 116 and the second harness 117 are fixed to the outer cover 70 .

The outer cover 70 may cover the first harness 116 and the second harness 117. [

The outer cover 70 may cover the elevation guide 110 and the elevation mechanism 120.

<Lift mechanism>

The elevating mechanism 120 may be installed in at least one of the main flow body 50, the outer cover 70, and the elevation guide 110.

The lift mechanism 120 may include a motor 122 and a pinion 124 connected to the rotational axis of the motor 122 and engaged with the rack 106.

 The elevating mechanism 120 can lower the air guide 100 to the side of the outlet 25 in the lowering mode. The elevating mechanism 120 can lower the air guide 100 so that the lower end 103 of the air guide 100 is separated from the outlet end 67 in the lowering mode.

The elevating mechanism 120 can elevate the air guide 100 to the side of the outlet 25 in the elevation mode.

The elevating mechanism 120 can raise the air guide 100 so that the lower end 103 of the air guide 100 is aligned with the lower end 54C of the outer guide 54 in the horizontal direction. In this case, the air guided by the outer curved surface 55 of the outer guide 54 may be guided to the bottom surface of the decor cover 90 along the lower end 103 of the air guide 100.

The elevating mechanism 120 may be provided in plurality such as the air guide 100, and each of the air guides 100 may be independently raised and lowered by the elevating mechanism 120, which are different from each other.

When there are two air guides 100, the number of the elevating mechanism 120 may be at least two. The ceiling type air conditioner can raise and lower the air guide 100 having the arc shape by a plurality of elevator mechanisms 120. In this case, the elevator mechanisms 120 can move the air guide 100 having the arc shape more stably .

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention.

Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments.

The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

2: Discharge panel 17:
100: air guide 105: first fixing part
108: light emitting mechanism 110: elevation guide
115: second fixing portion 116: first harness
116a: first wire 116b: first connector
117: second harness 117a: second wire
117b: second connector 118: wire fixing portion
119: Harness guide 120: Lift mechanism

Claims (10)

A discharge panel having an outlet through which air is discharged to the outside;
An air guide having a guide member for guiding the air flow direction of the discharged air and a light emitting mechanism for irradiating the guide member with light;
An elevating mechanism for elevating and lowering the air guide;
A lifting guide having an accommodation space in which the air guide is lifted and accommodated;
A first harness connected to the light emitting device;
And a controller connected to the discharge panel and to which a second harness is detachably connected to the first harness,
Wherein the air guide has a first fixing part for fixing the first harness,
Wherein the lifting guide includes a second fixing part for fixing the first harness and the second harness. The method according to claim 1,
Wherein the air guide includes a light emitting mechanism accommodating portion in which the light emitting mechanism is inserted and accommodated,
Wherein the first fixing portion is formed inside the light emitting device accommodating portion. 3. The method of claim 2,
The second fixing portion is formed on an outer surface of the elevation guide,
Wherein the lifting guide includes a harness through hole through which the first harness penetrates. The method according to claim 1,
The first harness
A first wire connected to the light emitting device, and a first connector connected to the first wire,
The second harness
A second wire connected to the control unit and a second connector to which the second wire is connected and detached from and connected to the first connector,
The second fixing portion
And the first connector and the second connector are fixed together. 5. The method of claim 4,
The second fixing portion
A pair of ribs that come into contact with at least one side surface of the first connector and the second connector,
A pair of first projections spaced from one ends of the pair of ribs and engaged with the first connector;
And a pair of second projections spaced apart from the other ends of the pair of ribs and engaged with the second connector. 5. The method of claim 4,
The horizontal cross-sectional area size of the second fixing portion is
Sectional area of the first connector and the horizontal cross-sectional area of the second connector. 5. The method of claim 4,
The elevation guide
Further comprising a wire fixing portion spaced apart from the second fixing portion and fixing the second wire. The method according to claim 1,
Wherein the discharge panel is provided with a harness guide for receiving the second harness. The method according to claim 1,
Wherein the pair of light emitting mechanisms are coupled to both ends of the guide member,
And the second fixing portion is formed on both sides of the upper surface of the elevation guide. The method according to claim 1,
Further comprising an outer cover having an elevation guide accommodating space for accommodating the elevation guide and covering the first harness and the second harness.

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