KR102633180B1 - Ceiling type air conditioner - Google Patents

Abstract

This embodiment includes an indoor unit installed with a fastening member coupling portion to which a fastening member fastened to the ceiling is coupled; It includes a lower body assembly coupled to the lower part of the indoor unit and having an air intake port and an air discharge port, the lower body assembly having a flow body larger than the indoor unit and having a service hole facing the fastening member coupling portion; It includes a deco cover that is detachably coupled to the flow path body, and the deco cover has a hollow portion larger than the air outlet opening in the vertical direction and a lower deco that covers the service hole; Including the side decor that protrudes from the lower decor and surrounds the outer circumference of the flow path body, the gap between the bottom of the flow path body and the upper surface of the lower decor is covered by the side decor, so that foreign substances such as dust are kept from the bottom of the flow path body and the lower decor. Penetration through the gap between the upper surfaces can be minimized, and the lower body assembly has the advantage of being kept clean.

Description

Ceiling type air conditioner

The present invention relates to a ceiling-type air conditioner, and more specifically, to a ceiling-type air conditioner with a service hole.

An air conditioner is a device that creates a more comfortable indoor environment for users.

An air conditioner can cool or heat a room using a refrigeration cycle device having a compressor, condenser, expansion device, and evaporator through which refrigerant circulates.

Air conditioners can be classified into stand-type air conditioners, wall-mounted air conditioners, and ceiling-type air conditioners depending on their installation location.

Ceiling air conditioners are installed on the ceiling and can discharge cold or warm air into the room.

An air outlet through which air is discharged may be formed in the ceiling-type air conditioner, and a wind direction control member may be disposed at the air outlet to control the wind direction of the air discharged toward the room. The wind direction control member may be rotatably disposed at the air outlet.

The wind direction control member can control the vertical wind direction of the air discharged from the air outlet, and can determine the airflow of the air discharged from the ceiling-type air conditioner according to its arrangement angle.

A ceiling-type air conditioner may be mounted to hang from the ceiling using fastening members such as anchor bolts.

In a ceiling-type air conditioner, an inspection hole may be formed in the discharge panel on which the air discharge port is formed to inspect fastening members, etc. or to adjust the height of the ceiling-type air conditioner. The ceiling-type air conditioner may further include an inspection port cover that opens and closes the inspection port.

The ceiling-type air conditioner may be installed suspended from the ceiling by a plurality of fastening members, and a plurality of inspection holes may be formed in the discharge panel as many as the number of fastening members. In this case, a plurality of inspection hole covers may be provided equal to the number of inspection holes.

KR 10-2015-0041340 A (published on April 16, 2015) KR 10-2008-0052972 A (published on June 12, 2008)

The ceiling-type air conditioner according to the prior art is provided with a plurality of inspection opening covers to shield all the plurality of inspection openings formed in the discharge panel, so there is a problem in that the number of parts is large and the assembly process is complicated.

The purpose of the present invention is to provide a ceiling-type air conditioner that can minimize the number of parts, can be upgraded by shielding the gap between the flow path body and the decor cover, and can be kept clean.

A ceiling-type air conditioner according to an embodiment of the present invention includes an indoor unit installed with a fastening member coupling portion to which a fastening member fastened to the ceiling is coupled; It includes a lower body assembly coupled to the lower part of the indoor unit and having an air intake port and an air discharge port, the lower body assembly having a flow body larger than the indoor unit and having a service hole facing the fastening member coupling portion; It includes a deco cover that is detachably coupled to the flow path body, and the deco cover has a hollow portion larger than the air outlet opening in the vertical direction and a lower deco that covers the service hole; It includes a side decor that protrudes from the lower decor and surrounds the outer perimeter of the euro body.

The size of the hollow portion may be smaller than the outer circumference of the euro body.

There may be multiple service halls. The lower decor may be a ring-shaped plate body in which the hollow portion is formed in a circular shape and shields a plurality of service holes.

The side decor may protrude from the outer perimeter of the lower decor in the shape of a hollow cylinder.

The lower body assembly may further include an air guide that is positioned to be ascendable in a slit formed in the flow path body and guides air discharged through the air discharge port.

The radius of the hollow portion may be larger than the distance between the central axis of the euro body and the slit.

The lower body assembly may further include a lifting mechanism that lowers the air guide to a height where the lower end of the air guide is located below the hollow part or raises the air guide to a height where the lower end of the air guide is located above the hollow part.

Either the lower decor or the euro body may have a hook protruding in the vertical direction. A hook hole through which a hook can be attached or detached may be formed in the other of the lower decor and the euro body. Hooks and hook holes can be located inside the side decor.

The deco cover may further include a reinforcing rib that protrudes from at least one of the inner circumferential surface of the side deco and the upper surface of the lower deco and contacts the outer circumference of the flow path body.

The outer circumference of the flow path body may include at least one curved portion and at least one straight portion extending from the curved portion. The reinforcing rib may be in contact with the straight portion when aligned with the hook and hook hole.

According to an embodiment of the present invention, the gap between the bottom of the flow path body and the top surface of the lower decor is covered by the side decor, thereby minimizing the penetration of foreign substances such as dust into the gap between the bottom surface of the flow path body and the top surface of the lower decor. There is an advantage that the lower body assembly is kept clean.

Additionally, since the deco cover shields both the service hole and the outer circumference of the euro body, there is an advantage in minimizing the number of parts.

In addition, since one decor cover can shield multiple service holes together, the number of parts can be minimized and the assembly process is simpler than when multiple service holes are shielded with multiple covers.

In addition, there is an advantage that the air guide can be smoothly raised and lowered without being interfered with by the decor cover, and the discharge airflow can be varied.

In addition, the hook or hook hole is covered by the side decoration, making it possible to upgrade the product, and there is an advantage in minimizing the penetration of foreign substances such as dust into the hook and hook hole.

In addition, the strength of the decor cover is improved by the reinforcing ribs, which has the advantage of minimizing twisting or bending of the decor cover.

In addition, there is an advantage that the reinforcing rib is in contact with the straight portion so that the hook can be easily entered and mounted in the hook hole, and the reinforcing rib can help attach and detach the hook.

1 is a perspective view of a ceiling-type air conditioner according to an embodiment of the present invention;
Figure 2 is a bottom view of a ceiling-type air conditioner according to an embodiment of the present invention;
3 is a longitudinal cross-sectional view of a ceiling-type air conditioner according to an embodiment of the present invention;
Figure 4 is a bottom view of the indoor unit shown in Figures 1 and 3;
Figure 5 is a perspective view of the lower body assembly shown in Figures 1 to 3;
Figure 6 is a perspective view when the suction panel is separated from the flow path body shown in Figure 5;
7 is an exploded perspective view of the lower body assembly according to an embodiment of the present invention;
Figure 8 is a perspective view showing the outer cover, air guide, and elevator guide shown in Figure 7 together;
Figure 9 is a perspective view when the outer cover shown in Figure 11 is separated from the elevator guide;
Figure 10 is a cross-sectional view of a ceiling-type air conditioner according to an embodiment of the present invention when forming a horizontal airflow;
Figure 11 is a cross-sectional view of a ceiling-type air conditioner according to an embodiment of the present invention when forming a vertical airflow.
Figure 12 is a cross-sectional view when the deco cover according to an embodiment of the present invention is separated from the flow path body.

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

Figure 1 is a perspective view of a ceiling-type air conditioner according to an embodiment of the present invention, and Figure 2 is a bottom view of a ceiling-type air conditioner according to an embodiment of the present invention.

The ceiling-type air conditioner may include an indoor unit (1) and a lower body assembly (L) coupled to the lower part of the indoor unit (1).

<Indoor unit>

The indoor unit 1 can be installed suspended from the ceiling. The indoor unit 1 may be supported by a fastening member (hereinafter referred to as a fastening member) such as an anchor bolt fastened to the ceiling. The indoor unit 1 may be equipped with a fastening member coupling portion 12 to which a fastening member fastened to the ceiling is coupled, as shown in FIG. 1 .

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

<Chassis>

The chassis 11 may be mounted on the ceiling using a fastening member. A fastening member coupling portion 12 to which a fastening member is coupled may be provided to protrude from the chassis 11 . The fastening member coupling portion 12 may be provided to protrude from the outer surface of the chassis 11.

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

<Lower body assembly>

An air intake port 31 and an air discharge port 25 may be formed in the lower body assembly (L).

The lower body assembly (L) may include a flow path body (2) through which air blown from the indoor unit (1) is discharged. An air outlet 25 may be formed in the flow path body 2.

The lower body assembly (L) may be composed of a combination of a plurality of members.

The lower body assembly (L) may further include an intake panel (3) through which air sucked toward the indoor unit (1) passes. An air intake port 31 may be formed in the intake panel 3.

Indoor air may be sucked into the indoor unit (1) through the air intake port (31) of the suction panel (3). Additionally, the air blown from the indoor unit 1 may pass through the air outlet 25 of the flow path body 2 and be discharged into the room.

The lower body assembly (L) may include a flow path body (2) larger in size than the indoor unit (1). The lower body assembly (L) may include a decor cover 90 that is detachably coupled to the flow path body (2). =

<Euro body>

An air outlet 25 may be formed in the flow path body 2 to discharge air blown from the indoor unit 1 into the room.

The flow path body 2 may be a discharge panel that guides the heat exchanged air from the ceiling air conditioner to be discharged into the room.

The flow path body 2 may be formed with a service hole 59 facing the fastening member coupling portion 12.

When the lower body assembly (L) is coupled to the lower part of the indoor unit (1), the service hole 59 may be located below the fastening member coupling portion 12 and spaced apart from the fastening member coupling portion 12, and may be positioned spaced apart from the fastening member coupling portion 12. The hole 59 and the fastening member coupling portion 12 may face each other in the vertical direction.

<Deco Cover>

The decor cover 90 includes a lower decor 92 and a side decor 94.

<Lore Deco>

The lower decor (92) can cover the service hall (59).

In the lower decor 92, a hollow portion 93 larger than the air outlet 25 may be open in the vertical direction. The size of the hollow portion 93 may be smaller than the outer circumference of the flow path body 2. When the deco cover 90 is coupled to the flow path body 2, it can cover a portion of the flow path body 2 that is close to the outer circumference of the flow path body 2.

<Side decoration>

The side decor 94 may surround the outer circumference of the euro body 2. The side decor 94 may be arranged along the outer circumference of the flow path body 2 and therefore may be located next to the service hole 59. The side decor 94 can cover the gap between the bottom of the flow path body 2 and the top of the lower decor 92 so that it is not exposed to the outside.

The indoor unit 1 may have a plurality of fastening member coupling portions 12 installed, and the same number of service holes 59 as the fastening member coupling portions 12 may be formed. The fastening member coupling portion 12 and the service hole 59 may be formed to correspond 1:1. A plurality of service holes 59 may be formed in the flow path body 2. A plurality of service holes 59 may be formed to be spaced apart along the outer circumference of the flow path body 2.

<Shape, size and function of Lore Deco>

The lower decor 92 may be a ring-shaped plate body in which the hollow portion 93 is formed in a circular shape. The lower decor 92 may be formed to be larger than each of the plurality of service holes 59 and larger than the sum of the areas of the plurality of service holes 59. The lower decor 92 can shield a plurality of service holes 59 together.

Figure 3 is a longitudinal cross-sectional view of a ceiling-type air conditioner according to an embodiment of the present invention, Figure 4 is a bottom view of the indoor unit shown in Figures 1 and 3, and Figure 5 is a lower body shown in Figures 1 to 3. It is a perspective view of the assembly, Figure 6 is a perspective view when the suction panel is separated from the flow path body shown in Figure 5, and Figure 7 is an exploded perspective view of the lower body assembly according to an embodiment of the present invention.

The indoor unit (1) may be equipped with a blower (4) and a heat exchanger (5). The indoor unit (1) can suck air, exchange heat with the refrigerant, and then blow it to the flow path body (2). The indoor unit 1 may form the main body of a ceiling-type air conditioner.

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

An inner suction hole 6 may be formed in the indoor unit 1 through which air sucked through the suction panel 3 is sucked into the interior of the indoor unit 1. In the indoor unit 1, a plurality of blowing passages 7, 8, 9, and 10 may be formed to guide the discharge of air that has passed through the heat exchanger 5. Here, the plurality of ventilation passages 7, 8, 9, and 10 may be passages that blow heat-exchanged air from the indoor unit 1 to the passage body 2.

The indoor unit 1 can discharge air in a downward direction through a plurality of blowing passages 7, 8, 9, and 10. The indoor unit 1 can form a plurality of discharge air streams that are blown in parallel directions through a plurality of blowing passages 7, 8, 9, and 10.

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

<Chassis of indoor unit>

The chassis 11 may have a space inside which the blower 4 and the heat exchanger 5 are accommodated. The chassis 11 may have a closed shape with each of the four front, rear, left, and right sides and the top surface.

<Blower>

The blower 4 may be placed inside the chassis 11. The blower 4 may be mounted on the top of the chassis 11.

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

The blower 4 may be mounted above the opening 20 of the discharge panel 20, which will be described later.

The blower 4 may be configured as a centrifugal blower that sucks air from its lower side and blows it in a 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 that guides air sucked into the centrifugal fan 42.

The motor 41 may be mounted so that the rotation shaft connected to the centrifugal fan 42 protrudes downward.

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

The orifice 43 may be installed to be located inside the chassis 11. The orifice 43 may be installed in the indoor unit euro body 13, which will be 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 into the centrifugal fan (42) in the centrifugal direction of the centrifugal fan (42). can be blown through.

Air blown in the centrifugal direction from the centrifugal fan 42 may flow to the heat exchanger 5 disposed surrounding the outer circumference of the centrifugal fan 42 and exchange heat with the heat exchanger 5.

<Heat exchanger>

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

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

The heat exchanger 5 may be installed spaced apart from each other on the inner surface of the chassis 11. A passage through which air is guided to blowing passages 7, 8, 9, and 10, which will be described later, may be formed between the heat exchanger 5 and the inner surface of the chassis 11.

The heat exchanger 5 may be bent to form a space S1 inside which the blower 4 is accommodated. The heat exchanger 5 may include four heat exchange units facing different sides of the chassis 11. The heat exchanger 5 may surround the outer circumferential surface of the blower 4 on the outside of the blower 4.

The indoor unit 1 may further include an indoor unit flow path body 13 that partitions an area where air is sucked into the indoor unit 1 and an area where air inside the indoor unit 1 is blown to the flow path body 2.

<Indoor unit Eurobody>

The indoor unit euro body 13 may be disposed on the inner lower part of the chassis 11. The indoor unit euro body 13 can form the bottom exterior of the indoor unit 1.

<Multiple ventilation passages of the indoor unit>

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.

A plurality of ventilation passages (7) (8) (9) (10) may be formed to be spaced apart from the inner suction hole (6).

Referring to FIG. 4, the plurality of blowing passages (7) (8) (9) (10) include a left blowing passage (7), a right blowing passage (8), a front blowing passage (9), and a rear blowing passage (9). It may include a blowing passage (10).

The left air passage 7 may be located close to the left side 1A of the left side 1A and the right side 1B of the indoor unit 1 and may be long in the front-back direction.

The right blowing passage 8 may be located close to the right side 1B of the left side 1A and the right side 1B of the indoor unit 1, and may be long in the front-back direction.

The front blowing passage 9 may be located close to the front side 1C of the front side 1C and the back side 1D of the indoor unit 1 and may be long in the left and right directions.

The rear blowing passage 10 may be located close to the rear surface 1D of the front surface 1C and the rear surface 1D of the indoor unit 1 and may be long in the left and right directions.

A plurality of ventilation passages 7, 8, 9, and 10 may be formed in the indoor unit flow path body 13 to be spaced apart from each other. A plurality of ventilation passages 7, 8, 9, and 10 may be formed to be spaced apart from each other between the indoor unit euro body 13 and the inner surface of the chassis 11.

The plurality of blowing passages 7, 8, 9, and 10 may be formed to discharge air through four opening areas formed at different positions on the lower surface of the indoor unit 1. The indoor unit 1 may be a 4-way discharge type indoor unit whose discharge directions form four vertical airflows parallel to each other.

<Euro body>

The flow path body 2 may be coupled to the indoor unit 1 and may guide air that has passed through the plurality of blowing passages 7, 8, 9, and 10 to be discharged to the outside. The flow path body (2) may be disposed below the indoor unit (1) together with the suction panel (3).

The flow path body 2 may be coupled to the lower part of the indoor unit 1 and guide the air blown in the downward direction through a plurality of blowing passages 7, 8, 9, and 10 to be discharged into the room. .

The conduit body (2) can receive air blown in four directions parallel to each other from the indoor unit (1) and guide the discharge to the surrounding lower part of the conduit body (2).

The flow path body (2) converts the airflow of air blown vertically, especially downwardly, from the indoor unit (1) into the horizontal direction (H1) to guide the discharge, or at an acute angle to the horizontal direction (H), as shown in FIG. The discharge can be guided by switching to the lower inclined direction (H2) having an inclination angle (θ) of .

At least one inlet may be formed in the flow path body 2. A plurality of inlets (21) (22) (23) (24) communicating with a plurality of blowing passages (7) (8) (9) (10) may be formed in the flow path body (2).

An arc-shaped or circular air outlet 25 may be formed in the flow path body 2. A connection passage 26 may be formed in the passage body 2 to connect a plurality of inlets 21, 22, 23, and 24 and the air discharge port 25.

<Entrance>

A plurality of inlets (21) (22) (23) (24), a connecting passage (26), and an air outlet (25) are formed in the passage body (2) to guide the air blown from the indoor unit (1) into the room. It can function as an air discharge channel.

The inlets 21, 22, 23, and 24 formed in the flow path body 2 may correspond 1:1 to the blowing passages 7, 8, 9, and 10 formed in the indoor unit 1.

The inlets 21, 22, 23, and 24 formed in the flow path body 2 include a left inlet 21 that communicates with the left blowing passage 7 in a vertical direction, and a left inlet 21 that communicates with the right blowing passage 8 in a vertical direction. A right inlet (22) that communicates, a front inlet (23) that communicates in the up and down direction with the front blow passage (9), and a rear inlet (24) that communicates in the up and down direction with the rear blow passage (10). It can be included.

The cross-sectional size of each of the plurality of inlets 21, 22, 23, and 24 may be the same as the cross-sectional size of each of the plurality of blowing passages 7, 8, 9, and 10.

The cross-sectional shape of the inlets 21, 22, 23, and 24 may be the same as the cross-sectional shape of the ventilation passages 7, 8, 9, and 10.

The cross-sectional shape of the inlets 21, 22, 23, and 24 may be polygonal. The cross-sectional shape of the inlets 21, 22, 23, and 24 may be square, particularly rectangular, like the cross-sectional shape of the blowing passages 7, 8, 9, and 10.

<Air outlet>

The number of air discharge ports 25 may be smaller than that of the inlets 21, 22, 23, and 24. The air outlet 25 may be larger than each of the plurality of inlets 21, 22, 23, and 24.

When the air outlet 25 has an arc shape, a plurality of air outlet ports 25 may be formed on the flow path body 2. When the air outlet 25 has an arc shape, a plurality of air outlets 25 may be formed along a circular virtual line.

When the air outlet 25 is circular, one air outlet 25 may be formed in the flow path body 2. Here, when the air outlet 25 is circular, circular may mean including an oval shape, and the cross-sectional shape may be formed in a closed loop shape.

When the air outlet 25 has an arc shape, the arc shape may include an arc shape such as a 'C' shape, an arc shape, or a semicircle shape.

The air outlet 25 may be an opening through which air passing through the connection passage 26 is discharged to the outside of the passage body 2.

The flow path body 2 may be exposed to the interior while coupled to the lower part of the indoor unit 1, and the air outlet 25 may be exposed to the interior.

<Connection path>

The connection passage 26 can guide the air flowing into the inlets 21, 22, 23, and 24 to the air discharge port 25.

The connection passage 26 may be an air flow conversion discharge passage that converts the air flow of air sucked through the plurality of inlets 21, 22, 23, and 24 and guides it to the air discharge port 25. The connection passage 26 may be an airflow mixing discharge passage that mixes the air sucked through the plurality of inlets 21, 22, 23, and 24 and guides it to the air discharge port 25.

A plurality of inlets 21, 22, 23, and 24 may be located at one end of the connection passage 26 in the air flow direction, and the air outlet 25 may be located at the other end of the connection passage 26 in the air flow direction. can do.

The connection passage 26 may have a closed-loop cross-sectional shape in the horizontal direction. The connection passage 26 may be formed in a shape whose cross-sectional area gradually increases as it goes downward. The connection passage 26 may have a curved vertical cross-sectional shape so as to convert vertical airflow into horizontal airflow.

The flow path body 2 may be composed of a combination of a plurality of members.

The euro body 2 may include a main euro body 50 and an inner euro body 60 coupled to the main euro body 50. The flow path body 2 may further include an outer cover 70 that guides the air passing through the blowing passages 7, 8, 9, and 10 to the connecting passage 26.

<Main Eurobody>

An opening 20 penetrating in the vertical direction may be formed in the main euro body 50. The main euro body 50 may have a plurality of inlets 21, 22, 23, and 24 formed between the outer circumference and the opening 20.

The opening 20 may form a passage through which air passing through the suction panel 3 is sucked into the indoor unit 1. The opening 20 may be located above the suction panel 3 and below the inner suction hole 6 of the indoor unit 1.

The main euro body 50 includes an upper body portion 51 having an opening 20, an outer body portion 52 that is lower in height than the upper body portion 51 and larger than the upper body portion 51, and an upper body portion. It may include a connection portion 53 connecting (51) and the outer body portion 52.

<Upper body part>

The upper body portion 51 may be formed with an opening 20 in the center penetrating in the vertical direction. The upper body portion 51 may be formed in a closed loop cross-sectional shape.

The upper body portion 51 may form the upper flow path of the connecting passage 26 together with the outer cover 70, which will be described later, and the inlet 21, 22, 23, and 24 together with the outer cover 70. can be formed.

<Outer body part>

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

The outer body portion 52 may include a mounting portion 56 formed in a ring shape and an outer guide 54 formed around the inner circumference of the mounting portion 56.

The mounting portion 56 may be formed in a ring-shaped plate shape. The mounting portion 56 may be equipped with an outer cover 70, a decor cover 90, and an elevating guide 110.

<Connection part>

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

The upper part of the connection part 53 may be connected to the outer circumference of the upper body part 51, and the lower part may be connected to the top of the outer body part 52. The lower part of the connection part 53 may be connected to the upper end of the outer guide 54.

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 52 may be formed to be spaced apart from each other. The number of connection parts 53 may be the same as the number of inlets 21, 22, 23, and 24.

A space (S2) with an open bottom may be formed inside the main euro body 50. The main euro body 50 may have a space S2 with an open bottom formed inside the outer guide 54. The space S2 of the main euro body 50 may be formed to be larger than the opening 20 . The space S2 of the main euro body 50 may be an empty space surrounded by the connection portion 53 and the outer guide 54.

<Slit in the main Eurobody>

The main flow path body 50 may be formed with a slit 57 through which the air guide 100 passes. A slit 57 may be formed on the side of the air outlet 25. 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 slits 57 may be the same as the number of air guides 100.

<Size and service hole of main Eurobody>

The main flow path body 50 may be formed larger than the indoor unit 1 and may cover the indoor unit 1 from the lower part of the indoor unit 1. The main flow path body 50 may include an area facing the indoor unit 1 in a vertical direction and an area facing the periphery of the indoor unit 1 in a vertical direction.

The service hole 59 may be formed to penetrate in the vertical direction in an area of the main flow path body 50 that faces the periphery of the indoor unit 1 in the vertical direction.

The main euro body 50 may be an area where a portion of the outer circumference of the mounting portion 56 faces the periphery of the indoor unit 1 in the vertical direction, and the service hole 59 may be formed on the outer circumference of the mounting portion 56. there is.

The service hole 59 may be formed to penetrate the outer body portion 52, particularly the mounting portion 56, in the vertical direction. The service hole 59 may be recessed on the outer circumference of the outer body portion 52 in a direction toward the center of the outer body portion 52.

<Inner Eurobody>

The inner euro body 60 may be coupled to the periphery of the opening 20 to form the main euro body 50, the connecting passage 26, and the air outlet 25.

The upper surface of the inner euro body 60 may be coupled to the periphery of the opening 20.

The inner euro body 60 may be formed to gradually expand downward.

The inner euro body 60 may be formed with an opening 68 through which air passes in the vertical direction. When the blower 4 is driven, air passing through the opening 68 of the inner flow path body 60 may pass through the opening 20 of the main flow path body 50 and be sucked into the indoor unit 1.

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

The inner flow path body 60 may include a flow path forming body 61 and a strength reinforcement body 62 coupled to the flow path forming body 61.

<Fluid forming body>

At least a portion of the outer circumferential surface of the flow path forming body 61 may be arranged to face the main flow path body 50, and may form the main flow path body 50, an air outlet 25, and a connecting passage 26. there is.

The upper end of the flow path forming body 61 may be coupled to the lower part of the upper body portion 51. The passage forming body 61 may have an opening formed therein that is open in the vertical direction. An inner guide 64 may be formed on the outer circumferential surface of the flow path forming body 61.

<Strength reinforced body>

The strength reinforcement body 62 is formed to protrude upwardly on the inner circumference of the lower reinforcement body 62A and the lower reinforcement body 62A, which is coupled to the lower surface of the flow path forming body 61. It may include an upper reinforcement body 62 interpolated into the opening. The strength reinforcement body 62 may include a strength reinforcement rib 62C protruding from the upper reinforcement body 62. The strength reinforcing rib 62C may be inserted into a fitting slot formed on the inner circumferential surface of the flow path forming body 61 and may be coupled to the flow path forming body 61.

<Location of Inner Eurobody>

The upper part of the inner euro body 60 may be inserted and accommodated in the space S2 of the main euro body 50 and the lower end may be lower than the main euro body 50.

The inner euro body 60 may be formed to gradually expand downward. The upper end of the inner guide 64 may face the outer guide 54 in a horizontal direction. Additionally, the lower end of the inner guide 64 may face the outer guide 54 in the vertical direction.

<Inner Eurobody’s Inner Guide>

The inner euro body 60 may have an inner guide 64 formed on its outer circumferential surface. An inner curved surface 65 may be formed on the outer circumference of the inner euro body 60. The inner guide 64 may include an inner curved surface 65.

The inner guide 64 may include a concavely recessed inner curved surface 65. The upper end 66 of the inner curved surface 65 may face the outer curved surface 55 in the horizontal direction. The lower end 67 of the inner curved surface 65 may face the outer curved surface 55 in the vertical direction.

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

<Outer Cover>

The outer cover 70 may be combined with the main euro body 50 and may form an inlet 21, 22, 23, or 24 together with the main euro body 50.

<Deco Cover>

The outer circumference 90A of the decor cover 90 may be circular. Also, the bottom surface 90B of the decor cover 90 may be flat.

<Lore Deco>

The decor cover 90 may be formed so that a hollow portion 93 penetrates the center of the lower decor 92 in the vertical direction.

The radius R1 of the hollow portion 93 may be larger than the distance R2 between the central axis of the flow path body 2 and the slit 57.

The hollow portion 93 may be formed to a size such that the slit 57 is exposed to the outside.

<Side decoration>

The side decor 94 may protrude from the lower decor 92 and surround the outer circumference of the flow path body 2.

The side decor 94 may protrude from the outer circumference of the lower decor 92 in a hollow cylindrical shape.

<Combination of Lore Deco and Eurobody hooks>

A hook 96 may protrude in the vertical direction from either the lower decor 92 or the flow path body 2. Additionally, a hook hole 56A through which the hook 96 can be attached or detached may be formed in the other one of the lower decor 92 and the flow path body 2. The hook 96 and the hook hole 56A may be located inside the side decor 94.

The hook 96 and the hook hole 56A are preferably not visible from the outside when the hook 96 is inserted into the hook hole 56A, and the hook 96 protrudes from the upper surface of the lower decor 92. It is preferable that the hook hole 56A is formed to be open in the vertical direction in the mounting portion 56, a portion of the main euro body 50 that is shielded by the lower decor 92.

The decor cover 90 may further include a reinforcing rib 98 that protrudes from at least one of the inner circumferential surface of the side decor 94 and the upper surface of the lower decor 92 and is in contact with the outer circumference of the flow path body 2. there is.

<Outer circumference shape and reinforcing ribs of the Euro body>

The outer circumference of the flow path body 2 may include at least one curved portion 2A and at least one straight portion 2B extending from the curved portion 2A. The curved portions 2A and straight portions 2B may be formed alternately along the outer circumference of the flow path body 2. The outer circumference of the flow path body 2 may include at least a pair of curved parts 2A and a straight part 2B located between the pair of curved parts 2A along the outer circumference of the flow path body 2. there is. The outer circumference of the flow path body 2 may include at least two straight portions 2B.

The reinforcing rib 98 may be in contact with the straight portion 2B when the hook 96 and the hook hole 56A are aligned.

<Suction panel>

The suction panel 3 may be disposed at the lower part of the inner euro body 60. The suction panel 3 may be disposed on the bottom of the inner euro body 60. The suction panel 3 may be formed with a plurality of air intake holes 31 through which air is sucked into the opening 68. All or part of the plurality of air intake ports 31 may be located below the opening 68.

The suction panel 3 may include a lower body 30, a portion of which is disposed to face the opening 68. The lower body 30 may have a plurality of air intake ports 31 formed in the central portion. The lower body 30 may be coupled to the bottom of the inner euro body 60.

The lower body assembly (L) may further include an air guide (100) that guides the air discharged to the air outlet (25).

<Air Guide>

The air guide 100 is arranged to be raised and lowered on the flow path body 2 and can vary the airflow of air discharged through the air outlet 25.

When the air guide 100 is lowered, the air discharged through the air discharge port 25 may hit the air guide 100 and then be guided in the direction guided by the air guide 100. When the air guide 100 rises, the air discharged through the air outlet 25 may pass through the bottom of the air guide 100. The air guide 100 may be a flow guide that can change the air flow path while being raised and lowered.

The air guide 100 may be arranged to be capable of being lifted up and down in the slit 57 formed in the flow path body 2.

<Elevating guide and lifting mechanism>

The lower body assembly (L) may further include a lifting guide 110 that guides the lifting and lowering of the air guide 100.

The lower body assembly (L) may further include a lifting mechanism 120 that raises and lowers the air guide 100. The lifting mechanism 120 may be disposed on at least one of the main euro body 50, the outer cover 70, and the lifting guide 110.

Figure 8 is a perspective view showing the outer cover, air guide, and lift guide shown in Figure 7 together, Figure 9 is a perspective view when the outer cover shown in Figure 11 is separated from the lift guide, and Figure 10 is the main Figure 11 is a cross-sectional view when the ceiling-type air conditioner according to an embodiment of the present invention forms a horizontal airflow, and Figure 12 is a cross-sectional view when the ceiling-type air conditioner according to an embodiment of the present invention forms a vertical airflow. This is a cross-sectional view when the deco cover according to an embodiment of the invention is separated from the flow path body.

The flow path body 2 allows air to flow in and pass between a pair of spaced apart guides 54 and 64. Air may be discharged and guided in the direction guided by the pair of guides 54 and 64.

<A pair of guides>

One of the pair of guides 54 and 64 may be formed on the main euro body 50, and the other of the pair of guides 54 and 64 may be formed on the inner euro body 60. there is.

This pair of guides 54 and 64 includes an outer guide 54 located relatively outside, and an inner guide 64 located inside the outer guide 54 and spaced apart from the outer guide 54. can do.

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

And, the inner guide 64 may be formed on the inner euro body 60. The inner guide 64 may be formed on the outer circumferential surface of the inner euro body 60.

The connection passage 26 may be formed between the inner guide 64 and the outer guide 54, and may guide the air flowing into the inlet 21, 22, 23, and 24 to the outlet 25. there is.

The main euro 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 that is convex toward the inner guide 64. The outer guide 54 may be part of the outer body portion 52.

The inner guide 64 may be formed on the outer circumferential surface of the inner euro body 60. An inner curved surface 65 may be formed on the outer circumference of the inner euro body 60. The inner guide 64 may include an inner curved surface 65.

The inner guide 64 may include a concavely recessed inner curved surface 65. The upper end 66 of the inner curved surface 65 may face the outer curved surface 55 in the horizontal direction. The lower end 67 of the inner curved surface 65 may face the outer curved surface 55 in the vertical direction.

<Shape and number of air guides>

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

In a ceiling-type air conditioner, a single circular air guide can be arranged to be able to go up and down, and a plurality of arc-shaped air guides 100 can be arranged to be able to go up and down independently of each other.

When a ceiling-type air conditioner includes one circular air guide, the ceiling-type air conditioner can form a horizontal airflow when one circular air guide is raised, and a vertical airflow when one circular air guide is lowered. can be formed. That is, when one circular air guide is raised and lowered, the ceiling-type air conditioner can form only one horizontal airflow or only one vertical airflow.

On the other hand, when a plurality of arc-shaped air guides are raised and lowered independently of each other, some 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 the plurality of air guides 100 are raised and lowered independently of each other, the ceiling air conditioner can form a three-dimensional airflow that is a mixture of horizontal and vertical airflows, and these three-dimensional airflows can be composed of various combinations.

The air guide 100 preferably has an arc-shaped cross-section. The air guide 100 may include an inner guide surface 101 facing the air outlet 25 when the air guide 100 is lowered.

<Inner guide side and outer side of air guide>

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

The inner guide surface 101 may be a flow guide surface that directly guides the air passing through the air discharge port 25 when the air guide 100 is lowered.

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

The air guide 100 may be curved in an arc shape, and an outer surface 102 may be formed on the opposite side of the inner guide surface 101.

A plurality of air guides 100 may be arranged along the air outlet 25. In this case, the virtual circle (O) connecting the plurality of air guides 100 may be larger than the inner guide 64. The plurality of air guides 100 may face different areas of the air outlet 25.

The air guide 100 may be a wind direction control member that controls the wind direction of the air discharged through the air outlet 25. The air guide 100 can adjust the wind direction of the air flowing along the outer guide 54 while being placed on the front panel 2 to be able to go up and down. The air guide 100 can change the airflow discharged through the air outlet 25 depending on its height.

The air discharged through the air discharge port 25 flows along the bottom 103 of the air guide 100 depending on the height of the air guide 100, or flows after hitting the inner guide surface 101 of the air guide 100. The direction may change.

When the air guide 100 is raised deeply into the slit 57, the portion located below the slit 57 may be eliminated or minimized.

A rack 106 may be formed in the air guide 100. The rack 106 may be provided on the upper part of the air guide 100 to protrude upward.

<Elevation guide>

The lifting guide 110 may include a receiving groove in which the air guide 100 is raised and accommodated. The receiving groove may be formed in the lifting guide 110 in a shape with an open bottom. The overall shape of the lifting guide 110 may be the same as that of the air guide 100, and may be formed larger than the air guide 100.

In a ceiling-type air conditioner, a plurality of air guides 100 can be arranged to be raised and lowered together on one lifting guide, and each air guide 100 can be provided with a separate lifting guide 110.

When a plurality of air guides 100 are arranged to enable elevation in one elevator guide, the overall shape of one elevator guide may be circular.

On the other hand, when each lift guide 110 is provided for each of the plurality of air guides 100, the lift guide 110 may be formed in an arc shape like the air guide 100.

In this embodiment, the air guide 100 and the lift guide 110 may each have an arc shape, and in this case, a plurality of lift guides 110 may be arranged along a circular virtual line.

<Elevating mechanism>

The lifting mechanism 120 may include a motor 122 and a pinion 124 connected to the rotation shaft of the motor 122 and engaged with the rack 106.

The lifting mechanism 120 can lower the air guide 100 to a height where the lower end 103 of the air guide 100 is located below the hollow portion 93.

When the air guide 100 is lifted or lowered by the lift mechanism 120, the lift guide 100 can be lifted smoothly without interfering with the decor cover 90.

The lifting mechanism 120 can lower the air guide 100 next to the air outlet 25 as shown in FIG. 11 in the lowering mode. The lifting mechanism 120 can lower the air guide 100 so that the lower end 103 of the air guide 100 is spaced apart from the lower end 67 of the inner guide 64 in the lowering mode.

The lifting mechanism 120 can raise the air guide 100 to a height where the lower end 103 of the air guide 100 is located above the hollow portion 93.

The lifting mechanism 120 can raise the air guide 100 above the air outlet 25 as shown in FIG. 10 in the rising mode.

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

A plurality of lifting mechanisms 120 may be provided, such as the air guide 100, and each of the air guides 100 may be independently lifted and lowered by different lifting mechanisms 120.

When there are two air guides 100, there may be at least two lifting mechanisms 120. The ceiling-type air conditioner is capable of raising and lowering the arc-shaped air guide 100 by a plurality of lifting mechanisms 120. In this case, the plurality of lifting mechanisms 120 make the arc-shaped air guide 100 more stable. It can be elevated.

In this embodiment, the outer cover 70, the air guide 100, the lifting guide 110, and at least one lifting mechanism 120 constitute an airflow control set (A) (B) (C) (D). can do.

<Airflow control set>

A plurality of airflow control sets (A) (B) (C) (D) may be arranged along a circular virtual line.

In a ceiling-type air conditioner, four air guides 100 may be arranged along a circular virtual circle. In this case, the lifting mechanism 110 includes a first lifting mechanism connected to the first air guide among the four air guides 100, and , a second lifting mechanism connected to the second air guide among the four air guides (100), a third lifting mechanism connected to the third air guide among the four air guides (100), and a fourth air among the four air guides (100). It may include a fourth lifting mechanism connected to the guide.

Each of the first to fourth lifting mechanisms may include a motor 122, and the motors 122 of each of the first to fourth lifting mechanisms may be connected to a control unit (not shown) of the ceiling air conditioner. Can be controlled independently.

First, the installation process of the ceiling air conditioner is explained as follows.

In a ceiling-type air conditioner, the indoor unit 1 may first be fastened to the ceiling by a fastening member. Thereafter, the lower body assembly (L) may be coupled to the lower part of the indoor unit (1).

As shown in FIG. 12, the worker separates the decor cover 90 from the lower body 2 and inserts a hand or a tool into the service hole 59 to connect the fastening member and the fastening member coupling portion 12. Can be fastened and separated. Through this process, the operator can adjust the height of the indoor unit 1, and the indoor unit 1 can be fixed horizontally without tilting to one side.

When the operator completes the height adjustment of the indoor unit 1 through the service hole 59, the worker can hook the deco cover 90 to the flow path body 2, as shown in FIG. 10.

When the deco cover 90 and the euro body 2 are combined, the deco cover 90 allows the lower deco 92 to shield all of the plurality of service holes 59, and the side deco 94 can shield the lower deco (94) from the lower deco (92). The gap between 92) and the bottom of the flow path body (2) can be shielded.

Hereinafter, the operation of the ceiling air conditioner configured as above will be described as follows.

When the blower 4 is driven, indoor air may pass through the air intake port 31 of the suction panel 3 and flow into the openings 68 and 20 formed inside the flow path body 2. The air flowing into the openings 68 and 20 rises to the indoor unit 1 and can be sucked into the inner suction hole 6 of the indoor unit 1.

The air sucked into the inner suction hole 6 of the indoor unit 1 may flow to the heat exchanger 5 by the centrifugal fan 42 and exchange heat with the heat exchanger 5.

The air that has exchanged heat with the heat exchanger (5) passes through a plurality of blowing passages (7) (8) (9) (10) and is blown to the inlet (7) (8) (9) (10) of the flow path body (2). It can be discharged through the connection passage (26) and through the air discharge port (25).

When the ceiling-type air conditioner is in the horizontal discharge mode, the lifting mechanism 120 can raise the air guide 110, as shown in FIG. 10.

The air discharged from the air discharge port 25 may pass through the lower end 103 of the air guide 110 and flow under the bottom of the lower decor 102, and the air discharged from the ceiling air conditioner may flow near the horizontal. It can spread widely indoors while forming a discharge airflow.

On the other hand, when the ceiling-type air conditioner is in the vertical discharge mode, the lifting mechanism 120 can lower the air guide 120, as shown in FIG. 11.

The air discharged through the air outlet 25 may hit the inner guide surface 101 of the air guide 100 and then change into an airflow in the direction guided by the inner guide surface 101. The air hitting the inner guide surface 101 may be bent downward by the inner guide surface 101, and the air discharged through the air outlet 25 is guided downward to the air guide 100 and forms a nearly vertical airflow. The discharge can be guided by .

The above description is merely an illustrative explanation of the technical idea of the present invention, and various modifications and variations will be possible to those skilled in the art without departing from the essential characteristics of the present invention.

Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but are for illustrative purposes, 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 interpreted in accordance with the claims below, and all technical ideas within the equivalent scope should be construed as being included in the scope of rights of the present invention.

1: Indoor unit 2: Euro body
2A, 2B: Outer circumference of euro body 12: Fastening member joint
25: air outlet 31: air intake port
59: Service hole 90: Deco cover
92: Lore Deco 93: Heavy Industry
94: Side decoration

Claims (10)

An indoor unit equipped with a fastening member coupling part to which a fastening member fastened to the ceiling is coupled;
It includes a lower body assembly coupled to the lower part of the indoor unit and having an air intake port and an air discharge port,
The lower body assembly is
a flow path body that is larger than the indoor unit and has a service hole facing the fastening member coupling portion;
It includes a deco cover that is detachably coupled to the flow path body,
The deco cover is
a lower decor in which a hollow portion larger than the air outlet is open in a vertical direction and covers the service hole;
It includes a side decor that protrudes from the lower decor and surrounds the outer circumference of the flow path body,
The side decor is a ceiling-type air conditioner that protrudes in the shape of a hollow cylinder from the outer circumference of the lower decor. According to claim 1,
A ceiling-type air conditioner wherein the size of the hollow portion is smaller than the outer circumference of the flow path body. According to claim 1,
The service hall is plural,
The lower decor is a ceiling-type air conditioner in which the hollow portion is formed in a circular shape and is a ring-shaped plate that shields a plurality of service holes. delete According to claim 1,
The lower body assembly is
A ceiling-type air conditioner further comprising an air guide that is positioned to be ascendable in a slit formed in the flow path body and guides air discharged from the air outlet. According to claim 5,
A ceiling-type air conditioner wherein the radius of the hollow portion is greater than the distance between the central axis of the flow path body and the slit. According to claim 5,
The lower body assembly is
Ceiling type further comprising a lifting mechanism that lowers the air guide to a height where the lower end of the air guide is located below the hollow part or raises the air guide to a height where the lower end of the air guide is located above the hollow part Air conditioner. According to claim 1,
A hook protrudes in the vertical direction on any one of the lower decor and the euro body,
A hook hole through which the hook is attached or detached is formed in the other of the lower decor and the euro body,
A ceiling-type air conditioner where the hook and hook hole are located inside the side decor. According to claim 1,
The decor cover is a ceiling-type air conditioner further comprising a reinforcing rib that protrudes from at least one of the inner circumferential surface of the side decor and the upper surface of the lower decor and contacts the outer circumference of the flow path body. An indoor unit equipped with a fastening member coupling part to which a fastening member fastened to the ceiling is coupled;
It includes a lower body assembly coupled to the lower part of the indoor unit and having an air intake port and an air discharge port,
The lower body assembly is
a flow path body that is larger than the indoor unit and has a service hole facing the fastening member coupling portion;
It includes a deco cover that is detachably coupled to the flow path body,
The deco cover is
a lower decor in which a hollow portion larger than the air outlet is open in a vertical direction and covers the service hole;
It includes a side decor that protrudes from the lower decor and surrounds the outer circumference of the flow path body,
The decor cover further includes a reinforcing rib that protrudes from at least one of the inner circumferential surface of the side decor and the upper surface of the lower decor and contacts the outer circumference of the flow path body,
The outer circumference of the flow path body includes at least one curved portion and at least one straight portion extending from the curved portion,
The reinforcing rib is a ceiling-type air conditioner in contact with the straight portion when a hook formed in one of the lower decor and the flow path body matches a hook hole formed in the other one of the lower decor and the flow path body.

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