WO2010074495A2

WO2010074495A2 - Ceiling-mounted air conditioner

Info

Publication number: WO2010074495A2
Application number: PCT/KR2009/007699
Authority: WO
Inventors: 정만식
Original assignee: 엘지전자 주식회사
Priority date: 2008-12-23
Filing date: 2009-12-23
Publication date: 2010-07-01
Also published as: ES2784025T3; EP2378214B1; EP2378214A4; KR101045380B1; KR20100073627A; WO2010074495A4; US20120003917A1; WO2010074495A3; CN102265095A; EP2378214A2

Abstract

A ceiling-mounted air conditioner according to the present invention is configured such that a door panel is movable in the upward and downward directions relative to an inlet port panel having an air inlet port, and a driving unit for moving the door panel in the upward and downward directions is disposed on the inlet port panel to enable the door panel to receive the driving force from the driving unit and move in the upward and downward directions below the inlet port panel, to open or shut the air inlet port. The present invention achieves aesthetic enhancement for the outer appearance of a product, and provides design advantages.

Description

Ceiling air conditioners

The present invention relates to a ceiling type air conditioner, and more particularly, a lifting mechanism for generating / transmitting a driving force for lifting and lowering of a door panel for opening and closing an air inlet formed in the inlet panel by the lowering of the inlet panel. It relates to a ceiling type air conditioner comprising.

In general, the ceiling type air conditioner is largely configured to include an indoor unit installed on the ceiling and performing a cooling function, an outdoor unit performing a heat dissipation and compression function, and a refrigerant pipe connecting the indoor unit and the outdoor unit to each other.

However, the ceiling type air conditioner according to the related art has a problem in that the air inlet port through which air is sucked is always open even when the air conditioner is not operated, and the appearance of the ceiling is not beautiful.

The present invention has been made to solve the above problems of the prior art, an object of the present invention is to provide a ceiling air conditioner that can make the appearance of the product beautiful by opening the air inlet only during the operation of the product. have.

Another object of the present invention is a lifting mechanism for elevating the door panel for opening and closing the air inlet is disposed in the inlet panel, the door panel is received by the driving force of the lifting mechanism is lifted from the lower portion of the inlet panel by the operation of the air inlet To provide a ceiling air conditioner that can open and close the.

Ceiling type air conditioner according to the present invention for achieving the above object is, a portion of the bottom surface is opened so that the air is sucked from the lower side to the upper side, is disposed in the main body, the opening of the main body while being elevated in the lower portion of the main body And a plurality of elevating mechanisms for elevating a portion of the bottom surface, and a plurality of elevating mechanisms for elevating the door panel, each elevating mechanism being fixed to an upper surface of the door panel at a predetermined distance and communicating with the door panel during elevating. A shaft having a moving member for elevating, a rotating member disposed on the main body, the rotating member contacting the moving member to elevate the moving member, and a rotating member of another lifting mechanism adjacent to the rotating member, respectively; And a rotational force connected to any one of the rotating members connected to the shaft to rotate the shaft. It includes a shaft drive for transmitting.

In addition, the present invention is disposed on the bottom surface of the main body, an inlet panel for forming an air inlet in the center as a part of the open bottom surface of the main body, the inlet panel is provided in the lower portion of the main body is installed, And a discharge port panel having an air discharge port through which air heat-exchanged to the edge portion is discharged, wherein the rotating member, the shaft, and the shaft driving part of the lifting mechanism are installed on the suction port panel.

The plurality of elevating mechanisms are provided with the shaft drive portion at any one of a front end portion and a rear end portion, or a left end portion and a right end portion of the door panel.

The shaft drive unit includes a motor having a rotating shaft disposed in parallel with a part of the shaft, and an interlocking member connected to the rotating shaft of the motor and interlocking the shaft.

The interlocking member includes a motor gear connected to the rotation shaft of the motor and a shaft gear connected to the shaft to rotate the shaft while being engaged with the motor gear.

The rotating member includes a pinion gear having the shaft as a rotating shaft, and the moving member includes a rack gear engaged with the pinion gear and vertically moved.

The inlet panel is provided with a motor cover that rotatably supports the shaft while surrounding the outer circumference of the shaft and the shaft drive part.

The inlet panel has a shaft bracket that supports the shaft to rotate while wrapping a portion of the outer circumference of the shaft.

The shaft drive unit is installed closer to any one of the rotary members of each of the elevating mechanisms, and the shaft bracket is further connected to another rotary member of the rotary members of each of the elevating mechanisms, which is not provided close to the shaft driving unit. Are installed closely.

A hook groove is formed in the inlet panel, and one end of the shaft bracket is hooked into the hook groove.

The suction port panel is provided with a screw fastening portion on one side of the hook groove, the other end of the shaft bracket is screwed to the screw fastening portion.

In the ceiling-type air conditioner according to the present invention, the door panel is disposed up and down with respect to the inlet panel having an air inlet, and a lift driver for elevating the door panel is disposed on the inlet panel so that the door panel is lifted. Since the air inlet can be opened and closed by being moved up and down under the inlet panel by receiving a driving force of a driving unit, the appearance of the product is improved as well as an advantageous design is provided.

1 is a perspective view showing a preferred embodiment of the ceiling air conditioner according to the present invention,

2A and 2B are cross-sectional views taken along the line A-A of FIG.

3 is a perspective view illustrating an upper surface of the discharge port panel and the suction port panel of the configuration of FIG. 1;

4A and 4B are cutaway perspective views taken along line B-B of FIG. 3,

5 is a perspective view of the inlet panel of FIGS. 4A and 4B.

6 is a cross-sectional view showing a state in which the shaft is coupled by the shaft bracket of the configuration of FIG.

Hereinafter, a preferred embodiment of the ceiling type air conditioner according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a preferred embodiment of the ceiling air conditioner according to the present invention.

The ceiling type air conditioner according to the present invention includes a main body 10 disposed between the ceiling 1 and the ceiling finishing material 2 disposed below it, as referred to in FIG. 1.

The main body 10 has a bottom surface of which is opened, and various heat exchange parts such as a blower fan 5 for sucking and discharging indoor air and a heat exchanger 10 for exchanging the sucked air inside the main body 10. Is embedded (see FIG. 2A).

In other words, the main body 10 is a box body having a shape of a substantially rectangular parallelepiped or a cube, the bottom of which is opened, and the heat exchange parts 5 and 7 being embedded therein.

On the other hand, the air inlet 205 may be formed at the opened bottom of the main body 10 so that indoor air moves upward from the bottom to be sucked into the main body 10.

In more detail, the discharge port panel 100 disposed horizontally to substantially match the ceiling finishing material 2 is installed below the main body 10. The discharge port panel 100 is installed in the lower portion of the main body 10 to conceal the lower end of the main body 10, and the opening portion which is opened downward in the middle part so that the inlet panel 200 to be described later is installed ( 105) is formed. In addition, the discharge port panel 100 has a plurality of air discharge holes 110 formed along an edge of the air discharged heat exchanged inside the main body 10.

The discharge port panel 100 is also installed below the main body 10 to form a lower end of the main body 10, that is, a "-" shaped plate having an open center in the middle to conceal the lower end of the main body 10. Made of sieve.

2A and 2B are cross-sectional views taken along line AA of FIG. 1, and FIG. 3 is a perspective view illustrating the top surface of the discharge port panel and the suction port panel in the configuration of FIG. 1, and FIGS. 4A and 4B are along the line BB of FIG. 3. 5 is an exploded perspective view illustrating the inlet panel of FIGS. 4A and 4B, and FIG. 6 is a cross-sectional view illustrating a shaft coupled by a shaft bracket of the configuration of FIG. 1.

As illustrated in FIGS. 2A to 5, a plurality of wind direction control vanes are provided in the plurality of air outlets 110 to control the wind direction of the air discharged while opening and closing the respective air outlets 110 in a predetermined angle rotation operation. 115 may be installed.

On the other hand, a preferred embodiment of the ceiling type air conditioner according to the present invention, as shown in Figures 3 and 5, the inlet panel 200 which is installed in the discharge port panel 100 to shield the opening 105 More).

The inlet panel 200 is provided with an air inlet 205 having an intermediate portion opened up and down so that indoor air is sucked into the main body 10, and above the air inlet 205. The purification filter 210 may be disposed to filter foreign matter. The purification filter installation unit 215 is formed on the upper surface of the inlet panel 200 to install the purification filter 210 as described above.

Here, the air inlet 205 formed in the inlet panel 200 is formed as part of the opened bottom surface of the main body 10. In other words, the inlet panel 200 is installed in the middle portion of the discharge port panel 100 in which the opening 105 is formed, and a portion of the bottom surface of the main body 10 opened in the middle portion of the inlet panel 200. As a result, the air inlet 205 is formed.

The air inlet 205 formed in the middle portion of the inlet panel 200 may be formed in a circular shape so as to be concentrated and sucked in the center when indoor air is inhaled. In this case, the inlet panel 200 serves as an orifice for controlling the flow rate or the flow rate of the air to be sucked, as well as providing an installation place where the purification filter 210 is installed.

However, the air inlet 205 does not necessarily have to be formed in a circular shape, and in some embodiments, it may be formed in a square or other shape so that a larger amount of air can be sucked at a time.

3 and 5, a preferred embodiment of the ceiling type air conditioner according to the present invention is disposed on an upper surface of the inlet panel 200, and the door panel 300 described later is described above. It further includes a lift driver 230 for transmitting a driving force to be lifted from the lower portion of the inlet panel 200.

In more detail, a plurality of the lift driver 230 is disposed on the upper surface of the inlet panel 200 to be spaced apart from each other. In one preferred embodiment of the present invention, the plurality of lifting drive unit (long) at any one of the front end and the rear end or the left end and the right end corresponding to one side of the upper surface of the inlet panel 200 having a square or rectangular shape ( 230 is disposed.

Each of the lifting driving units 230 includes a motor 231 spaced apart from an upper surface of the inlet panel 200, a shaft 232 disposed in parallel with a rotation shaft of the motor 231, and the motor ( It comprises an interlocking member 233 for rotating in conjunction with the shaft 232 in accordance with the rotation of the rotary shaft of 231, and a rotating member 234 installed on both ends of the shaft 232 to rotate. Here, one end of the shaft 232 is provided with any one of the rotating member 234 of the rotating member 234 of the plurality of lifting drive unit 230, the other end is adjacent to the rotating member 234 The rotating member 234 of the other lift driver 230 is installed.

In more detail, two of the plurality of motors 231 are disposed at one of an upper end and a rear end or one of a left end and a right end of the inlet panel 200. In addition, the plurality of shafts 232 may also be disposed such that the two shafts 232 may be spaced apart from each other to the left and right at the front and rear ends of the inlet panel 200 in which the two motors 231 are disposed, or the motor 231 is disposed. The upper and lower ends of the upper surface of the inlet panel 200 in which the inlet is disposed may be arranged to be spaced apart from each other for a long time.

Hereinafter, for convenience of description, the motor 231 and the interlocking member 233 installed on the upper surface of the inlet panel 200 so as to rotate the plurality of shafts 232 to transfer a predetermined driving force are referred to as " Shaft drive unit 230 '".

It is important that the plurality of motors 231 are precisely controlled by a controller not shown. This is because the vertical lifting of the door panel 300 is affected by the rotational driving speeds of the plurality of motors 231. That is, when the driving speeds of the plurality of motors 231 are different from each other, the door panel 300 may be lifted by being biased to one side to damage the operation appearance.

Meanwhile, the shaft driving part 230 ′ including the motor 231 and the interlocking member 233 is disposed between the plurality of rotating members 234 corresponding to both ends of the shaft 232 to allow the shaft. 232 is connected.

More specifically, the shaft 232 is disposed to be spaced apart by a predetermined distance parallel to the axis of rotation of the motor 231, the shaft 232 and the motor 231 are mutually with each other via the interlocking member 233. It is mechanically connected.

That is, the interlocking member 233 is engaged with the motor gear 233A and the motor gear 233A connected to the rotation shaft of the motor 231 and rotates on the shaft 232 to rotate the shaft 232. And a connected shaft gear 233B.

As such, the reason why the shaft driving unit 230 ′ including the interlocking member 233 and the motor 231 is disposed between the plurality of rotating members 234 is that the interlocking member 233 and the motor 231 are provided. ) Is disposed at a portion extending to either side of both ends of the shaft 232 to provide a separate installation space in which the interlocking member 233 and the motor 231 are installed in the upper portion of the inlet panel 200. This is because there is a design problem that must be done. Therefore, in a preferred embodiment of the ceiling type air conditioner according to the present invention, the shaft drive unit 230 ′ does not need to provide a separate installation space in which the interlocking member 233 and the motor 231 are installed. By arranging between the plurality of rotating members 234 it is possible to secure the design advantage of the inlet panel 200.

Meanwhile, a motor cover 237 is disposed on the inlet panel 200 to rotatably support the shaft 232 while surrounding the outer circumference of the shaft 232 and the shaft driver 230 ′.

In addition, the shaft 232 is configured to be rotated and disposed long in the left and right or front and rear direction on the upper surface of the inlet panel 200, the inlet panel 200 while wrapping the outer peripheral portion of the shaft 232 A shaft bracket 250 is disposed to support the shaft 232 to rotate.

More specifically, as shown in FIG. 6, a hook groove 255 is formed on an upper surface of the inlet panel 200 to fit one end portion 250A of the shaft bracket 250, and the shaft bracket ( 250 is a screw fastening portion of which one end portion 250A is fitted into the hook groove 255 and the other end portion 250B is formed on the upper surface of the inlet panel 200 by a fastening member 260 such as a screw. Fastened to and fixed to the (256).

The shaft bracket 250 supports the rotation of the shaft 232 that is rotated, and the portion that is in contact with the shaft 232 may be configured to support the bearing according to the embodiment.

Here, the shaft drive unit 230 ′ is installed closer to any one of the plurality of rotating members 234, and the shaft bracket 250 is closer to another one of the plurality of rotating members 234. The shaft driving unit 230 ′ and the shaft bracket 250 are rotatably supported to support the shaft 232.

The lift driver 230 configured as described above, when the user is turned on by using a remote controller or the like to operate the ceiling type air conditioner, the plurality of motors 231 are rotationally driven. As the interlocking member 233 is rotated, the plurality of shafts 232 are rotated about an axis. Then, the rotating member 234 installed at both ends of the plurality of shafts 232 is rotated at the same time.

On the other hand, a preferred embodiment of the ceiling-type air conditioner according to the present invention, the air inlet 205 formed on the inlet panel 200 by being elevated to the lower portion of the inlet panel 200, the lifting operation is formed It further comprises a door panel 300 for opening and closing the.

As shown in FIGS. 4A and 4B, the door panel 200 is disposed to be interviewed under the inlet panel 200 when raised. The door panel 200 opens the air inlet 205 formed in the inlet panel 200 while being spaced directly below the inlet panel 200 when the door panel 200 descends, and thus, the inlet panel 200 and the door. It serves to guide the intake of indoor air between the panels 300.

Meanwhile, as shown in FIG. 4B, the door panel 200 is lifted up and down in accordance with the rotation of the rotation member 234 of the lift driver 230 installed on the upper surface of the inlet panel 300. The moving member 335 is installed vertically long.

The movable member 335 is coupled to the upper surface of the door panel 300 to serve to elevate the door panel 300 up and down during up and down elevation.

Here, the moving member 335 also performs the function of elevating the door panel 300, hereinafter, the configuration of the elevating drive unit 230 described above (the motor 231 and the shaft 232 and the The configuration including the interlocking member 233, the rotating member 234 and the moving member will be described collectively as a " elevation mechanism 400 ".

The lifting guide hole 240 penetrates the suction inlet panel 200 vertically so that the movable member 335 can be lifted up and down in portions of the inlet panel 200 where the rotating members 234 are disposed. Is formed.

The rotating member 234 of the elevating mechanism 400 is made of a pinion gear rotated about an axis of the shaft 232, and the movable member 335 is the rotating member 234 made of the pinion gear; It is preferable that it consists of rack gears which engage.

When described in detail with reference to the accompanying drawings the operation of a preferred embodiment of the ceiling-type air conditioner according to the present invention configured as described above are as follows.

First, as illustrated in FIG. 2A, when a user operates the air conditioner using a remote controller or the like to operate the ceiling type air conditioner, a controller (not shown) may control the blower fan 5 and the air conditioner. Start the heat exchanger (7).

At the same time, the control unit rotates the shaft 232 by operating the plurality of motors 231, and the rotation member 234 is rotated at the same time as the shaft 232 is rotated, and thus the rotation member ( The moving member 335 engaged with the 234 moves downward through the lifting guide hole 240 to lower the door panel 300 downward.

Then, while the air inlet 205 formed in the inlet panel 200 is opened, room air is sucked by the air inlet 205 by the suction force of the blower fan 5 which is disposed and operated inside the main body 10. Through the heat exchanger 7 is sucked into the inside of the main body 10 through the heat exchanger 7, and the heat-exchanged air is again formed at the edge of the discharge port panel 100 It is discharged downward again through the air discharge port 110.

On the other hand, as shown in Figure 2b, when the user operates the air conditioner using a remote control to stop the ceiling air conditioner (Off), the control unit is the blower fan (5) and the heat exchanger Stop operation of (7).

At the same time, the control unit rotates the shaft 232 by operating the plurality of motors 231 in a direction opposite to that of the operation of the ceiling type air conditioner described above, wherein the shaft ( The rotating member 234 is rotated at the same time as the 232 is rotated, so that the movable member 335 engaged with the rotating member 234 moves upward through the lifting guide hole 240 and the door. The panel 300 is raised upward.

Then, the door panel 300 is interviewed on the lower surface of the inlet panel 200 to close the air inlet 205, and thus the air inlet 205 is closed to match the ceiling finish 2. By doing so, it is possible to improve the appearance beauty of the indoor ceiling.

Or more, with reference to the accompanying drawings, the configuration, operation and effect of the ceiling-type air conditioner according to an embodiment of the present invention in detail. However, embodiments of the present invention are not necessarily limited thereto, and it is obvious that various modifications or other embodiments falling within the scope equivalent to the present invention may be implemented by those skilled in the art. Therefore, the true scope of the present invention will be defined by the claims that follow.

Claims

A main body having a portion of the bottom surface opened to allow air to be sucked from the lower part to the upper side, a door panel disposed on the main body and opening / closing a part of the opened bottom surface of the main body while being lifted from the lower part of the main body, and a plurality of lifting and lowering of the door panel Including elevating mechanisms,

Each of the lifting mechanisms,

A moving member fixed to an upper surface of the door panel to be spaced apart a predetermined distance to move up and down by interlocking the door panel;

A rotating member disposed on the main body and in contact with the moving member in a rotating operation to lift the moving member;

Shafts each connected to opposite ends of the rotary members of other lifting mechanisms adjacent to the rotary members;

And a shaft driving unit connected to any one of the rotating members connected to the shaft to transmit a rotational force so that the shaft is rotated.
The method according to claim 1,

An inlet panel disposed on a bottom of the main body, the inlet panel forming an air inlet in the center as a part of the opened bottom of the main body;

It is installed on the lower portion of the main body, the inlet panel is further provided, the air inlet panel further comprises an air outlet port for discharging the heat exchanged air to the edge portion of the air inlet port,

And the rotating member, the shaft, and the shaft driving part of the elevating mechanism are installed in the inlet panel.
The method according to claim 1,

The plurality of lifting mechanisms,

The air conditioner of claim 1, wherein the shaft drive unit is disposed at any one of a front end part and a rear end part of the door panel, or a left end part and a right end part.
The method according to claim 1,

The shaft drive unit,

A motor having a rotational shaft disposed in parallel with a portion of the shaft;

Ceiling type air conditioner is connected to the rotating shaft of the motor, including an interlocking member for interlocking the shaft.
The method according to claim 4,

The interlocking member,

A motor gear connected to the rotating shaft of the motor;

And a shaft gear connected to the shaft to rotate the shaft while being engaged with the motor gear.
The method according to claim 1,

The rotating member includes a pinion gear having the shaft as the rotating shaft,

The moving member, the ceiling type air conditioner including a rack gear that is engaged with the pinion gear is moved up and down.
The method according to claim 2,

In the inlet panel,

And a motor cover rotatably supporting the shaft while surrounding the outer circumference of the shaft and the shaft drive unit.
The method according to claim 7,

In the inlet panel,

Ceiling air conditioner is disposed on the shaft bracket for supporting the shaft to rotate while wrapping a portion of the outer circumference.
The method according to claim 8,

The shaft drive unit is installed closer to any one of the rotating members of each of the lifting mechanism,

The shaft bracket is a ceiling type air conditioner is installed closer to the other rotating member of the rotary member of each of the lifting mechanism is not installed close.
The method according to claim 9,

Hook holes are formed in the inlet panel,

The shaft bracket, one end of the ceiling type air conditioner hook fastened to the hook groove.
The method according to claim 10,

The suction port panel is formed with a screw fastening portion on one side of the hook groove,

The shaft bracket is a ceiling air conditioner, the other end is screwed to the screw fastening portion.