KR20060015096A - Outdoor unit of air conditioner - Google Patents

Abstract

An outdoor unit of an air conditioner is disclosed in which air discharged from a discharge port is guided to a front louver of a machine room in which an outdoor unit is installed so that discharge air is not sucked back into the suction port. The outdoor unit is installed in the machine room with upper and lower discharge guides which are slidably coupled to the upper and lower discharge ports, respectively, and which extend forwardly from the discharge panel, and are installed in the machine room. Is arranged to open or close the front of the machine room. The upper and lower discharge guides are slidably moved from the upper and lower discharge ports to the front louvers, respectively.

Description

Outdoor Unit of Air Conditioner

1 is a perspective view showing the appearance of an outdoor unit of an air conditioner according to the present invention.

Figure 2 is a perspective view showing the rear portion of the housing in order to show the internal structure of the outdoor unit of the air conditioner according to the present invention.

3 is a perspective view illustrating the discharge guide and the discharge panel separated from the housing in the outdoor unit of FIG. 1.

4 is a cross-sectional view taken along the line IV-IV of FIG. 2.

FIG. 5 is a cross-sectional view taken along the line V-V of FIG. 2.

* Description of symbols on the main parts of the drawings *

3, 4: discharge port 11b: discharge panel

40: upper discharge guide 41: lower discharge guide

44: slide groove 45: slide rail

46: first rack 47: second rack

50: machine room 51: front louver

The present invention relates to an air conditioner, and more particularly, to an outdoor unit of an air conditioner, in which a discharge guide is slidably movable in a discharge panel so that discharge air is guided from a discharge panel to a front louver of a machine room.

In general, an air conditioner includes an indoor unit installed indoors, an outdoor unit installed outside the building, and a refrigerant pipe connecting the indoor unit and the outdoor unit to cool the indoor space by a refrigerant circulating the indoor unit and the outdoor unit through the refrigerant tube or Heated.

On the other hand, in a multi-story apartment building or high-rise apartment, an air conditioner is provided with a plurality of indoor units and one outdoor unit to efficiently cool or heat a plurality of indoor spaces so that one outdoor unit can operate in conjunction with a plurality of indoor units. A multi air conditioning system has been adopted and used.

In such a multi-conditioning system, a large outdoor unit is exposed to the outside compared to an air conditioner having only a single indoor unit to prevent external appearance and performance deterioration, and to reduce discomfort due to operating noise. So that the outdoor unit can be operated in an isolated state from the outside.

One outdoor unit connected to a plurality of indoor units is required to have a relatively larger compression capacity and condensation capacity than an outdoor unit connected to only one indoor unit, and thus an installation space is increased as the size of the compressor, condenser, and blower fan increases. Will take a lot.

In particular, in the outdoor unit for the multi-air conditioning system, in which the plurality of indoor units are connected to one outdoor unit, a pair of blowing fans is installed to effectively cool the large condenser and the compressor.

However, since the outdoor unit of the conventional air conditioner does not effectively arrange the blower fans, the condenser, and the compressor inside the outdoor unit, it occupies a lot of the installation area, making it very difficult to secure the installation space. Since the bay is surrounded by an open machine room, the inlet and outlet are structurally inadequately partitioned, and thus the possibility of hot air discharged from the outlet is very high.

Therefore, the outdoor unit of the conventional air conditioner does not adequately cool the condenser and the compressor, so that the condensation efficiency decreases and the life of the compressor is shortened. This causes the air conditioner to fail frequently and stop working.

In addition, the outdoor unit of the conventional air conditioner is a problem that there is a possibility that the high-temperature air inside the machine room is introduced into the building because the high temperature discharge air is not smoothly discharged to the outside of the machine room.

The present invention is to solve the above-mentioned problems of the prior art, an object of the present invention is to allow the air discharged from the discharge port of the outdoor unit to be guided to the front louver disposed in the front of the machine room in which the outdoor unit is installed, the discharge air again It is to provide an outdoor unit of an air conditioner that is not sucked into the inlet of the outdoor unit.

The outdoor unit of the air conditioner according to the present invention for achieving this object,

A housing having a front plate and a discharge guide which is installed to be slidably movable on the front plate and moved forward and backward from the front plate.

The front plate includes a discharge panel provided with at least one discharge port, and the discharge guide is inserted into the discharge hole to slide.

Preferably, the discharge port is composed of an upper discharge port and a lower discharge port disposed in the upper and lower portions of the discharge panel, respectively, and the discharge guide is formed of an upper discharge guide and a lower discharge guide respectively installed in the upper discharge port and the lower discharge port.

A first rack is formed in a longitudinal direction on at least one of the outer surfaces of the discharge guide, and a second rack corresponding to the first rack is formed in a longitudinal direction on an inner surface of the discharge port corresponding thereto, so that the discharge guide is It is to be supported by the discharge port so as to slide.

Preferably, the first rack is disposed on the upper and lower surfaces of the discharge guide, the second rack is arranged on the upper and lower surfaces of the discharge port.

In addition, at least one of the outer surface of the discharge guide is provided with a slide groove, the inner surface of the discharge port is provided with a slide rail fitted into the slide groove to allow the discharge guide to slide smoothly.

Preferably, the slide groove is disposed on both sides of the discharge guide, the slide rail is arranged on both sides of the discharge port.                     

Preferably, the discharge guide is made of a duct shape opened in the front and rear direction, and has a plurality of discharge blades to adjust the discharge air direction.

In the housing, a partition plate for dividing the inside of the housing into an upper space and a lower space is disposed, a compressor is disposed in the lower space, and a blowing fan and a heat exchanger are disposed in the upper space.

The blowing fan is composed of a pair of vertically arranged on one side of the upper space, one motor is disposed between the pair of blowing fans to operate the pair of blowing fans.

The front plate may further include a suction panel disposed in parallel with the discharge panel and provided with a plurality of suction ports, such that the discharge port and the suction port are spaced apart from the front plate in left and right directions.

The housing is installed in the machine room with the front open, the front louver is disposed on the open front of the machine room to open or block the front of the machine room, the discharge guide slides from the front plate to the front louver To be deployed.

Preferably, the front louver is opened when the outdoor unit is in operation and closed when the outdoor unit is not in operation.

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

1 is a perspective view showing the appearance of the outdoor unit of the air conditioner according to the present invention, Figure 2 is a perspective view showing the rear portion of the housing in order to show the internal structure of the outdoor unit of the air conditioner according to the present invention.

As shown therein, the outdoor unit 1 (hereinafter referred to as 'outdoor unit') of the air conditioner according to the present invention includes a front plate 11, a rear plate 12, both side plates 13, and a top plate. The exterior is formed by the housing 10 which has 14 and the bottom plate 15, and forms substantially box shape.

In the housing 10, a partition plate 16 is disposed in the transverse direction so as to divide the inner space of the housing 10 into the upper space 17 and the lower space 18, so that the upper space 17 has an upper air blowing. The fan 20, the lower blower fan 21, and the heat exchanger 25 are disposed, and the compressor 26 is disposed in the lower space 18.

One motor 22 is installed between the upper and lower blowing fans 20 and 21 so that the upper and lower blowing fans 20 and 21 are axially coupled to both ends of the motor 22. In addition, the upper and lower blowing fans 20 and 21 are respectively embedded in the upper and lower fan casings 23 and 24 to be rotated by the motor 22.

As described above, the upper and lower blower fans 20 and 21 embedded in the upper and lower fan casings 23 and 24 and axially coupled to one motor 22 are perpendicular to one side of the upper space 17. Is placed. The upper and lower pan casings 23 and 24 are formed in a cylindrical shape having an upper end and a lower end open to form an inlet 31 through which air is introduced into the upper end and the lower end, and the front side of the housing 10 at the cylindrical side. The portion extending toward the plate 11 forms an outlet 32 through which air is discharged.                     

The front plate 11 is divided into a suction panel 11a in which a plurality of suction ports 2 are formed and a discharge panel 11b in which upper and lower discharge ports 3 and 4 are formed. Screwed to the front. The upper discharge port 3 and the lower discharge port 4 are disposed opposite the outlets 32 of the upper and lower pan casings 23 and 24, respectively.

By the arrangement structure as described above, the suction ports 2 and the upper and lower discharge ports 3 and 4 are arranged in parallel in the left and right directions on the front plate 11 of the housing 10 so that the outside air is sucked into the suction panel 11a. After flowing through the suction port 2 of the discharge panel (11b) to be discharged through the upper and lower discharge ports (3) (4). In addition, the heat exchanger 25 is disposed in the upper space 17 so as to face the inlets 2 of the suction panel 11a to effectively exchange heat with the air sucked into the housing 10.

Therefore, the air introduced through the inlets 2 flows in a horizontal layer in a horizontal direction to pass through the entire surface of the heat exchanger 25, and subsequently each inlet 31 of the upper and lower fan casings 23 and 24. Through the outlet and the outlet 32 to the upper and lower outlets 3 and 4 to have a uniform flow rate distribution over the entire area of the heat exchanger 25, thereby increasing heat exchange efficiency and reducing air noise. Will be.

In addition, the outdoor unit 1 according to the present invention is the upper and lower discharge ports respectively so that the air discharged from the upper and lower discharge ports (3) (4) of the discharge panel (11b) can be guided to the front of the housing 10 to flow (3) and (4) are provided with upper and lower discharge guides (40) (41).

The upper and lower discharge guides 40 and 41 are slidably coupled to the upper and lower discharge ports 3 and 4, respectively, and are arranged to extend in front of the housing 10. The structure of the discharge guides 40 and 41 will be described below.

 3 to 5 are views for explaining the structure and operation of the discharge guide according to the present invention, Figure 3 is a perspective view showing the discharge guide and the discharge panel separated from the housing, Figure 4 is a line IV of Figure 2 A cross sectional view taken along -IV, and FIG. 5 is a cross sectional view taken along the line VV of FIG.

As shown in FIG. 3, the upper and lower discharge guides 40 and 41 according to the present invention each have a duct shape which is open in the front and rear directions, and a plurality of discharge blades 43 are disposed on the front and the upper and lower discharge guides 40 and 41. It is possible to adjust the flow direction of the air discharged through the lower discharge guide (40, 41).

Here, since the upper and lower discharge guides 40 and 41 have the same structure and are installed in the upper and lower discharge ports 3 and 4, respectively, in the present embodiment, the upper discharge guide 40 and the upper discharge guide 40 Will be described only in the structure of the upper discharge port 3.

Slide grooves 44 are formed at both sides of the upper discharge guide 40 so that the upper discharge guide 40 is inserted into the upper discharge port 3 and slides smoothly, and the upper discharge hole of the discharge panel 11b is provided. Slide rails 45 corresponding to the respective slide grooves 44 are provided on both side surfaces of the extension part 33 extending inwardly from the edge of (3). Here, the slide groove 44 and the slide rail 45 may be arranged on the upper and lower surfaces of the upper discharge guide 40 and the extension part 33, respectively.

In addition, the first rack 46 is disposed in the longitudinal direction on the upper and lower surfaces of the upper discharge guide 40 (see FIG. 5), and the upper and lower surfaces of the extension part 33 of the discharge panel 11b corresponding thereto. The second rack 47 is disposed in the longitudinal direction so that the upper discharge guide 40 stably generates a frictional force when the upper discharge guide 40 moves back and forth in the upper discharge port 3 of the discharge panel 11b. At the same time as the slide can be moved, while the upper discharge guide 40 is stopped, it generates a constant support force so that it can be located in the upper discharge port (3).

In this case, the first rack 46 and the second rack 47 may be disposed only on any one of the upper and lower surfaces of the upper discharge guide 40 and the extension part 33 of the discharge panel 11b, respectively. The discharge guide 40 and the extension part 33 of the discharge panel 11b may be disposed on the side surface.

Therefore, the upper discharge guide 40 can be smoothly moved in the upper discharge port 3 by the slide groove 44 and the slide rail 45, the first rack 46 and the second rack By the 47, the upper discharge guide 40 can be stably fixed at the upper discharge port 3.

In addition, the first racks 46 provided in the upper discharge guide 40 may be smoothly moved along the second racks 47 provided in the extension part 33 of the discharge panel 11b. Concave portions 34 are formed in the upper and lower surfaces thereof in the longitudinal direction, and the second racks 47 are formed in the concave portions 34. In addition, the second rack 47 is formed only at the front end of the concave portion 34 so that the second rack 47 is engaged with only the first rack 46 as much as possible, so that the first rack 46 is made without a large friction force. 2 Allow it to move along the rack (47).

As described above, the lower discharge guide 41 and the lower discharge port 4 also have the same structure as the upper discharge guide 40 and the upper discharge port 3 configured as described above, so that they can operate in the same manner.

The outdoor unit 1 having the upper and lower discharge guides 40 and 41 configured as described above may be installed inside the machine room 50 to operate in an isolated state from the outside as shown in FIGS. 4 and 5. It becomes possible.

That is, the upper and lower discharge guides 40 and 41 are slid forward to move the upper and lower discharge guides 40 and 41 to the machine room at the upper and lower discharge ports 3 and 4 of the discharge panel 11b, respectively. When arranged to extend to the front louver 51 provided in the front of the 50, the external air introduced through the intake port (2) of the front louver 51 and the suction panel (11a) through the heat exchanger (25) After passing through the lower fan casings 23 and 24, the housing 10 is exited through the upper and lower discharge ports 3 and 4 of the discharge panel 11b.

Air passing through the upper and lower discharge ports 3 and 4 is continuously guided by the upper and lower discharge guides 40 and 41 to the front louver 51 of the machine room 50, and then the front louver 51 is opened. It is discharged to the outside of the machine room 50 through.

By the flow path of the air, the air passing through the upper and lower discharge ports 3 and 4 of the discharge panel 11b can be prevented from flowing back into the suction ports 2 of the suction panel 11a. The heat exchange can be effected effectively in the heat exchanger 25 and the compressor 26 can be effectively cooled.

Here, although not shown in detail, the front louver 51 of the machine room 50 is opened when the outdoor unit 1 is operated to allow external air to flow into the inside of the machine room 50, and the outdoor unit 1 is operated. When it stops, it is closed so that external air does not flow into the machine room 50.

As described above in detail, the outdoor unit of the air conditioner according to the present invention is a machine room in which the upper and lower discharge guides which are slidably installed at the upper and lower discharge ports of the discharge panel are installed in front of the housing through the discharge panel. It has a structure that extends to the front louver of the to prevent the air discharged through the upper and lower discharge port of the discharge panel to be sucked back through the suction port of the suction panel, so that the heat exchanger and the compressor can be cooled effectively Therefore, the condensation efficiency can be improved and the life of the compressor can be extended, and the air conditioner can be stably operated even if the air conditioner is overloaded.

In addition, the outdoor unit of the air conditioner according to the present invention because the air heat-exchanged in the outdoor unit is guided to the front of the machine room by the upper and lower discharge guide to be discharged smoothly toward the front of the building, the air introduced into the machine room is There is an effect that does not penetrate the interior of the building.

Claims (14)

An outdoor unit of an air conditioner, comprising: a housing provided with a front plate, and a discharge guide movably installed in the front plate so as to be movable in the front and rear directions. The outdoor unit of claim 1, wherein the front plate comprises a discharge panel provided with at least one discharge port, and the discharge guide is inserted into the discharge port and slides. According to claim 2, wherein the discharge port is composed of an upper discharge port and a lower discharge port disposed in the upper and lower portions of the discharge panel, respectively, the discharge guide is an upper discharge guide and lower discharge guide installed in the upper discharge port and the lower discharge port, respectively An outdoor unit of an air conditioner, characterized in that consisting of. 3. The method of claim 2, wherein at least one of the outer surfaces of the discharge guide has a first rack formed in a longitudinal direction, and an inner surface of the discharge port corresponding thereto has a second rack corresponding to the first rack formed in a longitudinal direction. And the discharge guide is slidably supported by the discharge port. The outdoor unit of claim 4, wherein the first rack is disposed on an upper surface and a lower surface of the discharge guide, and the second rack is disposed on an upper surface and a lower surface of the discharge port. The method of claim 2, wherein at least one of the outer surface of the discharge guide is provided with a slide groove, the inner surface of the discharge port is provided with a slide rail fitted into the slide groove to smoothly move the discharge guide The outdoor unit of the air conditioner characterized by the above-mentioned. The outdoor unit of claim 6, wherein the slide grooves are disposed at both sides of the discharge guide, and the slide rails are disposed at both sides of the discharge port. The outdoor unit of an air conditioner according to claim 1, wherein the discharge guide has a duct shape which is opened in the front-rear direction. The outdoor unit of an air conditioner according to claim 8, wherein the discharge guide has a plurality of discharge blades to adjust the discharge air in a direction. The method of claim 2, wherein the partition plate for partitioning the interior of the housing into the upper space and the lower space is disposed, the compressor is disposed in the lower space, characterized in that the blowing fan and the heat exchanger is disposed in the upper space. Outdoor unit of air conditioner to do. 11. The method of claim 10, wherein the blowing fan is composed of a pair is arranged vertically on one side of the upper space, a motor between the pair of blowing fan is arranged to operate the pair of blowing fans. Outdoor unit of air conditioner. 12. The apparatus of claim 11, wherein the front plate further comprises a suction panel disposed in parallel with the discharge panel and provided with a plurality of suction ports, wherein the discharge port and the suction port are spaced apart from the front plate in left and right directions. Outdoor unit of air conditioner to do. According to claim 1, wherein the housing is installed in the machine room with the front open, the front front louver is disposed on the open front of the machine room to open or block the front of the machine room, the discharge guide is the An outdoor unit of an air conditioner, characterized in that the slide is arranged to be moved to the front louver. The outdoor unit of an air conditioner according to claim 13, wherein the front louver is opened when the outdoor unit is in operation and closed when the outdoor unit is not in operation.

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