KR20030036301A - Front suction and discharge type outdoor unit for air-conditioner - Google Patents

Abstract

The present invention relates to a side surface and a top surface facing outwardly so that side covers of an outdoor unit for an air conditioner, which are inevitably increasing in volume and weight due to an increase in air conditioning capacity or limited intake and discharge regions, are indispensable. Is open and the bottom and the other three sides are formed of a closed rectangular parallelepiped outdoor unit casing, and inside the outdoor unit casing, a compressor for compressing a refrigerant gas supplied from an indoor unit through a pipe, and a refrigerant gas supplied from the compressor An air-cooled condenser for supplying condensed refrigerant to the indoor unit through a pipe, and a cooling fan for supplying external air to the air-cooled condenser and discharging the heat-exchanged air, wherein at least one side of the outdoor unit casing is partially provided. Includes side detachable cover to open and close the door Provides an outdoor unit appointed front suction discharge type air conditioner.

Description

Outdoor unit for front suction type air conditioner {FRONT SUCTION AND DISCHARGE TYPE OUTDOOR UNIT FOR AIR-CONDITIONER}

The present invention relates to an outdoor unit for an air conditioner, and more particularly, to an outdoor unit for a front suction type air conditioner that can be installed in a room in which a predetermined side is detachable.

Air conditioners including both air conditioners or heaters can be divided into one-piece and separate types. In the case of describing the air conditioner as an example, the separate type air conditioner, which is the object of the present invention, is installed indoors to cool the room, and is connected to the indoor unit and the refrigerant pipe, and is installed in the outdoor contact with the air to provide external air to the cooling medium. It consists of an outdoor unit that supplies the condensed refrigerant after condensation heat exchange with the refrigerant gas in the condenser to the evaporator of the indoor unit through the refrigerant pipe. The indoor unit evaporates refrigerant from the room air

An outdoor unit includes an evaporator for performing heat exchange and a cooling fan for circulating indoor air. The outdoor unit includes a compressor for compressing refrigerant gas and supplying it to a condenser, an air-cooled condenser for condensing refrigerant gas supplied from the compressor, and an air-cooled condenser. It includes a cooling fan for forced condensation of the outside air to cool the refrigerant gas condensation. The compressor, air-cooled condenser and cooling fan of the outdoor unit are housed inside the outdoor unit casing that forms the exterior. The conventional hexahedral outdoor unit casing has an air inlet for sucking air into an air-cooled condenser on three sides, and an air for discharging air absorbed from the refrigerant gas to the outside through heat exchange in an air-cooled condenser on its upper surface to the outside. The discharge part is provided.

However, such a conventional outdoor unit for an air conditioner has been restricted in the installation place due to the high density of the city and the strengthening of environmental management, and has been subjected to complaints of the surroundings due to noise and heat emission. In particular, common residential facilities, such as large apartment complexes, require outdoor units to be installed inside the veranda due to aesthetics and noise problems.

In order to solve this problem, Japanese Patent Laid-Open Publication No. Hei 6-101873 is installed indoors of an air conditioner or adjacent to an indoor unit, and an outdoor unit of an air conditioner is installed outdoors. In the installed air conditioner-mounted building, an opening is installed in the outer wall or roof, a louver is installed in the opening, an outdoor unit of the air conditioner is installed inside the louver, and the intake or exhaust of the outdoor unit is a wing plate of the louver. Disclosed is a building equipped with an air conditioner, which is to be carried out through a gap.

In addition, Japanese Patent Laid-Open No. 3-213928 discloses an outdoor unit main body for an air conditioner having an outline having a thickness substantially the same as the wall embedded in the wall, and air for heat exchange disposed on the same side of the main unit main body. An outdoor unit for a wall-mounted air conditioner having a suction port and a blowout port of air after heat exchange is disclosed.

However, the above-described prior arts are configured to allow suction and discharge in one closed casing, thereby making it difficult to check, replace and repair components therein.

It is therefore an object of the present invention to provide a predetermined side cover of a detachable outdoor unit for facilitating inspection, replacement and repair service of parts therein.

In addition, the present invention is to provide an economical installation structure that can be installed by the wall-type type large capacity outdoor unit that is increased while converting the capacity of the outdoor unit of the type sucked into the three sides and discharged to the upper surface in the front suction method. The purpose.

1 is a partial cross-sectional perspective view showing a structure of one embodiment of an outdoor unit for a front air suction type air conditioner according to the present invention.

FIG. 2 shows an installation coupling example of the embodiment shown in FIG. 1.

3 is a perspective view of an outdoor unit in which the side separation cover of the embodiment shown in FIG. 1 is separated.

4 is an exploded perspective view of the outdoor unit according to the embodiment shown in FIG. 1.

5 is an exploded perspective view of another embodiment of the outdoor unit for a front air suction type air conditioner according to the present invention.

Description of the main drawing numbers

2: building exterior wall 4: exterior frame

6: inner frame 7a: suction area

7b: discharge area 8: louver blade

10: outdoor unit 12a, 12b, 12c: side cover

13a, 13b: Side separation cover 14: Bottom cover

16: Top cover 18a, 18b, 18c, 18d: leg member

19: leg stiffener 20: compressor

30: condenser 32a, 32b, 32c: condenser cover

34a, 34b: condenser bracket 40: cooling fan

42: fan support member 50: control box

60, 61a, 61b: front grill

The present invention is a compressor for compressing a refrigerant gas supplied through a pipe from an indoor unit in an outdoor unit casing formed of an outdoor rectangular casing having one side and an upper surface facing outward and an open bottom and three other sides closed in a rectangular parallelepiped shape. And condensing the refrigerant gas supplied from the compressor to deliver the condensed refrigerant to the indoor unit through the pipe.

An air-cooled condenser for supplying air and a cooling fan for supplying external air to the air-cooled condenser and exhausting heat-exchanged air, and at least one side of the sides of the outdoor unit casing has a detachable side separating cover to open and close a portion thereof. It provides an outdoor unit for a front suction type air conditioner including a.

Here, the inside of the outdoor unit casing is divided into a suction unit and a discharge unit, the suction unit is provided with the compressor and the air-cooled condenser, the discharge unit is provided with the cooling fan, the discharge unit of the outdoor unit casing is the cooling fan It is preferable to further include a fan support member for supporting the.

In addition, the side separation cover opens and closes the side surface of the discharge portion, and preferably, a mesh-shaped grill member is provided in front of one side facing outward to prevent the invasion of animals from the outside.

In addition, the outdoor unit casing is an outdoor unit suction casing having a rectangular parallelepiped shape in which one side and an upper surface are opened and the bottom and the other three sides are closed, and one side and the bottom in the same direction as one side of the outdoor unit suction casing are opened. And the upper surface and the other three sides are closed rectangular parallelepiped, and the bottom surface is formed of an outdoor unit discharge casing which can be separated from the outdoor unit suction casing so as to communicate with the top surface of the outdoor unit suction casing, and inside the outdoor unit suction casing, the compressor And an air-cooled condenser, and the cooling fan may be installed inside the outdoor unit discharge casing.

In addition, it is preferable that the outdoor unit discharge casing further includes a fan support member for supporting the cooling fan, and at least one side of the outdoor unit discharge casing includes the side separation cover.

In addition, it is preferable that a grill member capable of separating and combining mesh shapes for preventing the invasion of animals from the outside is provided in front of one side facing the outside of the outdoor unit suction and discharge casings.

Hereinafter, the present invention will be described in more detail with reference to one embodiment of the present invention and an air conditioner for cooling. However, the scope of the present invention is not limited by the following examples and drawings, and the scope of the present invention will be limited only by the contents described in the claims below.

1 to 5 show the structure of the outdoor unit for a front air suction type air conditioner according to an embodiment of the present invention.

An outer frame 4 is fixedly installed on a rectangular inner wall of a rectangular space formed on the outer wall 2 of a residential and / or commercial building, and an inner frame 6 inside the outer frame 4, and the outer frame 4. It is fixed to the installation. In some cases, the inner and outer frames 4 and 6 may be integrally formed. The inner region of the inner frame 6 is divided into a suction region 7a and a discharge region 7b, and a plurality of louver blades 8 are provided in each region to fill the gap between these louver blades 8. Air is sucked in or discharged through it. The direction of the louver blade 8 may be manipulated to adjust the direction in which air is sucked and / or discharged. However, considering that the inner frame 6 including the louver blade 8 is installed in contact with the outdoors, and that it is often installed on a high floor or the like and difficult to maintain from the outside, the louver blade 8 is electrically operated. When opening and closing according to the operation of the outdoor unit, the risk of failure is high and repair is inconvenient in case of failure. Therefore, the louver blade 8 is kept open in a predetermined direction by determining the air intake and discharge directions in consideration of the external environment. Suffice.

On the other hand, the outdoor unit 10 fixedly installed inside the building outer wall 2 so as to contact the outer frame 4 and / or the inner frame 6 has an outdoor unit casing, which is the component shown in FIG. In addition, the outdoor unit components shown in Fig. 3 are also installed inside the outdoor unit casing.

First, one side of the outdoor unit casing facing the suction area 7a and the discharge area 7b of the inner frame 6 is opened, and the open side part is divided into the suction part 11a and the discharge part 11b. Separated to correspond to the suction region 7a and the discharge region 7b of the inner frame. The lower side covers 12a, 12b, and 12c, and the side covers 13a and 13b, the bottom cover 14, and the top cover 16, which are detachable from the discharge part 11b, are closed to form an overall cuboid shape. . The side covers 13a and 13b have a structure that can be separated from the left and right sides of the outdoor unit 10. The bottom cover 14 is formed with a plurality of leg members 18a, 18b, 18c, and 18d protruding outwards, and these leg members 18a, 18b, 18c, and 18d are formed on the floor of the building, e.g. Is supported on the floor to support the heavy load of the outdoor unit (10). The number of leg members 18a, 18b, 18c, and 18d may be preferably about four when considering the shape of the bottom cover 14. In addition, a leg reinforcement 19 for connecting and reinforcing these leg members 18a, 18b, 18c, and 18d to each other is formed in the transverse direction under the bottom cover 14. In addition, the leg members 18a, 18b, 18c, and 18d further include a height-adjustable screw (not shown), so that when the flatness of the floor of the building, for example, the floor of the apartment veranda is not correct, the outdoor unit ( It can be used to level 10. In addition, when the two of the leg members (18a, 18b, 18c, 18d), for example, the front (building outer wall side) two leg members (18a, 18b) further comprises a wheel for movement (not shown), It becomes quite convenient to carry the heavy load outdoor unit 10.

In addition, the compressor 20 is installed on the compressor fastening part 22 in the outdoor unit suction part 11a, and the "cool" air-cooled condenser 30 has the condenser cover 32a, 32b, 32c and the condenser bracket 34a. , 34b are fixedly supported to the side covers 12a and 12b and the bottom cover 14. Air-cooled condenser 30 has a plurality of rows of condenser piping between the many condenser fins has a zigzag shape. The structure and shape of the air-cooled condenser are not shown in detail because they are already known. The compressed refrigerant gas compressed from the compressor 20 flows through the pipe of the condenser 30 and is condensed by taking heat of condensation into air supplied from the outside. In this case, the condenser covers 32a, 32b, and 32c and the condenser brackets 34a and 34b form an air path so that air introduced from the outside is not supplied to the discharge part 11b without passing through the condenser 30. As a result, the outside air sucked in through the gap between the louver blades 8 of the intake area 7a is “bounced” along the air path formed by the condenser covers 32a, 32b, and 32c and the condenser brackets 34a and 34b. Heat exchange with the refrigerant gas flowing through the condenser pipe while passing through the magnetic condenser (30).

In the outdoor unit discharge part 11b, the cooling fan 40 which supplies external air to the air-cooled condenser 30 through the suction area 7a and discharges heat-exchanged air through the discharge area 7b is cooled. The fan cover member 42 and the cooling fan bracket 44 are fixed to the upper cover 16. Side covers 13a and 13b for closing the left and right sides of the outdoor unit discharge part 11b are mounted to be detachable from the cooling fan support member 42. When a service such as a predetermined inspection, replacement, or repair is required, the side covers 13a and 13b are separated from the cooling fan support member 42, and the outdoor unit discharge part 11b is opened to remove components therein. Service will be available. Although the drawing shows a sirocco fan as an example of the cooling fan 40, any kind of cross flow fan or axial fan including the sirocco fan may be used. Reference numeral 46 denotes a fan front installed in front of the cooling fan 40.

In addition, a control box 50 for controlling the operation of the outdoor unit is provided inside the side cover 12c constituting the rear side of the side cover, and a refrigerant pipe under which the refrigerant gas evaporated from the indoor unit flows under the control box 50 and the outdoor unit. In the valve assembly 52 which is a passage of the refrigerant pipe through which the condensed refrigerant condensed in the flow is provided.

In front of the outdoor unit 10, that is, one front side facing the suction area 7a and the discharge area 7b of the inner frame 6, a mesh-shaped front grill 60 is additionally installed to allow animals from outside. Prevent invasion (eg mice).

5 is an exploded perspective view of another embodiment of the outdoor unit for a front air suction type air conditioner according to the present invention. The outdoor unit for the front suction type air conditioner according to FIG. 5 includes the front grill 60 and the front cover 61a and 61b of which the front cover 60 and the side cover 12c are separate components. And an outdoor unit suction casing 15a and an outdoor unit discharge casing 15b, which are separated into side covers 13c and 13d, respectively. Therefore, the outdoor unit suction casing 15a and the outdoor unit discharge casing 15b have a structure that can be separated and coupled.

The outdoor unit suction casing 15a corresponds to the suction unit 11a of the outdoor unit 10, and the outdoor unit discharge casing 15b corresponds to the discharge unit 11b of the outdoor unit 10. Both side separation covers 13a and 13b of the outdoor unit discharge casing 15a are provided to be detachable from the outdoor unit discharge casing 15a in a manner similar to the previous embodiment.

As described above, according to the present invention, by having a detachable side separating cover for opening and closing a part of at least one side of the left and right sides of the outdoor unit, it is easy to service, such as inspection, replacement and repair of the parts inside the outdoor unit It is effective.

Claims (9)

One side and the upper surface facing outward are open and the bottom and the other three sides are made of closed rectangular parallelepiped outdoor unit casing, In the outdoor unit casing, a compressor for compressing the refrigerant gas supplied from an indoor unit through a pipe, an air-cooled condenser for condensing the refrigerant gas supplied from the compressor, and supplying condensed refrigerant to the indoor unit through a pipe, and external air is air-cooled. Cooling fan is installed to supply the condenser and exhaust the heat exchanged air, At least one side of the sides of the outdoor unit casing includes a side separation cover detachable to open and close a portion thereof. 2. The front suction according to claim 1, wherein an inside of the outdoor unit casing is divided into a suction part and a discharge part, the suction part is provided with the compressor and the air-cooled condenser, and the discharge part is provided with the cooling fan. Outdoor unit for discharge type air conditioner. The front suction type air conditioner according to claim 2, wherein the discharge part of the outdoor unit casing further includes a fan support member for supporting the cooling fan. Outdoor unit. The outdoor unit for a front suction type air conditioner according to claim 2, wherein the side separation cover opens and closes a side surface of the discharge part. The front suction side type air conditioner according to any one of claims 1 to 4, wherein a grill member having a mesh shape for preventing the invasion of animals from the outside is provided in front of the one side facing outward. Outdoor unit. The outdoor unit casing according to claim 1, wherein the outdoor unit casing includes an outdoor unit suction casing having a rectangular parallelepiped shape in which one side and an upper surface of the outdoor unit casing are opened and the bottom and three other sides are closed; One side and the bottom in the same direction as the one side of the outdoor unit suction casing are open, and the top and the other three sides are closed rectangular parallelepiped shapes, and the separate coupling with the outdoor unit suction casing is such that the bottom surface is in communication with the top surface of the outdoor unit suction casing. Made of possible outdoor unit discharge casing, Inside the outdoor unit suction casing, the compressor and the air-cooled condenser are installed. High, An outdoor unit for a front suction type air conditioner, wherein the cooling fan is installed inside the outdoor unit discharge casing. The outdoor unit of claim 6, wherein the outdoor unit discharge casing further includes a fan support member for supporting the cooling fan. The outdoor unit of claim 6, wherein at least one side of the outdoor unit discharge casing includes the side separation cover. The grill member according to any one of claims 6 to 8, wherein a grill member capable of separate coupling in a mesh shape for preventing the invasion of animals from the outside is provided in front of one side facing the outside of the outdoor unit suction and discharge casings. An outdoor unit for front suction type air conditioner, characterized in that.