KR101234826B1 - Outdoor Unit of Air Conditioner - Google Patents

Abstract

It is possible to combine the bell mouse made separately to the size of the blower fan to the front panel to provide an outdoor unit of an air conditioner that allows the front panel to be used in common even if the size of the blower fan is reduced. Bell mouse is composed of a semi-circular annular first bell mouse portion, and a semi-circular annular second bell mouse portion coupled to the first bell mouse portion is hooked. The rear end of the bell mouse is formed integrally with a thinner coupling portion is fitted to the end of the diffuser of the front panel to allow the bell mouse to be coupled to the front panel. A plurality of fixing protrusions are formed at the front end of the bell mouse, and a plurality of locking holes are formed at the front panel so that the bell mouses are firmly fixed to the front panel by bending the fixing protrusions to be fitted into the respective locking holes.

Description

Outdoor Unit of Air Conditioner

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

2 is a view showing that the bell mouse according to the present invention is separated into a first bell mouse part and a second bell mouse part of a semi-circular shape.

3 is a view showing that the bell mouse according to the present invention is separated from the front panel.

4 is a view showing that the bell mouse according to the present invention is fitted into a diffuser extending from the rear of the front panel.

FIG. 5 is a cross-sectional view taken along the line V-V of FIG. 4.

6 is a view showing that the bell mouse according to the present invention is fixed by being caught in a locking hole formed in the front panel.

Description of the Related Art [0002]

2: front panel 2b: diffuser

12: blower fan 20: Bellemouth

21: first bell mouse part 22: second bell mouse part

23,25 hook 24,26 hook hole

27,28: coupling part 29: fixing protrusion

30: rib

The present invention relates to an air conditioner, and more particularly, it is possible to easily and quickly combine the bell mouse separately manufactured according to the size of the blowing fan to the front panel so that the front panel is not newly manufactured even if the size of the blowing fan is changed. It relates to an outdoor unit of an air conditioner that can be used in common without using.

An air conditioner is composed of a compressor, an outdoor heat exchanger, an indoor heat exchanger, a refrigerant pipe that connects them to form a closed circuit, an electronic expansion valve, and an indoor and outdoor blower fan to exchange heat with an indoor heat exchanger. The heat exchange with the outdoor heat exchanger to cool or heat the indoor space.

An indoor heat exchanger and an indoor blower fan are installed in an indoor unit that cools or heats an indoor space, and a compressor and an outdoor heat exchanger and an outdoor blower fan are installed in an outdoor unit disposed outdoors to change a refrigerant circulating through a refrigerant pipe to an appropriate pressure and temperature. do.

The present invention relates to an outdoor unit of an air conditioner, and an example of an outdoor unit of a conventional air conditioner is Korean Patent Publication No. 10-0322115.

The conventional outdoor unit has a heat exchanger and a blower fan installed at the rear and the inside of the cabinet, which form the exterior of the outdoor unit, respectively, and the rear panel and the front panel of the cabinet have air inlets and air outlets, respectively, to operate the blower fan. The outdoor air is introduced through the rear part of the cabinet and then discharged through the whole of the cabinet through the heat exchanger, thereby allowing the refrigerant passing through the inside of the heat exchanger to exchange heat with the outdoor air.

In addition, the conventional outdoor unit has a bell mouse formed to extend toward the blowing fan at the edge of the air outlet provided in the front panel of the cabinet to guide the air passing through the blowing fan to the outside of the cabinet through the front panel to increase the air volume. And noise can be reduced.

However, the outdoor unit of the conventional air conditioner as described above has a structure in which the bell mouse is integrally formed on the front panel of the cabinet, so that the shape or size of the bell mouse cannot be changed.

Therefore, when the outdoor unit of the conventional air conditioner develops a blowing fan whose capacity is the same as that of a conventional blowing fan but is reduced in size, the front surface formed integrally with the bell mouse to match the size and shape of the bell mouse to the blowing fan size. Since the panel has to be newly manufactured, a lot of additional costs are required, including a mold cost for manufacturing the front panel.

In addition, the outdoor unit of the conventional air conditioner has a structure in which the bell mouse is integrally formed on the front panel, and thus the production cost is increased because the cabinet has to be manufactured in various sizes according to the size and capacity of the blower fan according to the cooling and heating capacity of the air conditioner. There is a drawback to this.

The present invention is to solve the above-mentioned problems of the prior art, an object of the present invention is to provide an outdoor unit of the air conditioner that can be easily and quickly coupled to the front panel of the bell mouse made separately according to the size of the blowing fan To provide.

In order to achieve the above object, the present invention provides a cabinet having a front panel, and an outdoor unit of an air conditioner including a blowing fan disposed adjacent to the front panel in the cabinet.

An air outlet is provided at the front panel, and a diffuser extending inwardly of the cabinet is integrally formed with the front panel at an edge of the air outlet, and a bell mouse separately manufactured according to the size of the blower fan is provided at the diffuser. Coupled to guide the air passing through the blowing fan to the outside of the cabinet through the air outlet.

The bell mouse is divided into a semi-ring annular first bell mouse portion and a semi-ring annular second bell mouse portion coupled to the first bell mouse portion.

First hooks and first hook holes are provided at both ends of the first bell mouse part, respectively, and second hook holes and second hooks are provided at both ends of the second bell mouse part corresponding to both ends of the first bell mouse part. Thus, the first and second hooks are fitted into the first hook holes and the second hook holes, respectively, to allow the bell mouse to be assembled.

The bell mouse is formed in a ring shape having a predetermined width, and at least one rib is formed on the outer circumferential surface of the bell mouse to increase the rigidity of the bell mouse.

The rear end of the bell mouse is integrally formed with at least one coupling part thinly formed in a predetermined length along the edge of the bell mouse, the coupling part is fitted to the end of the diffuser so that the bell mouse is coupled to the diffuser. To be.

Preferably, the coupling portion comprises a first coupling portion and a second coupling portion to be disposed at positions opposite to each other at the rear end of the bell mouse.

In addition, the front end of the bell mouse is formed with at least one fixing protrusion extending in front of the bell mouse, the front panel adjacent to the air outlet is formed with at least one locking hole, the fixing protrusion is bent to The bell mouse is firmly fixed to the front panel by being fitted into the locking hole.

In addition, the outdoor unit of the air conditioner according to the present invention further includes a grid-shaped fan guard coupled to the outside of the front panel to cover the air outlet.

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

1 is an exploded perspective view showing a schematic structure of an outdoor unit of an air conditioner according to the present invention. As shown in FIG. 1, the outdoor unit of the air conditioner according to the present invention has a cabinet 1 having an approximately box shape to form an exterior, a compressor 10 installed inside the cabinet 1, and a heat exchanger ( 11) and a blowing fan (12).

The compressor 10 is partitioned in the cabinet 1 by the partition plate 13, and the blower fan 12 is connected to and operated with the driving motor 14 coupled to the motor support 15.

The cabinet 1 comprises a front panel 2 having an air outlet 2a forming a circular opening, a rear panel 3 having a plurality of air inlets 3a in a small size, and a plurality of air in a small size. The left panel 4 provided with the inlet port 4a, the right panel 5 covering the compressor 10, and the upper panel 6 and the lower panel 7 form a box shape.

The air conditioner according to the present invention is also disposed between the air outlet 2a of the front panel 2 and the blower fan 12 so that the air passing through the blower fan 12 is passed through the air outlet 2a. A bell mouse 20 for guiding the outside of the fan) and a fan guard 16 for covering the air outlet 2a on the outside of the front panel 2 to protect the blower fan 12. Equipped.

Unlike the related art, the bell mouse 20 is not formed integrally with the front panel 2 but is manufactured separately to be coupled to the rear surface of the front panel 2. This will be described below with reference to FIGS. 2 to 6.

2 is a view showing that the bell mouse according to the present invention is separated into a semi-circular annular first bell mouse part and a second bell mouse part, and FIG. 3 shows that the bell mouse according to the present invention is separated from the front panel. Drawing. As shown in FIG. 2, the bell mouse 20 according to the present invention is made to be separated into a first bell mouse part 21 and a second bell mouse part 22 having the same shape. .

Preferably, the first bell mouse portion 21 and the second bell mouse portion 22 are each formed by injection molding a synthetic resin material, and then bonded to each other to form an annular structure having a predetermined width as shown in FIG. 1. Have it. Of course, the bell mouse 20 may be made integrally so that it does not need to be assembled.

In order to easily couple the first bell mouse portion 21 and the second bell mouse portion 22 to each other, first hooks 23 and first hook holes 24 are provided at both ends of the first bell mouse portion 21, respectively. Similarly, the second hook hole 26 and the second hook 25 are provided in the both ends of the 2nd bell mouse part 22 corresponding to the both ends of the 1st bell mouse part 21, respectively.

The first hook 23 and the second hook 25 are formed in the same shape and size, and similarly, the first hook hole 24 and the second hook hole 26 are also formed in the same shape and size, so that each of the first hooks Allow the 23 and the second hook 25 to fit.

Therefore, after the first bell mouse portion 21 and the second bell mouse portion 22 are manufactured by injection molding, the first hook 23 of the first bell mouse portion 21 is the second bell mouse portion 22. The second hook 25 of the second bell mouse portion 22 and the first hook hole 24 of the first bell mouse portion 21 As shown in 3, the first bell mouse portion 21 and the second bell mouse portion 22 are simply and quickly combined to form one bell mouse 20. Of course, both the first hook 23 and the second hook 25 are integrally formed in the first bell mouse portion 21, and both the first hook hole 24 and the second hook hole 26 are second. It may be formed integrally with the bell mouse portion 22 to be assembled.

In order to easily and quickly couple the bell mouse 20 made to the diffuser 2b (see FIG. 4) formed by extending toward the blowing fan 12 from the edge of the air outlet 2a of the front panel 2. The first bell mouth portion 21 and the second bell mouth portion 22 are provided with first and second coupling portions 27 and 28 having the same structure, respectively.

Here, the diffuser (2b) formed integrally with the front panel (2) has a size and shape suitable for the blowing fan suitable for the size of the diffuser (2b) to front the air passing through the blowing fan in the same way as the bell mouse 20 Guide to the outside of the panel (2).

As shown in FIG. 2, the first and second coupling parts 27 and 28 are formed to have a predetermined length along the edge at positions opposite to each other at the rear end of the bell mouse 20, and the ends thereof have a thin thickness. It has a structure bent in the shape of a hook toward the center of the bell mouse (20).

By the first and second coupling parts 27 and 28 as described above, the bell mouse 20 is easily and quickly coupled to the diffuser 2b formed along the edge of the air outlet 2a of the front panel 2. This will be described later with reference to FIGS. 4 and 5.

In order to fix the bell mouse 20 to the front panel 2 more firmly, a plurality of fixing protrusions 29 extending toward the front of the bell mouse 20 are disposed at predetermined intervals at the front end of the bell mouse 20. have. Similarly to the first and second coupling portions 27 and 28, the end of the fixing protrusion 29 has a curved structure having a thin hook shape and is formed around the air outlet 2a at the front panel 2. It is fitted in each locking hole 2c.

In order to increase the rigidity of the bell mouse 20, a plurality of ribs 30 having an annular shape are integrally formed on the circumferential surface between the front end and the rear end of the bell mouse 20 having a predetermined width.

Next, the bell mouse according to the present invention is coupled to and fixed to the front panel with reference to FIGS. 4 to 6.

4 is a view showing that the bell mouse according to the present invention is coupled to the diffuser extending from the back of the front panel, Figure 5 is a cross-sectional view taken along the line VV of Figure 4, Figure 6 is a bell according to the present invention The figure shows that the mouse is fixed by being caught in the engaging hole formed in the front panel.

As shown in FIGS. 4 and 5, in order to couple the ring-shaped bell mouse 20 formed by combining the first bell mouse part 21 and the second bell mouse part 22 to the front panel 2. First, the first and second coupling parts 27 and 28 formed to face each other at the rear end of the bell mouse 20 are elastically deformed by spreading outwards, and then inserted into the edge of the diffuser 2b which is formed outwardly. As the first and second coupling parts 27 and 28 are restored to their original shape by the elastic restoring force, the bell mouse 20 is coupled to the diffuser 2b.

Next, as shown in FIG. 6, the first and second coupling portions 27 (bending the locking projections 29 protruding forward from the front end of the bell mouse 20 toward the front panel 2) ( As in 28, when the end of the locking protrusion 29 is slightly opened and inserted into the locking hole 2c of the front panel 2, the locking protrusion 29 is caught by the locking hole 2c so that the bell mouse 20 is closed. It is firmly fixed to the front panel (2).

A fan having a structure in which the bell mouse 20 is coupled to the front panel 2 to protect the blower fan 12 and to discharge air to the outside of the front panel 2 through the air outlet 2a. The guard 16 is fixed to the front panel 2 by fastening with a plurality of screws.

In order to make the bell mouse 20 further reduce the size of the blowing fan in the state in which the bell mouse 20 is coupled to the front panel 2 and to make the bell mouse reduced in size or diameter accordingly, the bell mouse 20 is coupled to the front panel 2. Contrary to the operation described above, the bell mouse 20 is removed from the front panel 2, and then a new bell mouse is coupled.

As described above in detail, the outdoor unit of the air conditioner according to the present invention has a structure in which a bell mouse is separately manufactured from the front panel and thus can be easily and quickly coupled to the front panel to reduce the size of the blower fan. Since the bell mouse can be manufactured and attached to the front panel according to the size of the blower fan, the existing front panel can be used in common without having to manufacture the entire front panel. There is a saving effect.

Claims (8)

In the outdoor unit of the air conditioner including a cabinet having a front panel, a blowing fan disposed adjacent to the front panel in the cabinet, The front panel is provided with an air outlet, a diffuser extending inwardly of the cabinet is formed integrally with the front panel on the edge of the air outlet, the diffuser is separately manufactured according to the size of the blowing fan, semi-circular The first bell mouse portion on the top and the bell mouse separated into a semi-ring-shaped second bell mouse portion coupled to the first bell mouse portion are coupled to the outside of the cabinet through the air outlet through the air passing through the blower fan. The outdoor unit of the air conditioner, characterized in that guided to. delete According to claim 1, wherein both ends of the first bell mouse portion is provided with a first hook and a first hook hole, respectively, and both ends of the second bell mouse portion corresponding to both ends of the first bell mouse portion, respectively, the second hook hole And a second hook, wherein the bell mouse is assembled by fitting the first hook and the second hook into the first hook hole and the second hook hole, respectively. The outdoor unit of claim 1, wherein the bell mouse is formed in a ring shape having a predetermined width, and at least one rib is formed on an outer circumferential surface of the bell mouse to increase rigidity of the bell mouse. The bellows of claim 4, wherein at least one coupling part having a predetermined thickness thinly formed along a rim of the bell mouse is integrally formed at the rear end of the bell mouse so that the coupling part is fitted to an end of the diffuser. The outdoor unit of the air conditioner, characterized in that the mouse is coupled to the diffuser. 6. The outdoor unit of claim 5, wherein the coupling part comprises a first coupling part and a second coupling part, and is disposed at a position opposite to each other at a rear end of the bell mouse. According to claim 4, The front end of the bell mouse is formed with at least one fixing projection extending forward of the bell mouse, The front panel adjacent to the air outlet is formed with at least one locking hole, The outdoor unit of the air conditioner, characterized in that the bell mouse is fixed to the front panel by bending the projection to be inserted into the engaging hole. The outdoor unit of an air conditioner according to claim 1, further comprising a lattice-shaped fan guard coupled to the outside of the front panel to cover the air outlet.

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