KR20130042289A - An outdoor unit for air-conditioner - Google Patents

Abstract

The present invention relates to an outdoor unit of an air conditioner.
In order to achieve the above object, an outdoor unit of an air conditioner according to an embodiment of the present invention includes an air intake port; A heat exchanger which exchanges heat with the air sucked through the suction port; Blowing fan for providing the suction force for the air inlet through the inlet; A discharge port provided at one side of the blowing fan; And a control box through which the air sucked through the inlet is introduced, wherein the control box includes: a plurality of cases forming an exterior and at least one surface spaced apart from each other; An air inlet defined between the spaced ones and into which air is introduced; And a hinge part provided at one side of the plurality of cases and allowing the plurality of cases to be rotatable with respect to each other.

Description

Outdoor unit for air conditioner {An outdoor unit for air-conditioner}

An embodiment of the present invention relates to an outdoor unit of an air conditioner.

The air conditioner is an appliance for keeping the indoor air in the most suitable condition according to the purpose and purpose. For example, in the summer, the room is controlled by a cool air condition, while in winter the room is controlled by a warm heating condition, by the humidity of the room, and by the clean air of the room.

In detail, the air conditioner is driven by a refrigeration cycle that performs the compression, condensation, expansion and evaporation process of the refrigerant, thereby performing the cooling or heating operation of the indoor space.

Such an air conditioner may be classified into a separate type air conditioner that separates the indoor unit and the outdoor unit, and an integrated air conditioner that combines the indoor unit and the outdoor unit into one device, depending on whether the indoor unit and the outdoor unit are separated. The outdoor unit includes an outdoor heat exchanger that exchanges heat with outside air, and the indoor unit includes an indoor heat exchanger that exchanges heat with indoor air.

When the refrigeration cycle performs the cooling operation, the outdoor heat exchanger functions as a condenser and the indoor heat exchanger functions as an evaporator. On the other hand, when the refrigeration cycle is heating, the indoor heat exchanger functions as a condenser and the outdoor heat exchanger functions as an evaporator.

The outdoor unit may be provided with a compressor, an outdoor heat exchanger, a blower fan, and the like constituting a refrigerant cycle. The outdoor unit further includes a control module for controlling the compressor or the blowing fan. The control module is provided in a predetermined box shape, and a plurality of control parts are included in the box. The box is named "control box".

In Fig. 1, the flow of air inside a conventional outdoor unit is shown. The conventional outdoor unit 1 includes an inlet port 2 through which outside air is introduced, a heat exchanger 3 that exchanges heat with air sucked from the inlet port 2, and an air flow inside the outdoor unit 1. A blowing fan 4 and a discharge port 5 formed on one side of the blowing fan 4 to discharge air inside the outdoor unit 1 to the outside are included.

Inside the outdoor unit 1, an air passage 8 is formed that flows from the intake port 2 to the discharge port 5 via the heat exchanger 3.

Inside the outdoor unit 1, a control box 6 for controlling the operation of the outdoor unit 1 or the air conditioner is included. Inside the control box 6, a plurality of control parts are included. The control part may be sensitive to the external environment as an electric part, and the inside of the control box 6 is configured to be sealed to the outside.

Therefore, as shown in FIG. 1, in the conventional outdoor unit, air introduced into the outdoor unit does not flow inside the control box and is configured to be discharged to the discharge port 5 via only the outside thereof.

On the other hand, when the outdoor unit 1 or the air conditioner is operated, a large amount of heat is generated inside the control box 6 while the control component is acting. If such heat is not dissipated to the outside, a malfunction may occur in the control part.

In the case of the conventional control box, as described above, since the inside of the control box is configured to be sealed, the heat generated from the control component is not dissipated to the outside, thereby increasing the internal temperature of the control box, Or, a problem occurs that an abnormality occurs in the control operation of the air conditioner.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an outdoor unit of an air conditioner that can effectively dissipate heat generated from the control box by improving the structure of the control box provided in the outdoor unit. .

In order to achieve the above object, an outdoor unit of an air conditioner according to an embodiment of the present invention includes an air intake port; A heat exchanger which exchanges heat with the air sucked through the suction port; Blowing fan for providing the suction force for the air inlet through the inlet; A discharge port provided at one side of the blowing fan; And a control box through which the air sucked through the inlet is introduced, wherein the control box includes: a plurality of cases forming an exterior and at least one surface spaced apart from each other; An air inlet defined between the spaced ones and into which air is introduced; And a hinge part provided at one side of the plurality of cases and allowing the plurality of cases to be rotatable with respect to each other.

According to the outdoor unit of the air conditioner according to the embodiment of the present invention, an air flow path through which air can flow is formed inside the control box, whereby the control box can be cooled by air.

And, by cooling the control box, there is an advantage that the control component provided inside the control box can prevent the operation abnormality caused by heat or high temperature environment.

In addition, since a flow path forming portion for forming a channel that is bent in the air inlet portion of the control box is provided, there is an effect that it is possible to prevent water from entering the inside of the control box together with the air.

And, since the air inlet is formed on the bottom of the control box, there is an effect that can prevent the smooth inflow of air and penetration of moisture.

In addition, since the plurality of cases forming the appearance of the control box are rotatably coupled to each other, it is easy to open the inside of the control box, and thus there is an advantage that after-sales service for the control box can be effectively performed.

1 is a view showing the internal air flow of the conventional outdoor unit.
2 is a perspective view showing a partial configuration of a control box according to an embodiment of the present invention.
3 is a perspective view illustrating an open state of one case of a control box according to an exemplary embodiment of the present invention.
4 is a cross-sectional view taken along line II ′ of FIG. 2.
5 is a view showing the internal air flow of the outdoor unit according to an embodiment of the present invention.

Hereinafter, specific embodiments of the present invention will be described with reference to the drawings. It is to be understood, however, that the spirit of the invention is not limited to the embodiments shown and that those skilled in the art, upon reading and understanding the spirit of the invention, may easily suggest other embodiments within the scope of the same concept.

Figure 2 is a perspective view showing the appearance of the control box according to an embodiment of the present invention, Figure 3 is a perspective view showing an open state of one case of the control box according to an embodiment of the present invention, Figure 4 is I of Figure 2 Sectional view taken along the line I '.

2 to 4, the control box 10 according to the embodiment of the present invention includes a first case 20 and a second case 30, and the first case 20 or the second case ( A hinge portion 40 is included to allow the 30 to be rotatable.

In addition, an outer case 28 (refer to FIG. 5) is provided outside the second case 30 to shield the front surface of the first case 20. The second case 30 may be referred to as an "inner case" provided in a predetermined space formed by the first case 20 and the outer case 28. 2, one configuration of the control box 10 is illustrated centering on the coupling structure of the first case 20 and the second case 30.

In detail, the first case 20 forms a predetermined accommodation space to accommodate the control component therein, and has a substantially hexahedral shape.

The second case 30 is configured to shield an opened surface of the first case 20, and a service window for checking the inside of the control box 10 on the front surface of the second case 30. 35 is provided. Although not shown in the drawings, the display unit may be provided at a position corresponding to the service window 35 in the control box 10. The display unit may display an operating state of the outdoor unit or the air conditioner.

The bottom surface of the first case 20 (first bottom portion 20a, see FIG. 4) and the bottom surface of the second case 30 (see second bottom portion 30a, FIG. 4) are disposed to be spaced apart from each other. In the space between the spaced bottoms, an air inlet 50 is defined which allows air to enter the interior of the control box 10.

In addition, the bottom of the control box 10, the hinge portion 40 for coupling the first case 20 and the second case 30 is provided. The hinge part 40 may be disposed on at least one side of the air inlet part 50, and a plurality of hinge parts 40 may be provided.

In detail, the hinge portion 40 is disposed between the first bottom portion 20a and the second bottom portion 30a spaced apart from each other so that the center of rotation of the first case 20 or the second case 30 is separated. Rotational center 41 for providing a, and the first hinge plate 42 extending to one side of the rotation center 41 and the second hinge plate 43 extending to the other side of the rotation center 41 is included. .

The first hinge plate 42 may be coupled to the first bottom portion 20a and may be rotated together with the first case 20 while the first case 20 is rotated. The second hinge plate 43 may be coupled to the second bottom portion 30a and may rotate together with the second case 30 while the second case 30 is rotated.

As described above, in joining the plurality of cases constituting the control box 10, at least one surface is disposed so as to be spaced apart from each other, by forming the air inlet 50 and the hinge portion 40 in the space spaced, the control box There is an advantage that it is not necessary to provide a separate structure for the air inlet (10).

3 shows a state in which the second case 30 is opened. The first case 20 and the second case 30 include flow path forming portions 25 and 37 for guiding the flow of air introduced through the air inlet 50.

In detail, the flow path forming portions 25 and 37 are provided in the first case 20, and the first flow path forming portions 25 extending from one inner side surface of the first case 20 toward the other inner side surface. ) Is included.

The first flow path forming portion 25 includes a first extension portion 25a extending upward from the first bottom surface portion 20a and a second extension portion extending laterally from the second extension portion 25a ( 25b). The first extension part 25a and the second extension part 25b may be integrally formed. By the first and second extension parts 25a and 25b, the first flow path forming part 25 may have a shape that is substantially bent into a shape.

The flow path forming portions 25 and 37 include a second flow path forming portion 37 extending upward from the second bottom surface portion 30a. The second flow path forming portion 37 extends substantially parallel to the first extension portion 25a to guide upwardly the air introduced through the air inlet 50. That is, the first extension part 25a and the second flow path forming part 37 form a "first flow path" formed upward from the air inlet part 50.

An end portion of the second flow path forming portion 37 is formed at a position lower than the second extension portion 25b. Therefore, a predetermined space (first space portion) is formed between the second flow path forming portion 37 and the second extension portion 25b.

Air flowing upward along the first flow path flows laterally (left in FIG. 4) along the second extension part 25b and passes through the first space part. The air flow path that flows along the second extension 25b is referred to as a “second flow path”.

An end portion of the second extension part 25b and an inner side surface of the second case 30 are spaced apart from each other. Therefore, a predetermined space (second space portion) is formed between the second extension portion 25b and the second case 30.

The air flowing laterally along the second flow path flows upwardly toward the blowing fan 104 (see FIG. 5) positioned above the outdoor unit, and passes through the second space part. An air flow path flowing upward through the second space portion is referred to as a "third flow path".

As such, the air flows into the control box 10 through the air inlet 50 and then passes through the first, second, and third flow paths in turn, and rotates a plurality of times (solid arrow). In this way, the air flow path is formed to be bent, it is possible to prevent the water flowing into the upper portion of the control box 10.

On the other hand, the front surface of the second case 30, the second bottom surface portion 30a and the second flow path forming portion 37 is a water storage for storing the water flowing through the air inlet 50 Part 38 is defined. The water reservoir 38 may have an approximately ∪ shape.

Therefore, even if water or moisture is introduced into the control box 10 by the suction force of the blowing fan 104 can be stored in the water storage unit 38 (dotted arrow), so that water is stored in the control box ( Leakage outside of 10) can be prevented.

5 is a view showing the internal air flow of the outdoor unit according to an embodiment of the present invention.

Referring to FIG. 5, an outdoor unit 100 according to an exemplary embodiment of the present invention includes an intake port 102 formed under the outdoor unit 100 to allow air to flow into the outdoor unit 100, and the intake port. A heat exchanger 103 for exchanging heat with the air sucked through the air, a blower fan 104 provided at an upper portion of the outdoor unit 100, and providing a suction force so that air is introduced into the air inlet 102; A discharge port 105 is formed above the fan 104 to guide the discharge of air.

In addition, a control box 10 is provided inside the outdoor unit 100. The control box 10 is arranged in the longitudinal direction. That is, the control box 10 is arranged such that the air inlet 50 is formed on the bottom surface of the control box 10.

Since the air inlet 50 is formed on the bottom surface of the control box 10, it is possible to prevent water having a large specific gravity from flowing easily into the control box 10. On the other hand, the air having a small specific gravity may be easily introduced into the air inlet 50 by the suction force of the blowing fan 104.

The air introduced into the control box 10 through the air inlet 50 forms an internal flow 80. Here, the internal flow 80 may be understood as the sum of the air flows of the first, second and third flow paths described above.

An upper portion of the control box 10 is formed with an air discharge portion 70 through which air passing through the internal flow 80 is discharged. The air discharge part 70 may be formed by opening at least a part of the first case 20 or the second case 30, and spaced apart between the first case 20 and the second case 30. May be defined as a reserved space.

The air discharged from the air discharge unit 70 may be discharged to the outside of the outdoor unit 100 through the blower fan 104 through the discharge port 105.

As such, the air introduced into the outdoor unit 100 through the inlet 102 may pass not only the heat exchanger 103 but also the inside of the control box 10, and thus the control box 10. It is possible to effectively release the heat generated in the).

As a result, there is an effect that it is possible to reduce the possibility that a malfunction of the control component occurs as the internal temperature of the control box 10 rises.

10: control box 20: first case
25: first flow path forming portion 25a: first extension portion
25b: 2nd extension part 30: 2nd case
37: second flow path forming portion 38: water storage portion
40: hinge portion 41: rotation center
42: first hinge plate 43: second hinge plate
50: air inlet 70: air discharge
80: internal flow 100: outdoor unit

Claims (9)

An intake port through which air is sucked;
A heat exchanger which exchanges heat with the air sucked through the suction port;
Blowing fan for providing the suction force for the air inlet through the inlet;
A discharge port provided at one side of the blowing fan; And
It includes a control box through which the air sucked through the inlet flows into the inside, the control box,
A plurality of cases forming an appearance and at least one surface is spaced apart;
An air inlet defined between the spaced ones and into which air is introduced; And
Is provided on one side of the plurality of cases, the outdoor unit of the air conditioner including a hinge portion for allowing the plurality of cases rotatable with respect to each other. The method of claim 1,
The outdoor unit of the air conditioner further comprises a flow path forming portion for guiding the flow of air, so that the air introduced through the air inlet to form a bent path. 3. The method of claim 2,
In the flow path forming portion,
A first flow path forming portion extending from one surface of a first case of the plurality of cases toward the inside of the control box; And
An outdoor unit of an air conditioner including a second flow path forming portion extending from one surface of a second case of the plurality of cases to the inside of the control box. The method of claim 3, wherein
In the first flow path forming portion,
A first extension part extending from one surface of the first case; And
An outdoor unit of an air conditioner including a second extension part extending in a direction bent from the first extension part. The method of claim 3, wherein
The outdoor unit of the air conditioner, wherein one surface of the first case and one surface of the second case are bottom surfaces of the first and second cases, respectively. 3. The method of claim 2,
In the bent passage,
A first flow passage extending upward from the air inlet;
A second flow path extending laterally from the first flow path; And
An outdoor unit of an air conditioner including a third flow passage extending upward from the second flow passage. The method of claim 3, wherein
The outdoor unit of the air conditioner, wherein the plurality of surfaces of the second case and the second flow path forming portion form a water storage portion. The method of claim 1,
In the hinge portion,
A rotation center disposed between the spaced ones;
A first hinge plate extending to one side of the rotation center and coupled to the first case; And
The outdoor unit of the air conditioner includes a second hinge plate extending to the other side of the rotation center coupled to the second case. The method of claim 1,
The control box includes an air discharge portion formed at a position higher than the air inlet portion,
The outdoor unit of the air conditioner, the air flow from the air inlet portion to the air discharge portion is formed inside the control box.

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