KR20020018473A - The control box mounting structure for air conditioner - Google Patents

Abstract

PURPOSE: An installation structure of control box of air conditioner is provided to make the installation and detachment of a control box easier and to reduce the number of parts of the air conditioner. CONSTITUTION: An installation structure of control box includes a barrier(50); a control box(60); a rotating fixing part; and an upper end fixing part. The barrier divides indoor side and outdoor side. The control box is installed on the barrier and has various electric components built therein. The rotating fixing part includes rotation center holes(62); and supporting pieces(52,52') to install the control box to the barrier rotatably centering on both sides of a lower end of the control box. The rotation center holes are formed on both sides of the lower end of the control box. The supporting pieces have burying parts(53,53') inserted into the rotation center holes to be rotation centers of the control box. The upper end fixing part comprises hooking holes(64,64'); and upper hooked pieces(55,55') to fix upper end of the control box to the barrier. The hooking holes are formed on both sides of the upper end of the control box. The upper hooked pieces are formed on a horizontal part(54) of an upper end of the barrier to be hooked by the hooking holes.

Description

Control box mounting structure for air conditioners

The present invention relates to an air conditioner, and more particularly, to a structure for mounting a control box in which various electric components for controlling the operation of the air conditioner are installed.

1 is an exploded perspective view showing a main configuration of an integrated air conditioner according to the prior art. Looking at the internal structure of the integrated air conditioner with reference to this, the base fan (1) forms the bottom of the air conditioner.

The front grill 3 is installed on the indoor front surface of the base fan 1. The front grill 3 forms a front appearance of the air conditioner and is mounted on the front of the cabinet 30 which will be described below substantially. On one side of the front grill (3) is formed a suction portion (3i) is the air of the space for air conditioning is sucked into the interior of the air conditioner, the other side is discharged back to the room heat exchanged air from the air conditioner The discharge part 3e to be formed is formed. On the other hand, a suction grill 4 is provided in the suction part 3i. A control panel portion 3c for manipulating the operation of the air conditioner is provided below the discharge portion 3e.

An indoor heat exchanger 7 is installed inside the front grill 3. The indoor heat exchanger (7) is for heat exchange between the air sucked through the suction part (3i) of the front grill (3) and the working fluid of the air conditioning cycle, more precisely the air guide (9) It is installed in).

Referring to the configuration of the air guide (9) in which the indoor heat exchanger (7) is installed, the air guide (9) is provided with a through hole (10) through which the air passing through the indoor heat exchanger (7) is formed, A discharge guide 9e is formed at a position corresponding to the discharge portion 3e of the front grill 3. The bottom surface of the air guide (9) is formed with a drainage structure (9 ') for draining the condensate generated in the indoor heat exchanger (7).

In combination with the air guide 9, a scroll 11 is installed. A flow guide surface 12 is formed on the inner surface of the scroll 11 to guide the airflow formed by the sirocco fan 19 to be described below.

On the base fan 1 corresponding to the control panel part 3c of the front grill 3, a control box 14 having various electric components for controlling the air conditioner is provided. The control box 14 is fastened to the base pan 1 by two screws at its front end, and is fastened to the air guide 9 by a screw at its rear end.

Next, in close contact with the rear surface of the scroll 11, a barrier 15 is formed to partition the indoor side and the outdoor side of the air conditioner. The barrier 15 divides the indoor side and the outdoor side of the air conditioner so that the indoor side and the outdoor side are not influenced by each other. And the wire passing hole 16 is formed on one side of the upper end of the barrier (15). Curing portion c is formed on the inner circumference of the wire through hole 16 to prevent the wire w from being damaged by the edge of the wire through hole 16.

On the other hand, at the rear end of the barrier 15, that is, the outdoor side, the motor mount 18 is mounted on the base fan 1, and the motor 17 is installed thereon. The motor 17 is formed such that its shaft protrudes to the indoor side and the outdoor side, respectively, and one side shaft penetrates the barrier 15 and protrudes into the interior scroll 11. The sirocco fan 19 is installed on the shaft protruding toward the indoor side. The sirocco fan 19 serves to suck air in the space for air conditioning and to pass the indoor heat exchanger 7 to guide the discharge guide 9e to be discharged back into the room.

The blowing fan 21 is installed on the outdoor shaft of the motor 17. The blower fan 21 sucks air from the outside to heat exchange while passing through the outdoor heat exchanger 27 outside the air conditioner.

On the other hand, the outdoor side is provided with a shroud 23 for guiding the air flow formed by the blowing fan 22. The shroud 23 serves to evenly deliver the air sucked from the outside to the outdoor heat exchanger (27). The shroud 23 is formed with a through hole 23 ′ in which the blowing fan 21 is installed. Reference numeral 24 denotes a cover forming the upper surface of the shroud 23. And reference numeral 25 is a brace that connects the upper end of the air guide 9 and the shroud 23 to secure the installation state.

Next, the outdoor heat exchanger 27 is installed on the base fan 1 and installed at the outermost side of the outdoor side. The outdoor heat exchanger (27) is to allow heat exchange between the air sucked outdoors and the working fluid.

As described above, the cabinet 30 is provided to shield various components installed on the base fan 1. The cabinet 30 is installed to be fastened with the base fan 1 to shield both sides and the top of the air conditioner.

Although not shown in the drawings, the outdoor side includes a compressor, an expansion valve, and the like, which are components of an air conditioning cycle.

The integrated air conditioner having such a configuration is used in such a way that a portion corresponding to the indoor side is space for air conditioning and a portion corresponding to the outdoor side faces the outdoor side.

On the other hand, looks at the air conditioner is operated for cooling. That is, when the air conditioner is driven, the air conditioning cycle is operated and the motor 17 rotates the sirocco fan 19 and the blowing fan 21.

Therefore, in the indoor side, air in the space for air conditioning is sucked through the suction part 3i of the front grill 3 and transferred to the indoor heat exchanger 7. The air passes through the indoor heat exchanger 7 and exchanges heat with the working fluid to a relatively low temperature.

And the heat exchanged air by the rotation of the sirocco fan 19 is sucked into the sirocco fan 19 through the through hole 10 of the air guide (9). And discharged from the sirocco fan 19 is guided along the inside of the scroll 11 is delivered to the discharge guide (9e). The air delivered to the discharge guide 9e is discharged to the space for air conditioning through the discharge portion 3e of the front grill 3.

On the other hand, the outdoor side is the operation of discharging the heat received by the working fluid from the indoor heat exchanger (7) to the outside. That is, the outside air is sucked into the outdoor side of the air conditioner by the blower fan 21, is guided by the shroud 23, passes through the outdoor heat exchanger 27, and exchanges heat with a working fluid to heat the outside. Will emit.

However, the integrated air conditioner according to the prior art as described above has the following problems. That is, the control box 14 is fastened with screws at two places with the base pan 1 and at one place with the air guide 9.

Therefore, when assembling or disassembling the air conditioner, a large number of screws must be fastened, thereby reducing the workability of the assembling work and increasing the number of parts, thereby increasing the cost of the product.

When the control box 14 is fastened using the screw as described above, there is a problem in that all the screws must be loosened by using a separate tool in order to maintain the electrical components in the control box 14.

In addition, the prior art has a problem that the maintenance work is cumbersome because the control box 14 must be completely removed in order to replace or repair the electrical components provided in the control box 14.

Therefore, an object of the present invention is to solve the problems of the prior art as described above, to facilitate the assembly and disassembly of the integrated air conditioner.

Another object of the present invention is to minimize the number of parts of the integrated air conditioner.

Yet another object of the present invention is to facilitate maintenance of the parts inside the control box.

1 is an exploded perspective view showing the main configuration of the integrated air conditioner according to the prior art.

Figure 2 is an exploded view showing the configuration of a preferred embodiment of the control box mounting structure of the integrated air conditioner according to the present invention.

Figure 3a is a cross-sectional view showing the configuration of the bottom fixing portion constituting a preferred embodiment of the present invention.

Figure 3b is a cross-sectional view showing the configuration of the upper fixing part constituting a preferred embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

50: barrier 52,52 ': support

53: burring portion 54: horizontal portion

55: upper hook 60: control box

62,62 ': Center of rotation 64,64': Hanger hole

According to a feature of the present invention for achieving the above object, the present invention provides a partition member for partitioning the indoor side and the outdoor side, a control box installed in the partition member and various electrical components are installed therein, and The control box is configured to include a rotation fixing portion rotatably installed on the partition member around both sides of the lower end, and an upper fixing portion for fixing the upper end of the control box to the partition member.

The rotation fixing part includes a rotation center hole formed on both side surfaces of the lower end of the control box, and a support piece having a burring portion inserted into the rotation center hole and serving as a rotation center of the control box.

The upper fixing part comprises a hook hole formed on both sides of the top surface of the control box, and an upper hook piece formed on the upper horizontal portion of the partition member and hanging on the hook hole.

The upper hook piece is bent to be inclined upward from the upper horizontal portion.

According to the control box mounting structure according to the present invention having such a configuration, the control box can be easily mounted and disassembled on the barrier, and the electrical components inside the control box can be maintained even without being completely disassembled from the barrier. There is an advantage to this.

Hereinafter, an embodiment of a control box mounting structure of an integrated air conditioner according to the present invention having the configuration as described above will be described in detail with reference to the accompanying drawings.

2 and 3 show the structure of a preferred embodiment of the present invention. As shown in the drawing, one side of the barrier 50 which divides the indoor side and the outdoor side of the air conditioner is bent vertically twice so that the air guide 9 is positioned and the control box 60 is positioned. It is formed stepped. Therefore, the part where the air guide 9 is located enters the outdoor side relatively.

Support pieces 52 and 52 'are formed at portions of the barrier 50 in which the control box 60 is located. The support pieces 52 and 52 ′ are formed to face each other at a lower end of the barrier 50 at predetermined intervals, and the burring portions 53 are formed to face each other. Such support pieces 52 and 52 'are formed at positions corresponding to both side surfaces of the lower end of the control box 60.

And the upper end of the barrier 50 is formed with a horizontal portion 54 is bent at a right angle toward the interior side, the horizontal portion 54 is formed with upper hook pieces (55, 55 '). The upper hook pieces 55 and 55 'are bent at a predetermined inclination toward the upper portion of the horizontal portion 54, as shown in FIG. 3B.

The control box 60 mounted on the barrier 50 has various components for controlling the air conditioner therein. In addition, a rotation center hole 62 into which the burring portion 53 of the support pieces 52 and 52 ′ of the barrier 50 is inserted is formed at both bottom surfaces of the control box 60.

And the upper end of the control box 60 is formed with hook holes (64, 64 ') for inserting the upper hook piece (55, 55') formed on the upper end of the barrier (50). The hook holes 64 and 64 'are formed to have a shape corresponding to the upper hook pieces 55 and 55'.

In the embodiment of the present invention having such a configuration it will be described to mount the control box 60 to the barrier (50).

First, the burring part 53 formed in the support pieces 52 and 52 'of the barrier 50 is inserted into the rotation center hole 62 formed at the lower end of the control box 60. At this time, the support pieces (52, 52 ') has a predetermined elasticity due to the nature of the material is in close contact with both sides of the control box (60). In this case, the control box 60 is rotatable about the burring portion 53.

Next, the upper end of the control box 60 is fixed to the barrier 50. To this end, the upper end of the control box 60 is pressed toward the barrier 50, in which the upper end of the control box 60 should be directed to the upper part of the horizontal part 53.

When the control box 60 is inserted as described above, the lower surface of the front end of the control box 60 having the hook holes 64 and 64 'is pressed while pressing the upper hanger pieces 54 and 54'. To the side.

When the control box 60 is moved as described above and the hook holes 64 and 64 'meet the upper hook pieces 54 and 54', the upper hook pieces 54 and 54 'are returned to their original positions. The fastening is completed while being inserted into the hanger holes 64 and 64 '. When fastened in this way, the hook holes 64 and 64 'are caught on the base of the upper hook piece 54 so that the upper end of the control box 60 is mounted on the barrier 50.

In the embodiment of the present invention having the configuration as described above there is an advantage that the operation of mounting the control box 60 to the barrier 50 is relatively simple and does not require a separate tool. That is, the control box 60 in the state in which the burring portion 53 formed on the support pieces 52, 52 'of the barrier 50 is inserted into the rotation center holes 62, 62' at the lower end of the control box 60. Press the top of the barrier 50 to complete the assembly.

In the disassembling, when the upper end of the control box 60 is separated from the barrier 50 in the state in which the upper hook pieces 55 and 55 'are pressed, the control box centers around the rotation center hole 62. As the front end of the 60 is rotated, the upper end of the control box 60 is separated from the barrier 50.

At this time, the lower end of the control box 60 is rotated about the rotation center hole 62 so that the lower end can rotate until it touches the surface of the barrier 50. The rotation angle of the control box 60 may vary depending on the position of the rotation center hole 62.

As such, since the control box 60 is rotatable about the rotation center hole 62, maintenance of the electrical components in the control box 60 is not completely separated from the barrier 50. You can work on it. Of course, since the burring portion 53 of the support pieces 52 and 52 'is inserted into the rotation center hole 62 due to the elasticity of the support pieces 52 and 52', the separation of the support piece 52 is performed. , 52 ').

Using the control box mounting structure of the air conditioner according to the present invention as described in detail above, it is possible to mount and disassemble the control box on the barrier without using a separate tool. Therefore, the effect of mounting and detaching the control box can be more easily achieved.

In addition, according to the structure of the present invention, since the number of parts for mounting the control box on the barrier is relatively small, the number of parts of the entire air conditioner is reduced.

In the present invention, there is also an advantage that the control box can be replaced and maintained in the interior of the electrical components in a state in which the upper end rotates a predetermined length around the center of rotation.

Claims (4)

A partition member for partitioning the indoor side and the outdoor side, A control box installed at the partition member and having various electrical components installed therein; A rotation fixing part to which the control box is rotatably installed in the partition member about both sides of the lower end thereof; Control box mounting structure of the air conditioner, characterized in that it comprises a top fixing portion for fixing the upper end of the control box to the partition member. According to claim 1, The rotation fixing portion and the center of rotation formed on both sides of the lower end of the control box, The control box mounting structure of the air conditioner, characterized in that it comprises a support piece which is inserted into the rotation center hole is provided with a burring portion that is the rotation center of the control box. According to claim 1 or 2, wherein the upper fixing portion is a hook hole formed on both sides of the upper surface of the control box, The control box mounting structure of the air conditioner, characterized in that formed on the upper horizontal portion of the partition member consisting of an upper hook piece to be caught in the hook hole. The control box mounting structure of claim 3, wherein the upper hook piece is bent to be inclined upwardly from the upper horizontal portion.