JPH11264586A - Indoor machine for air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the appearance of an outdoor machine for air conditioner which is constituted in such a way that pipelines can be easily connected to the machine and the heat exchanging efficiency of its heat exchanger can be improved by utilizing the water collected in a drain receiving tray by protruding connecting valves which connect pipelines from an indoor machine to the machine and the drain receiving tray which receives condensate from the valves and drain water from the indoor machine led through a drain pipe, etc., forward front the lower section of the front face of an enclosure and, at the same time, to maintain and improve the quality of the outdoor machine. SOLUTION: A cover 23 formed to conceal connecting valves 5 and their circumferences is put on the front face of an enclosure after piping work is completed and the bottom face side of the cover 23 is opened in accordance with the shape of a drain water receiving tray 6. In addition, notches 23a formed correspondingly to the external sizes of pipelines 3a, 3b, etc., from an indoor machine are formed through the upper and side faces of the cover 23 so that only necessary notches may be removed when used. In addition, locking pieces 23b, etc., are provided to the opened end of the cover 23 and, on the other hand, locking holes 10a corresponding to the pieces 23b are provided on the front face of the enclosure.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor unit of an air conditioner, and more particularly, to a structure for improving the appearance of the outdoor unit and reducing intrusion of dust into the interior.

[0002]

2. Description of the Related Art In a building such as a high-rise house, as shown in FIG. 1, for example, there is a mounting table 7 protruding horizontally outward from a lower outer wall of a window 4. Table 7
An outdoor unit 2 of an air conditioner can be placed on the front side of a front lower portion of a housing 10 of the outdoor unit 2. A two-way valve 5a for connecting connection pipes 3a and 3b from the indoor unit 2 and a three-way valve A connection valve 5 such as a valve 5b; a drain pan 6 for receiving dew water from the connection valve 5 and drain water guided by a drain drain pipe 3c drawn out of the indoor unit 1 together with connection pipes 3a and 3b; When the window 4 is opened, connection work of the connection pipes 3a and 3b can be performed from the room. In addition, a transparent plate made of synthetic resin is used for the window 4 so that the room does not become dark, and a hole 4a through which the connection pipes 3a and 3b pass is provided at the upper part thereof.
The seal packing 4b is filled in the gap with the seal b.

FIG. 6 shows the interior of the outdoor unit 2 from the side. An outdoor heat exchanger 13 and a propeller fan 15 with a slinger ring 14 for stirring drain water are provided at the rear of the base 12.
And a baffle plate 16 are placed, a recess 17 for receiving drain water is provided below the propeller fan 15, a compressor 18 is provided on one side of the front part, and an electrical component box is provided on the other side. In the center, a fan motor 20 for driving the propeller fan 15 and the like are mounted, and in the center of the front end, a connection valve fitting 21 to which the connection valves 5 such as the two-way valve 5a and the three-way valve 5b are mounted stands. Has been established. A drain pan 6 for receiving dew water from the connection valve 5 and drain water guided from the indoor unit 1 by a drain drain pipe is located below the connection valves 5 such as the two-way valve 5a and the three-way valve 5b. The water received at is guided to the recess 17 through the water guide groove 22 at the front center of the base 17,
The water in the concave portion 17 is swept up by the slinger ring 14 of the propeller fan 15, and the outdoor heat exchanger is
The heat exchange efficiency of the outdoor heat exchanger 13 is improved by removing heat by evaporation of water.

[0004]

However, in the above configuration, the outdoor unit 2 can be seen through the window 4 and the indoor unit 1 can be seen.
The connection pipes 3a, 3b and the drain drain pipe 3c, the connection valves 5, such as the two-way valve 5a and the three-way valve 5b, the drain pan 6 are exposed, so that not only the appearance is not good but also the drain pan 6 Dust etc. easily enter, water mixed with dust is recessed
17, the dust-mixed water is splashed to the outdoor heat exchanger 13, and there is a problem that the heat exchange efficiency is hindered. Therefore, an object of the present invention is to provide an outdoor unit of an air conditioner that can solve these problems.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and comprises a plurality of connection valves for connecting a connection pipe from an indoor unit to a front lower portion of a front surface of a housing. A drain pan for receiving the dew condensation water and drain water guided from the indoor unit by a drain drain pipe, etc.,
In an outdoor unit, the front surface of the housing is mounted on a mounting table horizontally projecting outward from a lower outer wall of a window with the front surface facing the room, and connection work such as the connection pipe is performed from the room. The connection valve and a cover that covers the periphery thereof are attached to the front surface of the housing.

Further, the bottom surface side of the cover is opened in conformity with the shape of the drain pan. Further, a drainage receiving portion serving also as the drainage tray is provided integrally on the bottom side of the cover. Further, a cutout portion corresponding to the outer shape of the connection pipe or the like is integrally provided on a top surface of the cover via a connecting portion. Further, a cutout portion corresponding to the outer shape of the connection pipe or the like is integrally provided on a side surface of the cover via a connecting portion. Further, the connecting portion is formed by a thin portion. Further, a locking piece is provided at the opening end of the cover, and a locking hole corresponding to the locking piece is provided on the front surface of the housing.

[0007]

FIG. 1 is a block diagram showing an embodiment of the present invention.
This will be described with reference to FIG. FIG. 1 shows an installation example of a separation type air conditioner including an indoor unit and an outdoor unit, FIG. 2 shows an external configuration of the outdoor unit, and FIG. 3 shows an internal configuration of the outdoor unit. 2 is an outdoor unit, 3a and 3b are indoor units 1
Connection pipe connecting the air conditioner and the outdoor unit 2;
a, transparent window made of synthetic resin provided with a hole 4a through which
Reference numeral 5 denotes a connection valve such as a two-way valve 5a and a three-way valve 5b for connecting the connection pipes 3a and 3b from the indoor unit 1, and 6 denotes a condensed water from the connection valve 5 and a drain pipe 3c from the indoor unit 1. The drainage tray 7 for receiving drain water is horizontal outward from the lower outer wall 7a of the window 4 so that the work of mounting the outdoor unit 2 and connecting the connection pipes 3a and 3b to the outdoor unit 2 can be easily performed from the room. , A mounting table, 8 a pedestal, and 9 a fixture.

The housing 10 of the outdoor unit 2 has an outer body 10A having front and rear openings, and a suction opening 10a for sucking outdoor air on a side surface.
A front cover 10B is attached to the front opening of the outer shell 10A.
And a notch 10b provided so as not to interfere with the projection of the connection valve 5 such as the three-way valve 5b and the drainage tray 6, and another notch (not shown) corresponding to the electrical component box on one side inside the housing 10. )
The notch is covered with a separately formed electrical component cover 11.

The arrangement of the main components inside the housing 10 is as shown in FIG. 3, and the outdoor heat exchanger 13 and the drain water are scraped at the rear of the base 12 as described in the section of the prior art. A propeller fan 15 with a slinger ring 14 to be raised and a baffle plate 16 are placed, a recess 17 is provided under the propeller fan 15 for receiving drain water, and a compressor 18 is provided on one side of a front part. On the other side, an electrical component box 19, a fan motor 20 for driving the propeller fan 15 and the like are mounted in the center, and connection valves 5 such as a two-way valve 5a and a three-way valve 5b are mounted in the center of the front end. A mounted connection valve fitting 21 is erected, and a water guide groove 22 for improving water guide from the drain tray 6 to the recess 17 is provided in the front center of the base 12.

The features of the present invention are as follows:
In order to improve the appearance of the front side of the outdoor unit 2 as described above, and to prevent dust from entering the drain pan 6 and the casing 10, a cover 23 as described below is separately formed. The two-way valve 5a and the three-way valve 5
That is, the connection valve 5 such as b and its peripheral part are covered and hidden from the room.

The cover 23 has an opening on the bottom side in conformity with the shape of the drain pan 6, and connection pipes 3 on the upper surface and the left and right side surfaces.
a, 3b, a plurality of notches 23a corresponding to the outer shape (heat insulating material) of the drain drain pipe 3c, etc., are provided integrally with the cover 23 via a connecting portion 23d formed of a thin portion, and a locking piece is provided at the open end.
23b, 23c, etc., and the front cover 10
B is provided with a locking hole 10c corresponding to the locking piece 23b, the lower locking piece 23c is locked to the edge of the drain pan 6, and the upper locking piece 23b is locked to the front cover 10B side. It shall be locked in the hole 10c. The notch 23a is connected to the connection pipe 3a,
The connecting portion 23d is separated and used according to the drawing direction of the drain drain pipe 3c and the like 3b.

FIGS. 4 and 5 show another example. This covers the drainage receiving section 24d that replaces the drainage tray 6 described above without providing the drainage tray 6 in the outdoor unit 2.
24, the connection pipes 3a and 3b and the drain drain pipe 3
a plurality of notches 24a corresponding to the outer shape (insulation material) such as
The cover 24 is provided integrally with the cover 24 via a connecting portion 24e formed of a thin portion. A locking piece 24b is provided on the left and right of the upper end to be locked in a locking hole 10c on the front cover 10B side.
Is provided with a locking piece 24c that locks the lock piece. The notch 23a is used by disconnecting the connecting portion 24e in accordance with the drawing direction of the connection pipes 3a and 3b, the drain drain pipe 3c, and the like, as described above.

[0013]

With the outdoor unit constructed as described above, not only the appearance is improved, but also the dust inside the housing is greatly reduced, and the heat exchange efficiency can be improved. In the case where the drain pan is excluded from the product and the alternative drain pan is provided integrally with the cover, the production cost of the drain pan and the work of attaching it to the outdoor unit are not required, so that the product cost can be reduced. effective.

[Brief description of the drawings]

FIG. 1 is a side view showing an installation state of an air conditioner common to the present invention and a conventional example.

FIG. 2 is an external perspective view of an outdoor unit and a cover showing the first embodiment of the present invention.

FIG. 3 is an internal side view of the outdoor unit showing the first embodiment of the present invention.

FIG. 4 is an external perspective view of an outdoor unit and a cover showing a second embodiment of the present invention.

FIG. 5 is an internal side view of an outdoor unit showing a second embodiment of the present invention.

FIG. 6 is an internal configuration diagram of an outdoor unit showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Indoor unit 2 Outdoor unit 3a, 3b Connection piping 3c Drain drain pipe 4 Window 5 Connection valve 6 Drainage tray 7 Placement stand 7a Lower outer wall 8 Base 9 Mounting fixture 10 Housing 10A Outer body 10B Front cover 10b Notch 10c Lock hole 23 , 24 cover 23a, 24a notch 23b, 24b locking piece 23c, 24c locking piece 24d drainage receiving part 23d, 24e connecting part

Claims (7)

[Claims] A plurality of connection valves for connecting a connection pipe from an indoor unit to a front lower portion of a front surface of a housing, and receiving dew water from the connection valve and drain water guided from the indoor unit by a drain drain pipe or the like. A drain tray is protruded, and the front surface of the housing is placed on a mounting table projecting horizontally outward from the lower outer wall of the window with the front side of the housing facing the room, and the connection work such as the connection pipe or the like is performed from the room. An outdoor unit for an air conditioner, wherein a cover for covering the connection valve and its peripheral portion is attached to a front surface of the housing. 2. The outdoor unit of an air conditioner according to claim 1, wherein a bottom side of the cover is opened according to a shape of the drain pan. 3. The outdoor unit of an air conditioner according to claim 1, wherein a drainage receiving portion serving also as the drainage receiving tray is integrally provided on a bottom side of the cover. 4. The outdoor unit of an air conditioner according to claim 1, wherein a notch corresponding to the outer shape of the connection pipe or the like is integrally provided on a top surface of the cover via a connecting portion. 5. The outdoor unit for an air conditioner according to claim 1, wherein a notch corresponding to the outer shape of the connection pipe or the like is integrally provided on a side surface of the cover via a connecting portion. 6. The outdoor unit for an air conditioner according to claim 4, wherein the connecting portion is formed of a thin portion. 7. The outdoor unit of an air conditioner according to claim 1, wherein a locking piece is provided at an open end of the cover, and a locking hole corresponding to the locking piece is provided on a front surface of the housing.