JP2001021178A - Outdoor unit of air conditioner - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To enable the condensed water dropped from a heat exchanger to be smoothly discharged to the outside from a drain pipe attached to a dew tray.
Alternatively, there is provided an outdoor unit of an air conditioner capable of smoothly discharging condensed water guided on a bottom plate to the outside. SOLUTION: An outer body 2 having flanges 1a hanging on four sides is provided.
A knockout portion that becomes an insertion hole b by cutting a plurality of connection pieces is provided adjacent to the water guide hole 8a of the dew receiving tray 8, and a connection portion 13a formed in an approximately L shape and provided at one end is provided in the water guide hole. The condensed water in the dew tray is discharged to the outside by a drain pipe 13 connected to open the knockout portion and the other end inserted into the insertion hole b.

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 discharging condensed water dropped on a dew tray from a heat exchanger to the outside.

[0002]

2. Description of the Related Art As shown in FIG. 1, for example, a conventional outdoor unit of an air conditioner is provided with a partition plate 3 for vertically partitioning a bottom plate 1 on which flanges 1a are hung on four sides and an outer shell 2 is attached. A heat exchanger room 6 having a suction port 4 at the rear and an outlet 5 at the top or front is divided into a compressor room 7, and a dew tray 8 is provided in the heat exchanger room 6 at a lower portion. The heat exchangers 9a and 9b are disposed, the compressor 12 is disposed in the compressor chamber 7, and the condensed water dropped from the heat exchangers 9a and 9b is introduced into the dew tray 8 on the bottom plate 1. The bottom plate 1 is provided with a hole 8a.
The condensed water guided upward was discharged to the outside along the flange 1a.

However, since condensed water discharged along the flange 1a flows out around the bottom plate 1, when the outdoor unit main body is installed at, for example, an entrance or a balcony, it becomes unsanitary. It had the problem of damaging the housing environment.

In the case where the outer shell 2 is brought into contact with the flange 1a and screwed, the condensed water guided onto the bottom plate 1 is smoothly discharged from between the flange 1a and the outer shell 2. There was a problem that it was not discharged.

[0005]

In the present invention, in view of the above problems, condensed water dropped from a heat exchanger can be smoothly discharged to the outside from a drain pipe attached to a dew tray, or It is an object of the present invention to provide an outdoor unit of an air conditioner capable of smoothly discharging condensed water guided on a bottom plate to the outside.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention comprises a bottom plate on which a flange is provided on four sides and an outer shell is attached, and a suction plate is provided at a rear portion by a partition plate which vertically separates the bottom plate. Alternatively, a heat exchanger chamber having an outlet at the front and a compressor chamber are partitioned, and a heat exchanger having a dew tray at a lower portion is disposed in the heat exchanger chamber, and a compressor is provided in the compressor chamber. In an outdoor unit of an air conditioner, provided with a water introduction hole for guiding condensed water dropped from the heat exchanger to the dew tray on the bottom plate, a plurality of connection pieces are cut into the outer body. A knockout part which becomes an insertion hole is provided adjacent to the water guide hole, and a connection part formed in a substantially L-shape and provided at one end is connected to the water guide hole, the knockout part is opened, and the other end is inserted through the knockout part. A drain pipe inserted into the hole drains the condensed water in the dew tray outside. And it has a configuration which is adapted to.

[0007] The connecting portion may include a fitting groove formed on one side of the drainage pipe corresponding to a peripheral edge of the water guide hole, and the fitting groove may be fitted to a peripheral edge of the water guide hole. Connection.

Further, the outer peripheral portion of one end of the drain pipe is formed to have a tapered shape.

Further, the water receiving hole and a concave portion for lowering the peripheral edge thereof are continuously formed in the dew receiving tray, and when the fitting groove is fitted to and connected to the peripheral portion of the water guiding hole, the drainage pipe is closed. One end is flush with or lower than the dew tray.

[0010] Further, the dew tray is provided at a rear portion of the heat exchanger chamber, and the knockout portion is provided at a rear side of the outer shell.

Further, the dew tray is provided at the front of the heat exchanger chamber, and the knockout portion is provided at the front side of the outer shell.

[0012] Further, a plurality of the water guide holes and the knockout portions are provided.

A heat exchanger chamber provided with a suction port at the rear by a partition plate for partitioning up and down on a bottom plate having flanges on four sides and covering the outer shell, and a blow port at the top or front; And a heat exchanger provided with a dew tray at the lower part of the heat exchanger chamber, a compressor disposed in the compressor chamber, and dropped on the dew tray from the heat exchanger. In the outdoor unit of the air conditioner, which is provided with a water guide hole for guiding condensed water onto the bottom plate and a discharge unit for discharging the condensed water guided from the water guide hole to the bottom plate, the discharge unit includes: The flange is bent downward, and is formed of a drain groove having a substantially concave cross-section formed in the flange, and the condensed water on the bottom plate is discharged from the drain groove to the outside. ing.

Further, a plurality of the drain grooves are provided.

Further, an extension portion extending substantially in the horizontal direction is continuously formed at a lower end of the flange constituting the discharge portion.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention will be described below as examples based on the attached drawings. FIG. 1 and FIG.
(A) and FIG. 2 (B), FIG. 3 (A) and FIG.
As shown by (B), 1 is a bottom plate constituting the outdoor unit of the air conditioner, 1a is a flange suspended on four sides of the bottom plate 1,
2 is an outer shell attached to the bottom plate 1 having the same flange 1a, 3
Is a partition plate for vertically dividing the inside of the outer shell 2, 4 is a suction port provided at a rear portion of the outer shell 2, 5 is an outlet provided at an upper part, 6 is the partition plate inside the outer shell 2. A partitioned heat exchanger chamber, 7 is a compressor chamber, 9a and 9b are heat exchangers arranged in a substantially V shape in the heat exchanger chamber 6, and 8 is a lower part of the heat exchangers 9a and 9b. Dew trays provided with water guide holes 8a for guiding condensed water on the bottom plate 1, 10 and 11 are blower fans and fans provided on the upper portions of the heat exchangers 9a and 9b with the air outlets 5 facing. The motor 12 is a compressor mounted on the bottom plate of the compressor chamber 7.

As shown in FIG. 2 (A),
A knockout portion 2a, which becomes an insertion hole b by cutting a plurality of connection pieces a, is provided adjacent to the water guide hole 8a.
A connecting portion described below formed at one end and provided at one end is connected to the water guide hole 8a, the knockout portion 2a is opened, and the other end is inserted into the insertion hole b. It is configured to discharge the condensed water inside to the outside, thereby, as in the above-described prior art, even when the outdoor unit main body is installed at the entrance or on the balcony, for example. By performing drainage treatment according to the situation, for example, by connecting a drain hose (not shown) to the drain pipe 13, the problem of unsanitary or damaging the housing environment is prevented. Structure.

Further, one end of the drain pipe 13 is connected to the water guide hole 8a.
As shown in FIGS. 3 (A) and 3 (B), the connecting portion connected to the drain pipe corresponds to the peripheral portion of the water guide hole 8a.
13 includes a fitting groove 13a formed on one side thereof.
a is fitted to and connected to the periphery of the water guide hole 8a, so that one end of the drain pipe 13 can be easily and accurately connected to the water guide hole 8a. Structure.

Further, the outer peripheral portion 13b at one end of the drain pipe 13 is formed to have a tapered shape so that one end of the drain pipe 13 can be more easily fitted and connected to the water guide hole 8a. Has become.

The water receiving hole 8a and the concave portion c for lowering the peripheral edge thereof are continuously formed in the dew receiving tray 8, and the fitting groove 13a is fitted to and connected to the peripheral edge of the water guiding hole 8a. ,
One end of the drain pipe 13 is configured to be flush with or lower than the dew tray 8, so that the condensed water in the dew tray 8 does not remain. 13 makes it possible to discharge more effectively.

Further, as shown in FIG. 1, the dew receiving tray 8 is provided at the rear of the heat exchanger chamber 6 and the knockout portion 2a is provided at the back side of the outer shell 2, so that the drainage is prevented. The pipe 13 is led out to the back side of the outer shell 2 so as to be able to perform drainage treatment.
In this case, the drain pipe 13 and a drain hose (not shown) connected to the drain pipe 13 are located on the back of the outdoor unit main body, and these drain pipes 13 and the drain hose (not shown) stand out. There is no structure.

Although not shown, the dew receiving tray 8 is provided at the front of the heat exchanger chamber 6 and the knockout portion 2a is provided at the front side of the outer shell 2. Is led out to the front side of the outer body 2 so that drainage treatment can be performed. In this case, the drain pipe 13 and a drain hose (not shown) connected to the drain pipe 13 are located on the front surface of the outdoor unit main body, and a drain hose (not shown) can be easily connected to the drain pipe 13. The structure is as described above. The drain 13
And a drain hose (not shown) connected to it is located at the front of the outdoor unit body, or
Whether to select and install the one located on the back may be selected according to the installation location of the outdoor unit main body, the method of drainage treatment, and the like.

Further, by providing a plurality of the water guide holes 8a and the plurality of knockout portions 2a, the drain pipe 13 and a drain hose (not shown) connected to the drain pipe 13 can be selectively provided at arbitrary positions. Because it is possible, it has a convenient configuration that facilitates installation work.

The water guide hole is provided in the bottom plate 1.
The discharge part that discharges the condensed water derived from 8a to the outside is shown in FIG.
As shown in (B), the flange 1a bent downward.
And a drain groove 1b formed in the flange 1a and having a substantially concave cross-section, and configured to discharge condensed water on the bottom plate 1 from the drain groove 1b to the outside. As a result, unlike the related art described above, a structure that prevents condensed water guided onto the bottom plate 1 from being smoothly discharged to the outside from between the flange 1a and the outer shell 2. Become.

The provision of the plurality of drain grooves 1b allows the condensed water guided from the plurality of drain grooves 1b to the bottom plate 1 to be discharged to the outside more smoothly. .

Further, the condensed water guided from the plurality of drain grooves 1b is further formed by continuously forming an extending portion 1c extending substantially in the horizontal direction at the lower end of the flange 1a forming the discharging portion. It is configured to be able to discharge smoothly to the outside.

With the above structure, as shown in FIG. 1, FIG. 2 (A) and FIG. 2 (B), and FIG. 3 (A) and FIG. As shown in (A), a knockout portion 2a which becomes an insertion hole b by cutting a plurality of connection pieces a is provided adjacent to the water guide hole 8a, and is formed in a substantially L-shape and provided at one end. A connecting portion including a fitting groove 13a is connected to the water guide hole 8a, and the knockout portion 2a
The condensed water in the dew tray 8 is discharged to the outside by the drain pipe 13 whose other end is inserted through the insertion hole b, so that, for example, at the entrance, Even when the outdoor unit body is installed on a balcony or the like, by performing drainage treatment according to the situation by connecting a drainage hose (not shown) to the drainage pipe 13,
An outdoor unit of an air conditioner that does not cause the problem of becoming unsanitary or damaging the housing environment.

[0028]

As described above, according to the present invention, the condensed water dropped from the heat exchanger can be smoothly discharged to the outside from the drain pipe attached to the dew tray, or the condensed water guided to the bottom plate can be discharged. An outdoor unit of an air conditioner that can smoothly discharge water to the outside.

[Brief description of the drawings]

FIG. 1 is a sectional view of an outdoor unit of an air conditioner according to the present invention and a conventional example.

FIG. 2 is an explanatory view of an outdoor unit of an air conditioner according to the present invention;
(A) is a perspective view of a main part, and (B) is an enlarged view of a main part.

FIG. 3 is an explanatory view of a main part of an outdoor unit of an air conditioner according to the present invention, wherein (A) is an exploded perspective view and (B) is a sectional view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bottom plate 1a Flange 1b Drainage groove 1c Extension part 2 Outer trunk 2a Knockout part 3 Partition plate 4 Inlet 5 Outlet 6 Heat exchanger room 7 Compressor room 8 Dew tray 8a Water inlet 9a, 9b Heat exchanger 10 Blower fan 11 Fan motor 12 Compressor 13 Drain pipe 13a Drain pipe fitting groove 13b Outer end of one end of drain pipe a Connection piece b Insertion hole c Recess

Claims (10)

[Claims] 1. A heat exchanger chamber having a suction port at the rear by a partition plate that vertically separates a bottom plate having flanges on four sides to which an outer shell is attached, and a blow port at the top or front, And a heat exchanger provided with a dew tray at the lower part of the heat exchanger chamber, a compressor disposed in the compressor chamber, and dropped on the dew tray from the heat exchanger. In an outdoor unit of an air conditioner provided with a water guide hole for introducing condensed water onto the bottom plate, a knockout portion serving as an insertion hole by cutting a plurality of connection pieces on the outer body is provided adjacent to the water guide hole. Provided,
A connection part formed in a substantially L-shape and provided at one end is connected to the water guide hole, and the condensed water in the dew tray is drained by a drain pipe that opens the knockout part and the other end is inserted through the insertion hole. An outdoor unit of an air conditioner characterized by discharging to the outside. 2. The connector according to claim 1, wherein the connection portion includes a fitting groove formed on one side of the drain pipe corresponding to a peripheral portion of the water guide hole,
The outdoor unit for an air conditioner according to claim 1, wherein the fitting groove is fitted to and connected to a peripheral portion of the water guide hole. 3. The outdoor unit of an air conditioner according to claim 2, wherein an outer peripheral portion of one end of the drain pipe is formed in a tapered shape. 4. The water receiving hole and the concave portion for lowering the peripheral edge thereof are continuously formed in the dew receiving tray, and when the fitting groove is fitted to and connected to the peripheral edge of the water guiding hole, the drainage pipe is closed. The outdoor unit of an air conditioner according to claim 2 or 3, wherein one side end is flush with or lower than the dew tray. 5. The dew tray is provided at a rear portion of the heat exchanger chamber, and the knockout portion is provided at a rear side of the outer shell.
An outdoor unit of the air conditioner according to item 1. 6. The apparatus according to claim 1, wherein the dew tray is provided at a front portion of the heat exchanger chamber, and the knockout portion is provided at a front side of the outer shell.
An outdoor unit of the air conditioner according to item 1. 7. The outdoor unit for an air conditioner according to claim 1, wherein a plurality of the water guide holes and the plurality of knockout portions are provided. 8. A heat exchanger chamber provided with a suction port at the rear by a partition plate that vertically separates a bottom plate having flanges on four sides and covering an outer shell, and a blow port at the top or front, And a heat exchanger provided with a dew tray at the lower part of the heat exchanger chamber, a compressor disposed in the compressor chamber, and dropped on the dew tray from the heat exchanger. An outdoor unit for an air conditioner, comprising: a water introduction hole for guiding condensed water onto the bottom plate; and an exhaust unit for discharging the condensed water introduced from the water introduction hole to the outside on the bottom plate, wherein the discharge unit comprises: It is constituted by the flange bent downward, and a drain groove having a substantially concave cross section formed in the flange, and the condensed water on the bottom plate is discharged from the drain groove to the outside. Outdoor unit of the air conditioner. 9. The outdoor unit of an air conditioner according to claim 8, wherein a plurality of the drain grooves are provided. 10. The outdoor unit of an air conditioner according to claim 8, wherein an extension portion extending substantially in a horizontal direction is continuously formed at a lower end of the flange forming the discharge portion.