JP3531275B2 - Outdoor unit of air conditioner - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor unit for an air conditioner, and more particularly to a reactor mounting structure for improving a power factor during frequency conversion.

[0002]

2. Description of the Related Art An outdoor unit of a conventional air conditioner has a compressor chamber in which a compressor 3 is provided, a heat exchanger 4 and a blower 6 provided in a main body 1 as shown in FIGS. A partition plate 2 for partitioning the heat exchanger chamber, a pair of left and right substantially L-shaped holding pieces 2a provided on the partition plate 2 facing the heat exchanger 4, and provided above the holding piece 2a. A pair of left and right first screw holes 2c, a side plate 5 provided on one side of the heat exchanger 4, and a front end of the side plate 5 facing the one side front surface of the heat exchanger 4 and bent into a substantially L shape. The bent flange 5a, the second screw hole 5b provided in the flange 5a, the insertion hole 2b provided in the partition plate 2 corresponding to the second screw hole 5b, and the holding piece 2a are held. A screw having a mounting part and a reactor 7 having a mounting hole corresponding to the first screw hole 2c in the mounting part, and having the insertion hole 2b inserted therethrough.
8a is screwed into the second screw hole 5b to fix one side of the partition plate 2 to the side plate 5, and then the holding piece 2a holds the lower end of the mounting portion of the reactor 7, In this configuration, the reactor 7 is fixed to the partition plate 2 by being screwed into the first screw hole 2c with the screw 8b inserted through the mounting hole. In the above configuration, the strength is insufficient when the reactor 7 is fixed only to the thin partition plate 2, so that it is necessary to reinforce the mounting strength by providing a reinforcing member (not shown). There is a problem that it is disadvantageous in terms of cost and workability is deteriorated.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object thereof is to provide an outdoor unit of an air conditioner with improved mounting strength for mounting a reactor and workability thereof. To do.

[0004]

In order to solve the above problems, the present invention faces a partition plate for partitioning the inside of the main body into a compressor chamber and a heat exchanger chamber, and a heat exchanger provided in the heat exchanger chamber. And a pair of left and right substantially L-shaped holding pieces provided on the partition plate, first screw holes and insertion holes provided in left and right pairs above the holding pieces, and on one side of the heat exchanger. A side plate provided, a flange formed by bending a front end of the side plate to face the one side front surface of the heat exchanger, a second screw hole provided in the flange corresponding to the insertion hole, and the holding piece. And a reactor having a mounting hole corresponding to the first screw hole and the insertion hole in the mounting portion, the lower end of the mounting portion being held by the holding piece, and the mounting hole Is screwed into the first screw hole with a screw inserted through, and the screw is inserted through the attachment hole and the insertion hole. And screwed into two screw holes, characterized in that fixing the reactor to the partition plate. Further, the first screw hole is provided with a protruding portion protruding rearward. Also, the protrusion is formed integrally with the flange. Further, a partition plate for partitioning the inside of the main body into a compressor chamber and a heat exchanger chamber, and a pair of left and right substantially L-shaped holding pieces provided on the partition plate facing the heat exchanger provided in the heat exchanger chamber. A pair of left and right insertion holes provided above the holding piece, a side plate provided on one side of the heat exchanger, and a front end of the side plate facing the one side front surface of the heat exchanger and bent. Flange, an extension portion provided at the end of the flange, a pair of first screw holes provided in the flange and the extension portion corresponding to the insertion hole, and an attachment portion held by the holding piece , And a reactor having mounting holes corresponding to the insertion hole and the first screw hole in the mounting portion, the lower end of the mounting portion is held by the holding piece, and the mounting hole and the insertion hole are inserted. It is characterized in that the reactor is fixed to the partition plate by being screwed into the first screw hole. Further, the extending portion is integrally formed with the flange. Further, the pair of first screw holes are respectively provided with protrusions protruding rearward. Furthermore, the protrusion is integrally formed with the flange and the extension.

[0005]

With the above-described structure, the outdoor unit of the air conditioner is improved in the mounting strength of the reactor and the workability of the mounting work.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment according to the present invention will be described in detail below with reference to the drawings. 1, FIG. 2 (A) (B), FIG.
In (A) and (B), 1 is the outdoor unit main body, 2 is the main body 1
A partition plate that divides the interior into a compressor room and a heat exchanger room. 2a
As shown in FIG. 2A as one embodiment and FIG. 3A as another embodiment, the partition plate 2 holds the lower end of a mounting portion of a reactor, which will be described later, on the partition plate 2. Two
And a pair of substantially L-shaped holding pieces integrally formed with the holding pieces. 2b
As shown in FIG. 2A as one embodiment and FIG. 3A as another embodiment, is provided on a substantially L-shaped flange formed by bending a side plate described later on the partition plate 2. It is a through hole provided corresponding to a screw hole described later. By inserting a screw described later into the through hole 2b and screwing it into a screw hole described later provided in a flange described later, one side of the partition plate 2 can be fixed to a side plate described later. As shown in FIG. 2A as one embodiment and FIG. 3A as another embodiment, 2c is a partition plate above the holding piece 2a corresponding to a mounting hole of a reactor described later. 2 is an insertion hole. As shown in FIG. 2 (A) as one embodiment, 2d is a partition plate 2 above the holding piece 2a corresponding to a mounting hole of a reactor which will be paired with the insertion hole 2c.
It is the first screw hole provided in the. With the above configuration, as shown in FIG. 2A as an example, a side plate described later is provided on a flange formed by bending with a screw described below that is inserted through a mounting hole of the reactor described later and the insertion hole 2c. Screw into the second screw hole. As a result, as compared with fixing the reactor described later only to the partition plate 2, since the partition plate 2 and the side plate described later are engaged with the bent flange, the mounting strength is improved and A single screw for fixing the partition plate 2 to a flange formed by bending a side plate, which will be described later, is eliminated to improve workability. Further, in the above-mentioned configuration, as shown in FIG. 3A as another embodiment, a side plate described later is bent to a flange formed by bending a side plate described later by a mounting hole of a reactor described later and a screw described later inserted through the insertion hole 2c. The second screw hole described below is provided, and the second screw hole described below is provided in an extending portion described later of the flange. As a result, in comparison with fixing the reactor described later only to the partition plate 2,
Since the partition plate 2 and the flange formed by bending the side plate described later and the extended portion described later of the flange are engaged with each other, the mounting strength is further improved, and the side plate described later is attached to the partition plate 2. The number of screws to be screwed and fixed to the bent flange is reduced to improve workability. Reference numeral 3 is a compressor provided in a compressor chamber in which the inside of the main body 1 is partitioned by the partition plate 2. Reference numeral 4 denotes a heat exchanger provided in a heat exchanger chamber in which the inside of the main body 1 is partitioned by the partition plate 2. Reference numeral 5 is a side plate provided on a side portion of the heat exchanger 4. 5a is shown in FIG. 2 as an example.
As shown in (A) and FIG. 3 (A) as another embodiment, a flange formed in a substantially L-shape is formed at the front end of the side plate 5 so as to face the one front surface of the heat exchanger 4. is there. 5b is
As shown in FIG. 2A as one embodiment and FIG. 3A as another embodiment, screw holes provided in the flange 5a corresponding to the through holes 2b provided in the partition plate 2 are shown. Is.
By screwing a screw, which will be described later, inserted through the through hole 2b into the screw hole 5b, one side of the partition plate 2 can be fixed to the flange 5a formed by bending the side plate 5. There is. As shown in FIG. 2A as an example, 5c is a second screw hole provided in the flange 5a corresponding to the insertion hole 2c provided in the partition plate 2. The second screw hole
The reactor described below is engaged with the flange 5a formed by bending the partition plate 2 and the side plate 5 by screwing the below-described screw inserted through the mounting hole of the reactor described below and the insertion hole 2c to 5c. And the partition plate 2 can be fixed to the flange 5a. As a result, one screw for fixing the partition plate 2 to the flange 5a formed by bending the side plate 5 can be eliminated and the workability can be improved. Incidentally, a screw to be described later inserted through the through hole 2b is screwed to the screw hole 5b, and then a screw to be described later inserted through a mounting hole of the reactor and the insertion hole 2c described later into the second screw hole 5c. By adopting the screwing work procedure, the partition plate 2 is fixed to the flange 5a, so that a reactor described later can be mounted in a stable state. As shown in FIG. 3 (A) as another embodiment, 5d is an extending portion integrally formed by extending the tip of the flange 5a formed by bending the side plate 5. The extension part
Since 5d is formed integrally with the flange 5a formed by bending the side plate 5, it has a cost-effective configuration. Further, the extending portion 5d is provided with a second screw hole 5c corresponding to a pair of mounting holes of a reactor which will be described later and forming a pair with the second screw hole 5c. As a result, the flange 5a and the extension 5d are provided with the pair of second screw holes 5c, so that a pair of mounting holes of the reactor to be described later and a screw to be described later that has been inserted through the insertion hole 2c. The flange 5a and the extension portion by screwing the
Since it can be fixed in a state in which it is engaged with the 5d, the mounting strength is further improved. 5e is shown in FIG. 2 as an example.
As shown in (B), the side plate 5 is a projecting portion integrally projecting rearward into the second screw hole 5c provided in the flange 5a formed by bending. By integrally forming the projecting portion 5e with the second screw hole 5c provided in the flange 5a, a cost-effective configuration is achieved, and a screw described later is screwed into the second screw hole 5c. The structure is such that the mounting strength of the reactor described later can be improved. In addition, the protrusion 5e is shown in FIG.
As shown in (B), the pair of second screw holes 5c provided in the flange 5a formed by bending the side plate 5 and the extending portion 5d are integrally projected rearward. It is a protruding part. The protrusion 5e is provided with the flange 5a and the extension 5d.
By being integrally formed with the pair of second screw holes 5c provided in and, the structure is advantageous in terms of cost, and a screw to be described later is screwed and attached to the second screw hole 5c. It is designed to improve the mounting strength of the reactor. Reference numeral 6 denotes a blower provided in a heat exchanger chamber in which the inside of the main body 1 is partitioned by the partition plate 2. FIG. 7 shows FIG. 2A as one embodiment and FIG. 3 as another embodiment.
As described based on (A), the reactor includes a mounting portion having a pair of mounting holes corresponding to the insertion hole 2c and / or the first screw hole 2d. The reactor 7
Is composed of an iron core welded or adhesively fixed to the mounting portion and a coil wound around the iron core, and is electrically conducted to the frequency converter by a lead wire derived from the coil,
The blower 6 and the compressor 3 are driven by the frequency-converted current by the same frequency converter and the reactor 7, the air is sent by the blower 6 and the refrigerant is sent by the compressor 3 to the heat exchanger 4, respectively. It is configured to perform heat exchange. Further, the lower end of the mounting portion of the reactor 7 is held by the holding piece 2a, and then, as described above, the first screw hole 2d is formed by a screw described later that is inserted through the mounting hole and the insertion hole 2c. And / or the second screw hole 5c is screwed into the partition plate 2 and the side plate 5, and the flange 5a is formed by bending the partition plate 2 and the side plate 5 to be mounted with improved mounting strength. There is. 8a is shown in FIG. 2A as one embodiment and FIG. 3 as another embodiment.
As shown in (A), the through hole 2b is inserted and the screw hole 5b is inserted.
It is a screw that is screwed to. 8b is shown in FIG. 2 as an example.
As shown in (A) and FIG. 3 (A) as another embodiment, it is a screw that is inserted into the attachment hole of the reactor 7 and the insertion hole 2c and screwed into the second screw hole 5c. . 8c
As shown in FIG. 2A as an example, is a screw that is inserted into the attachment hole of the reactor 7 and screwed into the first screw hole 2d. Alternatively, as shown in FIG. 3 (A) as another embodiment, the screw 8c is a screw that is inserted into the attachment hole of the reactor 7 and the insertion hole 2c and is screwed into the second screw hole 5c. Is.

With the above configuration, as an example, FIG.
As shown in (A) and (B), the screw 5a inserted through the through hole 2b is screwed into the screw hole 5b, and one side of the partition plate 2 is formed by bending the side plate 5 to form the flange 5a. Then, the lower end of the mounting portion of the reactor 7 is held by the holding piece 2a, and the screw 8c inserted through the mounting hole of the reactor 7 is screwed into the first screw hole 2d. The screw 8b inserted through the attachment hole of the reactor 7 and the insertion hole 2c is screwed into the second screw hole 5c to fix the reactor 7 in the state of being engaged with the partition plate 2 and the flange 5a. ,
The partition plate 2 is fixed to the flange 5a. As a result, the reactor 7 is connected to the partition plate 2 and the flange.
By fixing in a state of being engaged with 5a to improve its attachment strength, and by screwing the screw 8b inserted through the attachment hole of the reactor 7 and the insertion hole 2c into the second screw hole 5c, The number of screws for attaching the partition plate 2 to the flange 5a can be reduced, and the outdoor unit of the air conditioner is improved in workability. In addition, according to the above configuration, as another embodiment, as shown in FIGS. 3A and 3B, the screw 8a having the through hole 2b inserted therein is screwed into the screw hole 5b so that the partition plate 2 The flange 5a whose side is formed by bending the side plate 5
Then, the lower end of the mounting portion of the reactor 7 is held by the holding piece 2a, and the screw 8b and the screw 8c which are inserted through the pair of mounting holes of the reactor 7 and the insertion hole 2c are attached to the second The reactor 7 is attached to the partition plate 2 by screwing into the screw hole 5c.
The partition plate 2 is fixed while being engaged with the flange 5a, and the partition plate 2 is fixed to the flange 5a. As a result, the reactor 7 is fixed in a state of being engaged with the partition plate 2 and the flange 5a to further improve its attachment strength, and the screw 8b inserted through the attachment hole of the reactor 7 and the insertion hole 2c. By screwing into the second screw hole 5c, one screw for attaching the partition plate 2 to the flange 5a can be eliminated, and the outdoor unit of the air conditioner with improved workability is obtained.

[0008]

As described above, according to the present invention, the outdoor unit of the air conditioner is improved in the mounting strength of the reactor and the workability of the mounting work.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an outdoor unit of an air conditioner according to the present invention.

FIG. 2 is an explanatory view of a main part showing an embodiment of an outdoor unit of an air conditioner according to the present invention, FIG. 2A is a perspective view of the main part, and FIG. is there.

FIG. 3 is a main part explanatory view showing another embodiment of the outdoor unit of the air conditioner according to the present invention, (A) is a perspective view of the main part, and (B) is a sectional view taken along line AA shown in (A). Is.

FIG. 4 is a cross-sectional view showing an outdoor unit of an air conditioner according to a conventional example.

FIG. 5 is a perspective view of a main part of an outdoor unit of an air conditioner according to a conventional example.

[Explanation of symbols]

1 Air conditioner outdoor unit 2 partition boards 2a holding piece 2b through hole 2c insertion hole 2d first screw hole 3 compressor 4 heat exchanger 5 side plates 5a flange 5b screw hole 5c Second screw hole 5d extension part 5e protrusion 6 blower 7 reactor 8a screw 8b screw 8c screw

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Claims (2)

(57) [Claims] 1. A partition plate for partitioning the main body into a compressor chamber and a heat exchanger chamber, and a pair of left and right substantially L-shaped members provided on the partition plate facing the heat exchanger provided in the heat exchanger chamber. Holding piece, a first screw hole and a through hole provided in a pair on the left and right above the holding piece, a side plate provided on one side of the heat exchanger, and a front end of the side plate with the heat exchanger. A flange formed so as to be opposed to the front surface on one side, a second screw hole provided corresponding to the insertion hole in the flange, a mounting portion held by the holding piece, and the first portion in the mounting portion. It consists of a reactor provided with a mounting hole corresponding to the one screw hole and the insertion hole, the lower end of the mounting portion is held by the holding piece, screwed to the first screw hole with a screw inserted through the mounting hole, A screw inserted through the attachment hole and the insertion hole is screwed into the second screw hole to fix the reactor to the partition plate. An outdoor unit of an air conditioner characterized by and. 2. A partition plate for partitioning the main body into a compressor chamber and a heat exchanger chamber, and a pair of left and right substantially L-shaped members provided on the partition plate facing the heat exchanger provided in the heat exchanger chamber. Holding piece, a pair of left and right insertion holes provided above the holding piece, a side plate provided on one side of the heat exchanger, and a front end of the side plate facing the one side front surface of the heat exchanger. A flange formed by bending, an extension portion provided at the tip of the flange, a pair of first screw holes provided in the flange and the extension portion corresponding to the insertion hole, and retained by the holding piece. And a reactor having a mounting hole corresponding to the insertion hole and the first screw hole in the mounting portion, the lower end of the mounting portion being held by the holding piece, and the mounting hole and the insertion hole. Air that is characterized in that the reactor is fixed to the partition plate by being screwed into the first screw hole with a screw inserted through An outdoor unit of a harmony machine.