JP3503582B2 - Electrical equipment box for air conditioner - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to an electrical component box for an air conditioner.

[0002]

2. Description of the Related Art As shown in FIG. 10, an electric component box 50 for an air conditioner is installed in an outdoor unit casing 51. That is,
In the outdoor unit casing 51, a machine room 52 in which a compressor (not shown) is housed and a wind passage chamber 53 in which a fan (not shown) is housed are partitioned by a partition plate 54, and the electrical equipment box 50 is provided.
Spans the machine room 52 and the wind passage room 53, and the partition plate 5
Placed on the 4th.

That is, in order to prevent sound leakage, water intrusion, etc., it is necessary to shut off the machine room 52 and the air passage room 53. In this electrical equipment box 50, the machine room 52 is located above the partition 54.
And the air passage chamber 53 are separated from each other. However, electrical component box 5
When the width dimension (dimension in the depth direction) _{0 of 0} is substantially the same as the partition width dimension w ₁ of the partition plate 52, the upper end of the partition plate 54 is shown in FIG.
0, but the width dimension (depth direction dimension) w _{0 of} the electrical component box 50 is the partition width dimension w of the partition plate 54.
If it is smaller than ₁ , as shown in FIG.
4, the vertical piece 55 was raised from the upper end, and the gap formed between the machine room 52 and the air passage chamber 53 was closed by the vertical piece 55.

[0004]

Therefore, as shown in FIG. 10, if the configuration in which the vertical piece 55 is not formed is adopted and the outdoor unit is large in size, the
It also becomes necessary to increase the size of the electrical component box 50. However, in general, when transported from a factory or the like, there is a restriction on the transportation form (delivery form) in the electrical component box 50 having a large size.

Further, as shown in FIG. 11, when the vertical piece 55 is raised from the upper end of the partition plate 52, the vertical piece 55 is connected to the upper end of the partition plate 52, and therefore the partition plate 52 is formed.
The overall size of the becomes large and the cost becomes high,
There is a drawback that the work of assembling the electrical component box 50 is also troublesome.

The present invention has been made in order to solve the above-mentioned conventional drawbacks, and its purpose is to be able to cope with two types of outdoor units, large and small, and there is a restriction on the transportation mode (delivery mode). The present invention is to provide an electric component box of an air conditioner that can prevent sound leakage, water intrusion, and the like without performing the above operation, and further reduce the manufacturing cost as an outdoor unit to be incorporated.

[0007]

Therefore, in the electrical component box of the air conditioner according to the first aspect of the present invention, a partition plate 5 is provided for the machine room 6 in which the compressor is housed and the air passage room 7 in which the fan is housed. In the partitioned outdoor unit casing 4, an electrical component box of an air conditioner that is disposed on the partition plate 5 across the machine chamber 6 and the air passage chamber 7, and is a closed state on the side wall 3. Then, a swing piece 10 which is a part of the side wall 3 and a part of the partition plate 5 in the opened state is provided.

In the electric component box of the air conditioner according to the first aspect, when the rocking piece 10 is closed, the rocking piece 10 becomes a part of the side wall 3 of the electric component box and has a small size. It can correspond to the outdoor unit casing 4. Further, in the case of the outdoor unit casing 4 having a large size, if the closed casing is used, the width dimension W ₀ of the electrical equipment box is smaller than the width dimension W _{1 of} the partition plate 5, so that the machine above the partition plate 5 is used. There is a gap that connects the chamber 6 and the air passage chamber 7 to each other. However, if the rocking piece 10 is used in an open state, the rocking piece 10 becomes a part of the partition plate 5 and the gap is closed. It can be closed by the rocking piece 10. That is, one type of size can accommodate large and small outdoor unit casings 4. Moreover, in any case, the machine room 6 and the air passage room 7 can be cut off above the partition plate 5, and it is possible to reliably prevent sound leakage and water intrusion. Further, the swing piece 10
When is closed, there is no portion projecting from the side wall 3, and the electrical component box 1 can be easily transported, and the transportation cost can be reduced. Moreover, since it is not necessary to provide an uneven portion on the upper end of the partition plate 5, the upper end can be made flat, and the partition plate 5 is easier to manufacture than the conventional one of FIG. Can be reduced.

Further, the electric component box of the air conditioner according to a second aspect of the invention is characterized in that it is provided with a closed state lock means H for holding the closed state of the rocking piece 10.

In the electric component box of the air conditioner according to the second aspect of the present invention, the closed state of the rocking piece 10 can be reliably maintained, the transportation work is facilitated, and the width dimension W ₀ of the partition plate 5 is set. Assembling work to the outdoor unit casing 4 having substantially the same width dimension W ₁ is stable, and sound leakage and water infiltration do not occur after assembling.

The electrical equipment box for an air conditioner according to a third aspect of the present invention is characterized in that it is provided with an open state lock means K for holding the open state of the rocking piece 10.

In the electric component box of the air conditioner according to the third aspect of the present invention, the open state of the rocking piece 10 can be reliably maintained, and the width dimension W ₀ (depth dimension) of the partition plate 5 is W _1. The work of assembling to the smaller outdoor unit casing 4 is stable, and sound leakage and water intrusion do not occur after the assembly.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Next, specific embodiments of an outdoor unit for an air conditioner according to the present invention will be described in detail with reference to the drawings. FIG. 1 shows an electric component box 1 according to the present invention. The electric component box 1 includes a rectangular plate-shaped bottom wall 2 and the bottom wall 2.
And a side wall 3 which is provided upright from the outer peripheral edge of the outdoor unit casing, as shown in FIG.

First, as shown in FIG. 2, the outdoor unit casing 4 has a partition 5 for a machine chamber 6 in which a compressor (not shown) and the like and a fan (not shown) and the like are stored. The electrical equipment box 1 is separated into the passage room 7 and the partition plate 5
Placed on top. That is, the electrical component box 1 is arranged above the partition plate 5 so as to straddle the machine room 6 and the air passage room 7.

By the way, as shown in FIG. 1, the electrical component box 1
The side wall 3 of the long side has long walls 8 and 8 and the short side has short walls 9.
9, a long wall 8 on one side, in this case, the long wall 8 on the front surface side of the casing, is provided with a swing piece 10 capable of swinging about a vertical axis. That is, an opening 11 is provided in a part of the long wall 8, and the swinging piece 10 closes the opening 11 as shown in FIG. 1A in the closed state and as shown in FIG. 1B in the opened state.
As shown in, the electrical component box 1 is opened in a direction orthogonal to the longitudinal direction.

That is, the outdoor unit casing 4 is small,
When the width dimension W ₀ is substantially the same as the partition width dimension W ₁ of the partition plate 5, the rocking piece 10 is placed in a part of the side wall 3 (specifically, in the closed state shown in FIG. 1A). One of the long walls 8). Then, if the electrical component box 1 in this state is used and incorporated in the outdoor unit casing 4, the electrical component box 1 blocks the machine room 6 and the air passage chamber 7 above the partition plate 5, It is possible to prevent sound leakage and water intrusion.

As shown in FIG. 2, when the outdoor unit casing 4 is large and the width dimension W ₀ is smaller than the partition width dimension W ₁ of the partition plate 5, the open state is shown in FIG. 1 (b). In the state shown in (), the swinging piece 10 becomes a part of the partition plate 5. That is, the swinging piece 10 serves as the vertical piece 55 shown in FIG. 11 of the related art, and the machine room 6 and the air passage room 7 are cut off above the partition plate 5, and the sound is generated. It is possible to prevent leakage of water and infiltration of water.

Therefore, it is possible to deal with the outdoor unit casings 4 of one size and two sizes. In particular, at the time of transportation, if the state shown in FIG. 1A is provided, there is no protruding portion from the side wall 3, and it can be transported compactly.
Moreover, when the width dimension W ₀ is smaller than the width dimension W ₁ of the partition plate 5, the size can be adjusted by swinging the swinging piece 10 outward from the closed state (folded state). , Stable work at the assembly site.

Next, a more specific structure will be described with reference to FIGS. In this case, the oscillating piece 10 has
As shown in FIG. 9, a main body portion 13, a lower protruding piece portion 14 that extends horizontally from the lower end of the main body portion 13, and an upper protruding piece portion 15 that extends vertically from the upper end of the main body portion 13 are provided. . In addition, the protruding piece portion 1 is provided on one end side of the main body portion 13.
6 is provided, and a pair of upper and lower shafts 17, 17 serving as a swing axis center.
Are provided on the protruding piece portion 16.

The shafts 17, 17 are vertically symmetrically arranged at a predetermined interval and are composed of disk portions 18, 18 and tapered taper portions 19, 19 connected to the disk portions 18, 18, respectively. As shown, the cylindrical portion 2 provided on the long wall 8
It is rotatably inserted into 0. It should be noted that each shaft 17, 17 is provided with a stepped portion 21, 21, and locking pieces 22, 22 provided on the long wall 8 are locked to the stepped portion 21, 21.

Further, as shown in FIG. 9, the lower projecting piece portion 14 forms a first portion 14a extending in a direction orthogonal to the main body portion 13 and a substantially right angle from the first portion 14a in a plan view. And a second portion 14b extending in such a manner that the disk-shaped projection 23 is provided on the upper surface of the second portion 14b. The lower projecting piece 14 is fitted into a fitting recess 24 provided in the bottom wall 2 of the electrical component box 1, and its swing is guided.

The swinging piece 10 has a structure shown in FIGS.
As shown in FIG. 3, a protrusion 25 extending horizontally from the lower end of the main body 13 is provided, and a protrusion 26 for locking is attached to the protrusion 25. The locking projection 26 has a tapered surface 27 on its upper surface, which is inclined downward toward the rear side (inward side of the electrical component box 1). That is, when the swinging piece 10 is in the closed state, the projection 26 has an outer end edge in the fitting concave portion 28 provided in the bottom wall 2 of the electric component box 1 as shown in FIG. The rocking piece 10 is fitted (locked) to restrict the rocking of the rocking piece 10 to the outside (front surface side). Therefore, the projection 26 and the fitting recess 28 form the closed state locking means H for holding the swinging piece 10 in the closed state. The upper projecting piece portion 15 of the swinging piece 10 includes a first portion 15a extending in the vertical direction and a second portion 15b extending inward in the horizontal direction from the first portion 15a, and as shown in FIG. In the closed state, the second portion 15b is engaged with the upper edge of the long wall 8.

Therefore, from the closed state shown in FIG. 5, the swinging piece 10 is swung (rotated) outwardly about the shafts 17 while pressing the lower projecting piece portion 14 downward. When an operating force is applied to, the protrusion 26 is unlocked from the fitting recess 28, and the swinging piece 10 is moved outward about the shafts 17, 17, that is, in the direction of arrow X in FIG. It can be swung (rotated). Then, when the long wall 8 and the rocking piece 10 are rocked until they form a substantially right angle, the projection 23 of the lower projecting piece part 14 rocks in the fitting recess 24, as shown in FIG. As described above, the tapered recess 29 is guided by the tapered surface portion 29 provided on the bottom surface of the fitting recess 24 and fitted into the fitting recess 28. As a result, the swing of the swing piece 10 is restricted, and the open state is maintained. Therefore, the projection 23 and the fitting concave portion 28 form the open state lock means K for holding the open state of the swing piece 10.

In this open state, however, the swing piece 1
If the lower protruding piece 14 of 0 is pressed slightly downward,
The fitting of No. 3 into the fitting recess 28 is released, and in this state, the rocking piece 10 can be rocked inward, and when rocked, the projection 23 is guided again to the tapered surface portion 29. , The elastic restoring force causes the lower protruding piece 14 to return to the horizontal state, and the fitting recess 2
When the inside of 4 is swung in the direction of the arrow Y in FIG. 9, the protrusion 26 reaches the vicinity of the fitting recess 28, and further swung inward,
The tapered surface 27 of the protrusion 26 is guided by the end surface 31 of the peripheral wall 30 for forming the fitting recess 28 and enters the fitting recess 28 to be fitted therein.

Therefore, the swinging piece 10 can be surely held in the closed state and the open state, and the switching from the closed state to the open state and from the open state to the closed state can be performed easily and surely. The size can be easily adjusted, and the operation of incorporating the outdoor unit casing 4 is easy.

As described above, in the closed state, the rocking piece 10 becomes a part of the side wall 3, and there is no portion protruding from the side wall 3,
Moreover, the closed state is securely held by the closed state locking means H, and the width dimension (depth dimension) W ₀ is the width dimension W of the partition plate 5.
_When it is substantially the same as 1, the function of the electrical component box 1 is effectively exerted, and the machine room 6 and the air passage room 7 are cut off above the partition plate 5 to prevent sound leakage or water intrusion. Etc. can be reliably prevented. Further, in the open state, when the open state is securely held by the open state locking means K and the width dimension (depth dimension) W ₀ is smaller than the width dimension W ₁ of the partition plate 5, the rocking piece 10 is provided. Becomes a part of the partition plate 5, and the machine room 6 and the air passage room 7 are cut off above the partition board 5, so that sound leakage, water intrusion, etc. can be reliably prevented, and moreover, the conventional As described above, it is not necessary to form a vertical piece or the like on the partition plate 5 itself from the upper end thereof, and the partition plate 5 can be easily manufactured, which contributes to cost reduction.

Although the specific embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various modifications can be carried out within the scope of the present invention. That is, in this embodiment, various means can be adopted as the closed state locking means H and the open state locking means K.

[0028]

As described above, according to the electric component box of the air conditioner of the first aspect, when the swing piece is closed, the swing piece becomes a part of the side wall of the electric component box. It is possible to adapt to a small outdoor unit casing. Also, in the case of a large-sized outdoor unit casing, if the closed type is used, the width of the electrical component box is smaller than the width of the partition plate, so the machine room and the air passage chamber are located above the partition plate. Although a gap is formed for communication and connection, if the rocking piece is used in an open state, the rocking piece becomes a part of the partition plate, and the gap can be closed by the rocking piece. That is, one type of size can accommodate large and small outdoor unit casings. Moreover, in both cases, the machine room and the air passage room can be cut off above the partition plate, and it is possible to reliably prevent sound leakage, water intrusion, and the like. Furthermore, if the rocking piece is in the closed state, there is no portion protruding from the side wall, and this electrical equipment box can be easily transported, and the transportation cost can be reduced. Moreover, since it is not necessary to provide an uneven portion on the upper end of the partition plate, the upper end can be made flat, and the partition plate is easier to manufacture than the conventional one shown in FIG. 11, and the manufacturing cost can be reduced. Can be achieved.

According to the electric component box of the air conditioner of claim 2,
The closed state of the rocking piece can be reliably held, the transporting work is facilitated, and the assembling work to the outdoor unit casing whose width dimension is substantially the same as the width dimension of the partition plate is stable and It is possible to prevent sound leakage and water intrusion after attachment.

According to the electric component box of the air conditioner of the third aspect, the open state of the rocking piece can be reliably maintained.
It is possible to stabilize the assembling work to the outdoor unit casing whose width dimension (depth dimension) is smaller than the width dimension of the partition plate, and to prevent sound leakage and water intrusion after assembling.

[Brief description of drawings]

FIG. 1 shows an electrical component box of an air conditioner that is an embodiment of the present invention, and FIG. 1 (a) is a simplified perspective view in a closed state,
FIG. 3B is a simplified perspective view in the open state.

FIG. 2 is a simplified perspective view of a state in which the outdoor unit casing is assembled.

FIG. 3 is a front view of a main part of an electric component box of the air conditioner.

4 is a cross-sectional view taken along the line AA of FIG.

5 is a sectional view taken along line BB of FIG.

FIG. 6 is a front view of a swing piece.

FIG. 7 is a left side view of the swing piece.

FIG. 8 is a right side view of the swing piece.

FIG. 9 is a plan view of a swing piece.

FIG. 10 is a perspective view showing a state in which a conventional electric component box is assembled to an outdoor unit casing.

FIG. 11 is a perspective view showing a state in which another conventional electric component box is assembled to the outdoor unit casing.

[Explanation of symbols]

3 side walls 4 Outdoor unit casing 5 partition boards 6 Machine room 7 wind passage room H closed state locking means K open state locking means

Claims (3)

(57) [Claims] 1. An outdoor unit casing (4) in which a machine room (6) for housing a compressor and an air passage room (7) for housing a fan are partitioned by a partition plate (5). An electric component box for an air conditioner, which is arranged on the partition plate (5) across the machine room (6) and the air passage room (7),
Air characterized in that the side wall (3) is provided with a swinging piece (10) which becomes a part of the side wall (3) in the closed state and becomes a part of the partition plate (5) in the opened state. Electric equipment box of the harmony machine. 2. The electric component box for an air conditioner according to claim 1, further comprising closed state locking means (H) for holding the closed state of the swing piece (10). 3. An electric component box for an air conditioner according to claim 1, further comprising open state locking means (K) for holding the swinging piece (10) in an open state. .