JPH1054589A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable easily and appropriately attaching an electric box in such a manner as to suit the condition of the place where it is attached by inserting two suspension hooks of the electric box one into a fastening hook hole and the other into a fastening hook window hole formed respectively in an attachment plate provided in a suspended state and fastened to a cross corner of an outdoor unit. SOLUTION: At a position in the upper part of the back side of an electric box 3 a suspension hook 9 projecting horizontally with the forward end bent vertically downward is provided and in the lower end part another suspension hook 11 is formed vertically downward. For an attachment plate 15 to be used for placing the electric box 3 use is made of an attachment plate 15 which in accordance with the manner in which the outdoor unit 1 is installed has a shape advantageous for attaching the electric box 3. The attachment plate 15, formed of metal plate by bending, has a fastening hook hole in the upper part and a fastening hook window hole at the end of the lower part. By the use of a horizontally projecting piece 20 at the forward end of an upper stepped side the attachment plate 15 is caught on the upper end side 1X of the outdoor apparatus 1 and holds the electric box 3 in a suspended state. The electric box 3 can be attached by simply inserting its suspension hook 9 in the upper part and the other suspension hook 11 in the lower part respectively into the fastening hook hole and the fastening hook window hole in the attachment plate 15.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a separation type air conditioner in which an outdoor unit and an indoor unit are separated and both units are connected by a refrigerant pipe. The present invention relates to an electric box mounting apparatus for an electric box temporarily mounted and installed in an outdoor unit in order to execute a check operation for diagnosing the problem.

[0002]

2. Description of the Related Art In a separate type air conditioner, a compressor and a condenser are mounted, and an outdoor unit which is heavier than an indoor unit is selected in a place where a certain amount of heat radiation space can be secured and not so noticeable. Often installed.
However, in reality, a narrow place such as near a back wall of a house or behind an alley is generally a candidate place due to housing circumstances and the like, and an outdoor unit is often installed.

[0003]

In the case where there is a complaint that the separated type air conditioner thus installed does not operate normally, a service inspection is performed on site.
At that time, the operation according to the inspection program for inspecting the quality of the operation function of the separation-type air conditioner and finding the failure location may be performed.

[0004] Therefore, such a service check operation is different from the control for the normal operation of the outdoor unit. Therefore, an electric device for performing the control for the service operation, that is, an electric box is connected to the outdoor unit. The vehicle will be temporarily mounted and operated.

However, the space in which the outdoor unit is provided is narrow, and there are obstacles around the outdoor unit, so that the mounting condition of the electrical box is often poor. However, even in a place where there is such a bad condition, it must be possible to mount the electrical box in the limited space.

[0006] The present invention has been made in view of the above circumstances, and even in a space under conditions determined by the place where an outdoor unit is installed, the electrical box can be easily adapted to the conditions of the mounting destination. It is an object of the present invention to provide an air conditioner that can be installed in a proper and appropriate mounting manner and that can efficiently perform an inspection service.

[0007]

According to the present invention, in order to achieve the above object, according to the first aspect of the present invention, an air conditioner in which an electric box is mounted on an existing outdoor unit for a required purpose such as a failure inspection. In order to dispose the electrical box around the outdoor unit in a predetermined space, a folding mounting portion provided at an upper portion is engaged with an intersection between a top surface and a side surface of the outdoor unit and suspended. A mounting plate that can be mounted in a state, a locking hole provided in an upper portion of the mounting plate and a locking window formed in a lower portion, and an upper portion on a back side corresponding to the locking hole and the locking window. And an electrical box provided with a first latching piece and a second latching piece projecting downward at a position and a lower position, respectively. The first latching piece and the second latching piece of the electrical component box are attached to the mounting plate. Attach so that it can be inserted from above into the latch hole and latch window. By engaging those of the engagement with the engaging window of window Uraen portion of the second hanging piece of exits under KiKaketome hole,
An electrical box is attached to and fixed to an outdoor unit.

In the invention of claim 2, a plurality of locking holes for selectively locking the first locking pieces of the electrical box are provided in the upper part of the mounting plate in the width direction of the mounting plate. ,
At the lower part of the mounting plate, a hooking window is provided in which a second hooking piece of the electrical box is formed so as to be movable in a lateral direction.

Further, according to the invention of claim 3, in an air conditioner in which an electrical box is mounted on an existing outdoor unit for a required purpose such as inspection of a failure location, a top surface is shared between a front surface and a rear surface of the outdoor unit. And two L-shaped bent mounting plates which are applied while being fixed at intervals adjusted according to the thickness and width of the outdoor unit, and provided on top of the two L-shaped mounting plates. A first and a second latching piece projecting downwardly to an upper position and a lower position on the back side corresponding to the latching hole and the latching window, respectively. An electrical box provided with a stop piece, wherein the first hook piece and the second hook piece of the electrical box are hooked to a hook hole of one of the two mounting plates. Attach it to the window so that it can be inserted from above, and pull out the first hooking piece below the hooking hole. Engagement out to and engaging those of the said latching window of window Uraen portion of the second hanging piece, in which electric box is adapted to be mounted and fixed to the front or rear of the outdoor unit.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

Reference numeral 1 denotes an outdoor unit which constitutes an air conditioner together with an indoor unit (not shown). A pair of mounting feet 2 provided at the lower portions on the left and right side surfaces of the main body are fixed to anchors on the installation surface. It is installed on the ground or is fixed to an outdoor wall or the like outdoors by using a mounting bracket.
The box-shaped main body made of a steel plate houses a compressor, a condenser, a condenser cooling fan, and the like.

Reference numeral 3 denotes a compressor mounted and mounted on one side of the main body of the outdoor unit 1 when the existing outdoor unit 1 receives a complaint such as a failure and goes out to an installation location for service inspection. An electrical box required to perform an operation for diagnosing which outdoor unit component, such as a battery and a condenser, is faulty. The metal electrical case 3B includes a control relay as shown in FIG. A large number of circuit components such as the terminal device 4 and the terminal device 5 are arranged and connected to each other by wiring.

In the electrical case 3B of the electrical box 3, as shown in FIG. 5, a mounting protrusion 7 is horizontally protruded above the rear side surface 6a, and a screw is mounted at the center of the protruding portion. A hole 8 is provided, and a locking piece 9 that is bent vertically downward is provided at the tip of the protruding piece.

The lower end of the back side surface 6a provided with the mounting projection 7 is provided with a locking piece 11 having a predetermined width in a downward direction.
Are formed integrally with each other. And this locking piece 11
Also, a screw mounting hole 12 is formed. Further, a contact piece 13 with the outdoor unit 1 is provided as shown in FIG. 4 so as to face the locking piece 11 at a slightly different position.

The mounting projections 7 and the locking pieces 11 provided on the electrical box 3 serve as mounting members when the electrical box 3 is mounted on the outdoor unit 1. When the locking piece 11 is directly locked and mounted on the outdoor unit 1, the mounting projection 7 and the locking piece 11 are attached.
Is also formed at a predetermined position on the outdoor unit 1 side, and the mounting location is fixed, so if there is an obstacle at the mounting location at the installation location, Installation of the electrical box 3 becomes difficult.

Therefore, the electrical box 3 can be mounted on the outdoor unit 1 by using a mounting plate developed so that it can be mounted in a flexible manner. In this case, according to the installation condition of the outdoor unit 1, a mounting plate having a different shape, which is convenient for mounting the electrical box, is used.

First, as shown in FIG. 1, a case where it is not appropriate to install the electrical box 3 only on the right side surface 1R of the outdoor unit 1 will be described. In this case, a mounting plate 15 shaped as shown in FIG. 6 is used.

That is, the mounting plate 15 formed by bending a metal plate has a bent portion 16 which is bent in a stepwise manner on an upper portion, and a plurality of working portions are formed on a lower surface of the bent portion 16. In the example, four mounting screw holes 18 and four locking holes 19 are provided. A horizontal projecting piece 20 extending horizontally to the tip of the upper step surface
When the mounting plate 15 is brought into contact with the right side surface 1R of the outdoor unit 1, as shown in FIG.
It is a holding portion that hooks on X and supports the electrical box 3 in a suspended state.

At the lower end of the flat portion of the mounting plate 15, two locking windows 21a and 21b are provided, and the locking windows 1a and 21b and the locking holes 1 of the bent portion 16 are provided.
9 serves as a fixing portion for stopping the electrical box 3 at the upper portion and the lower portion, as described later in detail.

The width of the mounting plate 15 is slightly smaller than the width of the right side surface 1R of the outdoor unit 1.
Then, the peripheral portion 15d of the mounting plate 15 and the bent portion 1
6. Further, a plurality of mounting screw holes 24 are provided in the flat portion 15e of the mounting plate 15 and near the lower edges 15f of the hanging windows 21a and 21b below the flat portion 15e.

Therefore, the mounting plate 15 can be
When it is hooked on the upper end surface 1X of the outdoor unit 1, the mounting plate 15 is mounted and fixed with mounting screws 26.

The mounting screws 26 are used by removing some of the mounting screws to which the exterior panel of the outdoor unit 1 is mounted. Therefore, the removed mounting screws 26 are tightened again. The mounting plate 15 and the exterior panel can be mounted at the same time, and a screw dedicated to fixing the mounting plate is not required.

Next, how to mount the electrical box 3 to the mounting plate 15 thus mounted on the right side surface 1R of the outdoor unit 1 will be described.

After the electrical box 3 is positioned slightly above the mounting plate 15, the hook 9 on the upper part of the electrical box 3 is attached to the mounting plate 1.
5 is inserted from above into the locking hole 19 at the upper part, while the locking piece 11 at the lower part of the electrical component box 3 is inserted into the locking window 21a at the lower part of the mounting plate 15 from outside.

When the insertion is completed, the latching piece 9 comes out below and engages with the latching hole 19, and the latching piece 11 contacts the lower edge side 15f of the latching window 21a from behind. Touch and overlap each other. As a result, the upper and lower parts of the electrical component box 3 are securely fastened, and the electrical component box 3 is regulated so as not to fall out toward the user, and is easily mounted and fixed to the mounting plate 15.

Here, since four locking holes 19 on the side of the mounting plate 15 on which the hook pieces 9 of the electrical box 3 are hooked are arranged side by side, for example, the electrical box is the leftmost end shown in FIG. If it is more appropriate to mount it on the right side than the position of, the hooking pieces 9 may be selectively inserted into the remaining three locking holes 19 arranged on the right side.

At this time, the locking piece 11 below the electrical box 3 is
Just by moving laterally in the hanging window 21a or the adjacent hanging window 21b, it comes into contact with the lower edge 15f of the hanging windows 21a, 21b from the back side, and the same mounting as described above is performed. The electrical box 3 can be freely selected and fixed in the width of the side surface of the outdoor unit 1 by freely selecting the least obstructive place.

Further, the upper engaging piece 9 and the lower engaging piece 11 of the electrical component box 3 are respectively connected to the engaging holes 19 on the mounting plate 15 side.
It is an extremely simple mounting method and mounting structure that can be mounted simply by inserting it into the latch windows 21a and 21b.

In the mounting method shown in FIG. 2, it is preferable to mount the electric box 3 on the front side or the back side of the outdoor unit 1, and furthermore, the outdoor unit 1 having a different thickness and width.
This is an embodiment in which the electrical box 3 can be mounted. In this case, a mounting plate shaped as shown in FIG. 7 is used.

That is, two mounting plates 31 and 32 made of two metal plates bent in an inverted L-shape are used. In each of the mounting plates 31 and 32, a locking hole 33 and a locking hole 33 are formed at the upper corner where the side surface and the top surface intersect, and a screw mounting hole 34 and a screw mounting hole are formed at the center of the stepped surface. 34 are drilled. A hanging window 35 and a hanging window 35 are formed in the center of the lower portion of the side surface portion,
A screw mounting hole 36 and a screw mounting hole 36 are provided in the lower edge side 31m.

The two mounting plates 31, 32
Are mounted so as to sandwich the outdoor unit 1 in the thickness direction. At that time, the two mounting plates 31, 3
The upper surfaces 31U and 32U of the second unit 2 overlap each other and are located on the top surface of the outdoor unit 1.

In order to adjust the overlapping margin, the mounting and guiding screws provided on the upper surface 31U of the other mounting plate are provided in the elongated holes 38, 38 for width adjustment formed on the upper surface 32U of the one mounting plate. A width adjusting means for slidably engaging the first and second mounting plates 31 and 32 is provided.
Is adjusted in accordance with the thickness and width of the outdoor unit 1 to adjust the interval. Then, the mounting and guiding screws 39, 39 are tightened and fixed to the mounting holes 40, 40, 40 provided on the upper surface 31U of the mounting plate. It can be fixed to the unit 1. Further, mounting screws are also fastened and fixed to screw mounting holes 36, 36 below the mounting plates 31, 32.

In this case, mounting holes 40 for the mounting and guiding screws 39, 39 are provided at three places on the upper surface 31U of the other mounting plate so as to be selectable from front, middle and rear. Limiting the allowable movement range in the long holes 38, 38 due to the difference in the mounting positions of the 39, 39,
The interval width between the two mounting plates 31 and 32 can be adjusted stepwise.

When the mounting plates 31, 32 are mounted in this manner, the upper corner portions 31C, 32C of the mounting plates 31, 32 are mounted.
Is fitted to the top corner of the outdoor unit 1 and is mounted in a suspended state.

Next, the electric box 3 is attached to the mounting plates 31 and 32.
How to attach is described. The mounting method is almost the same as that of the first embodiment.

That is, for example, when the electric box 3 is mounted on the front side 1Y of the outdoor unit 1, the electric box 3 is slightly opposed to the mounting plate 31 so as to face the mounting plate 31. The locking piece 11 at the lower part of the electrical box 3 is inserted into the locking window 35 at the lower part of the mounting plate 31 from the outside.

Then, when the insertion is completed, the locking piece 9 comes out below and engages with the locking hole 33, and the locking piece 11 contacts the lower edge side 31m of the locking window 35 from the back side. Touch and overlap each other. As a result, the upper and lower portions of the electrical component box 3 are securely fastened, and the electrical component box 3 is regulated so as not to come out to the front, and is easily mounted and fixed to the mounting plate 31.

Also, when the electrical box 3 is mounted on the rear side 1Z of the outdoor unit 1, the hook 9 on the upper part of the electrical box 3 is connected to the locking hole in the upper part of the mounting plate 32 in the same manner as described above. 33 can be mounted by inserting the locking piece 11 at the lower part of the electrical component box 3 from the outside into the locking window 35 at the lower part of the mounting plate 32.

FIG. 3 shows an embodiment in which the electrical box 3 is mounted on a large outdoor unit 1 having a large thickness D and capable of operating a plurality of indoor units 40. The mounting plate used in this case has the shape shown in FIG.

The outdoor unit 1 is provided on a side surface of its main body.
A plurality of sets of refrigerant discharge / inlet devices 42 connected to a plurality of indoor units 40 by piping are provided. In this case, it is preferable to mount the electrical box 3 at a position on the right side of the right side surface 1R of the outdoor unit 1.

The mounting plate 50 made of the metal plate described above is
An upper portion has a mounting protruding piece 52 bent stepwise, and a locking hole 53 and a screw mounting hole 54 are formed in the step surface portion. Also, a large side piece 55 is provided at the upper part, and a small side piece 56 is formed at the lower part in a diagonal positional relationship so as to be orthogonal to the mounting protruding piece 52. A hole 57 is formed.

In the lower part of the mounting plate 50 corresponding to the locking hole 53, a locking window 58 is formed, and a screw mounting hole 60 is also formed in the side edge 59 below the mounting window 58. .

Therefore, when mounting the mounting plate 50,
The mounting plate 50 may be mounted on the right side surface of the outdoor unit 1 at a position above the right side with screws 61, 61 via the upper side piece 55 and the lower side piece 56. At this time, the mounting plate 5
The mounting projection 52 of 0 is attached to the upper end surface of the outdoor unit 1, and the mounting plate 50 is mounted in a suspended state.

Thus, the electrical box 3 is mounted on the mounted mounting plate 50. This case is almost the same as in the previous two embodiments.

That is, the electrical component box 3 is positioned slightly above and opposed to the mounting plate 50, and the upper retaining piece 9 of the electrical component box 3 is inserted from above into the locking hole 53 of the upper portion of the mounting plate 50. The lower locking piece 11 of the box 3 is attached to the mounting plate 5.
0 from the outside into the latching window 58 in the lower part of FIG.

Then, when the insertion is completed, the locking piece 9 comes out below and engages with the locking hole 53, and the locking piece 11 contacts the lower edge side 59 of the locking window 58 from behind. Touch and overlap each other.

As a result, the upper and lower parts of the electrical component box 3 are securely fastened, and are regulated so as not to fall forward.
It is easily mounted and fixed to the mounting plate 50.

[0048]

As described above, according to the present invention, when the electric equipment box to be used is temporarily attached to the outdoor unit when operating the air conditioner for failure inspection, the space around the installation space of the outdoor unit is provided. Even in situations where installation is difficult due to obstructions, the electrical box can be mounted using a mounting plate that can be mounted on the periphery of the outdoor unit where it is expected to be slightly mounted. In addition, unlike the conventional case, there is no difficulty in mounting the electrical box, so that the service check can be performed efficiently.

The mounting of the electrical box on the mounting plate can also be achieved by simply inserting the upper and lower hooking pieces on the rear side of the electrical box into the hook holes and the hooking windows provided on the mounting plate side from above and hooking each other. It is a simple attachment means that can be attached, the attachment / detachment operation is easy, and the convenience is good. Moreover, by providing a plurality of engaging pieces, engaging holes, and engaging windows that engage with each other and performing selective engagement, the mounting position of the electrical box with respect to the mounting plate can be changed. An easy mounting position can be selected by selecting an easy mounting position.

Further, by using two L-shaped mounting plates which are mounted so as to sandwich the outdoor unit from front and rear,
The mounting area can be expanded so that the outdoor unit can be selectively mounted on the front surface or the rear surface, and the two L
The mounting plate in the shape of a letter can be mounted by adjusting the interval by expanding or narrowing it according to the thickness width of the outdoor unit. The flexibility of attachment can be obtained and the utility value is high.

[Brief description of the drawings]

FIG. 1 is a front view, a right side view, and a plan view of an outdoor unit in a state where an electrical box is mounted on a right side.

FIG. 2 is a front view, a right side view, and a plan view of the outdoor unit in a state where an electric box is mounted on a front surface or a rear surface.

FIG. 3 is a front view, a right side view, and a plan view of an outdoor unit having a wide side surface width (depth dimension) in a state where an electric box is mounted on a right side surface thereof.

FIG. 4 is a front view, a left and right side view, and a plan view of an electrical box in which a control relay, a terminal device, and the like are disposed.

FIG. 5 is an external perspective view of the electrical box as seen from the back side.

FIG. 6 is an external perspective view of a mounting plate used in the mounting state in FIG. 1;

FIG. 7 is an external perspective view of a mounting plate used in the mounting state in FIG. 2;

FIG. 8 is an external perspective view of a mounting plate used in the mounting state in FIG. 3;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Outdoor unit 3 Electrical box 9 1st latching piece 11 2nd latching piece 15, 31, 32, 50 Mounting plate 19, 33, 53 Hanging hole 21a, 21b, 35, 58 Hanging window

Claims (3)

[Claims] 1. An air conditioner in which an electrical box is mounted on an existing outdoor unit for a required purpose such as a failure location inspection. In order to arrange the electrical box around the outdoor unit in a predetermined space, A mounting plate, which can be mounted in a suspended state by engaging a bent mounting portion provided at an upper portion with a crossing corner between a top surface and a side surface of the outdoor unit, and a locking hole provided at an upper portion of the mounting plate; A latch window formed in a lower portion, and a first latch piece and a second latch piece protruding downward respectively at an upper position and a lower position on the back side corresponding to the latch hole and the latch window are provided. A first hook and a second hook are mounted so that the first hook and the second hook of the electrical box are inserted into the hook holes and the hook window of the mounting plate from above. Of the second latching piece and the back edge of the latch window at the window back edge. By those, an air conditioner, wherein the electric box is adapted to be mounted and fixed to the outdoor unit. 2. An upper part of the mounting plate is provided with a plurality of locking holes in a width direction of the mounting plate for selectively locking a first locking piece of the electrical box, and a lower part of the mounting plate. 2. The air conditioner according to claim 1, wherein a hooking window is formed with a length such that a second hooking piece of the electrical box can move laterally. 3. An air conditioner in which an electrical box is mounted on an existing outdoor unit for a required purpose such as a failure location inspection, the electronic box is applied to a front surface and a rear surface of the outdoor unit while sharing a top surface, and Two L-shaped bent mounting plates fixed at intervals adjusted according to the thickness and width of the outdoor unit, and a hook hole provided at an upper portion of the two L-shaped mounting plates and a lower portion provided at a lower portion thereof An electrical box provided with a formed latch window, and a first latch piece and a second latch piece protruding downward respectively at an upper position and a lower position on the back side corresponding to the latch hole and the latch window. So that the first and second latching pieces of the electrical component box are inserted from above into the latching hole and the latching window of one of the two mounting plates. And the second hooking piece is engaged with the first hooking piece by slipping out below the hooking hole. By engaging those of the KiKaketome window of window Uraen unit, an air conditioner, wherein the electric box is adapted to be mounted and fixed to the front or rear of the outdoor unit.